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Tim Chuey Weather

Here is my weekly new weather quiz question. What is an “Inversion? 

_________________

An Upper Level Low Pressure Trough (“U “shape) is allowing moisture in the form of clouds from frontal systems to move over the Pacific Northwest and bringing cold air with it. The graphics for days 1-3 show the frontal system that pushed through Oregon Tuesday and the next one, a backdoor cold front that will drop temperatures even lower. The graphics for days 3-7 show more complex frontal activity moving our way Sunday through next Thursday keeping us wet.

 

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 13 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 47 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 9 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
  • A WIND CHILL ADVISORY IS IN EFFECT FROM MIDNIGHT TONIGHT UNTIL NOON FRIDAY FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE NORTHERN OREGON CASCADE FOOTHILLS AND THE CASCADE FOOTHILLS IN LANE COUNTY.
  • A WIND CHILL ADVISORY IS IN EFFECT FROM MIDNIGHT TONIGHT UNTIL NOON FRIDAY FOR THE NORTHERN OREGON CASCADE FOOTHILLS .
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 1 AM THURSDAY FOR THE LOWER COLUMBIA AND THE WESTERN COLUMBIA RIVER GORGE.
  • A WIND CHILL ADVISORY IS IN EFFECT FROM MIDNIGHT TONIGHT UNTIL NOON THURSDAY FOR THE WESTERN COLUMBIA RIVER GORGE.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 1 AM THURSDAY FOR THE COAST RANGE OF NORTHWEST OREGON.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM THURSDAY THE CENTRAL COAST RANGE OF WESTERN OREGON.
  • A WINTER STORM WARNING IS IN EFFECT FROM 7 PM TONIGHT UNTIL  10 AM THURSDAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 7 PM THIS EVENING UNTIL 10 AM THURSDAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 7 PM THIS EVENING UNTIL 10 AM THURSDAY BELOW 1,500 FT. FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM THURSDAY FOR THE CENTRAL WILLAMETTE VALLEY AND THE SOUTH WILLAMETTE VALLEY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 1 AM THURSDAY FOR THE GREATER PORTLAND METRO AREA.
  •  A WINTER WEATHER ADVISORY IS IN EFFECT FROM MIDNIGHT TONIGHT UNTIL NOON THURSDAY FOR THE GREATER PORTLAND METRO AREA.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM THURSDAY ABOVE 500 FT. FOR THE CENTRAL OREGON COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 7 PM THIS EVENING UNTIL 10 AM THURSDAY FOR THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS, AND THE SOUTHERN OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 7 PM THIS EVENING UNTIL 10 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE NORTH OREGON COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT UNTIL 7 PM THIS EVENING FOR THE CENTRAL OREGON COAST.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Cloudy with evening snow showers, a good (50%) chance of snow showers late tonight (0.10 in. of rain possible, 1-3 in. of snow possible),
  • Mostly cloudy and a bit cooler with a good (50%) chance of snow showers Thursday (0.10 in. of rain possible, 1 in. of snow possible), partly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late Thursday night (under 0.10 in. of rain possible),
  • Sunny Friday, mostly clear at night,
  • Mostly sunny and a bit warmer with a slight (20%) chance of rain Saturday afternoon, evening snow likely (70%) with a slight (20%) chance of rain, then snow and rain late Saturday night (snow level 1,000 ft.).
  • lows 27-17 warming to 30 Saturday night 39-44.
  • Mostly cloudy AM rain and snow, rain and a bit cooler Sunday afternoon (snow level 1,000 ft.), evening rain likely (70%) with a (40%) chance of snow, snow likely (70%) late Sunday night (snow level 1,000 ft.),
  • Mostly cloudy with AM rain and snow likely (70%), rain and a bit warmer Monday afternoon (snow level 1,000 ft.), evening rain likely (70%) with a (30%) of snow, a good good (50%) chance of rain and snow late Monday night (snow level 1,500 ft.),
  • Mostly cloudy with a good (50%) chance of AM snow, rain likely (70%) Tuesday afternoon (snow level 1,000 ft.), partly cloudy with a (40%) chance of evening rain and a slight (20%) chance of snow, partly cloudy with a slight (20%) chance of snow late Tuesday night,
  • Mostly cloudy with a good (50%) chance of AM snow, then a mix of clouds and sun and a bit warmer with a good (50%) chance of rain Wednesday afternoon.
  • highs 43-45 lows 30-27 (seasonal averages high 53 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with evening showers, snow showers and a slight (20%) chance of thunderstorms, colder with snow showers and a slight (20%) chance of thunderstorms late tonight (0.25 in. of rain possible, 4-8 in. of snow possible lower elevations with 4-9 in. of snow above 1,500 ft., snow level 100 ft.),
  • Mostly cloudy with AM snow showers, rain and snow showers Thursday afternoon (0.10 in. of rain possible, 2-3 in. of snow possible lower elevations and 3-4 in. of snow possible above 1,500 ft., snow level 600 ft. in the afternoon),  mostly cloudy with a good (50%) chance of snow showers Thursday night (under 0.10 in. of rain possible),
  • Sunny and a bit warmer Friday, clear Friday night,
  • AM clouds, sunny and a bit warmer Saturday afternoon, becoming mostly cloudy with a evening rain and snow likely (70%), then rain and snow late Saturday night.
  • lows 29-23 warming to 32 Saturday night highs 40-49.
  • Mostly cloudy and a bit cooler with rain and snow Sunday, rain and snow likely (70%) Sunday night,
  • Mostly cloudy with AM rain and snow showers, rain and snow showers and a bit warmer Monday afternoon and evening, rain and snow showers likely (70%) late Monday night,
  • Mostly cloudy with AM rain and snow showers likely (70%), rain and snow showers Tuesday afternoon, a (30%) chance of rain and snow showers Tuesday night,
  • Then mostly cloudy and a bit warmer with a (30%) chance of rain and snow showers Wednesday.
  • highs 44-46 lows 33-29. (seasonal averages high 55 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Mostly cloudy with showers, snow showers and a slight (20%) chance of thunderstorms tonight (0.25 in. of rain possible, 3-6 in. of snow possible below 1,000 ft. while 5-9 in. of snow possible above 1,000 ft., snow level 100 ft.)
  • Mostly cloudy with AM showers, snow showers and a slight (20%) chance of thunderstorms, rain and snow showers likely (70%) Thursday afternoon (0.25 in. of rain possible, 2-3 in. of snow possible below 1,000 ft. and 3-5 in. of snow possible above 1,000 ft., snow level 0 ft. rising to 500 ft. in the afternoon), mostly cloudy with a (40%) chance of evening coastal rain and snow showers with  just partly cloudy at the shore late Thursday night while inland evening rain and snow showers likely (70%),a slight (20%) chance of inland snow showers late Thursday night (snow level 0 ft.),
  • Sunny and a bit warmer Friday, clear Friday night,
  • Sunny and a bit warmer Saturday, becoming mostly cloudy with evening rain likely (70%), then rain late Saturday night.
  • lows 32-20 warming back to 32 Saturday night highs 42-49.
  • Mostly cloudy with AM rain and snow, rain and snow likely (70%) Sunday afternoon and evening, rain and snow late Sunday night,
  • Mostly cloudy with AM rain and snow, showers and a bit warmer and breezy Monday afternoon, rain and snow showers Monday night,
  • Mostly cloudy with rain and snow showers and a bit warmer Tuesday, a (40%) chance of rain and snow showers Tuesday night,
  • Mostly cloudy with a (40%) chance of AM rain and snow showers, then a (40%) chance of showers Wednesday afternoon.
  • highs 47-49  lows 32-30. (seasonal averages high 54 low 42)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Mostly cloudy with snow showers tonight (2-5 in. of snow possible),
  • Mostly cloudy and a bit cooler with snow showers likely (70%) Thursday (1 in. of snow possible, a good (50%) chance of evening snow showers, partly cloudy with a slight (20%) chance of snow showers late at night (little or no snow accumulation expected),
  • Partly cloudy with a slight (20%) chance of AM snow showers, mostly sunny and a bit warmer Friday afternoon and breezy (Wind: E 15-25 mph decreasing to E 10-15 mph in the afternoon), mostly clear at night,
  • Mostly sunny and a bit warmer Saturday, partly cloudy with a good (50%) of evening snow, then mostly cloudy with a good (50%) chance of snow late Saturday night.
  • snow level at the surface tonight through Friday morning, free air freezing level at the surface Friday afternoon and Friday night, 5,000 ft. Saturday, then snow level 2,500 ft. Saturday night.
  • lows 12-6 warming to 22 Saturday night highs 22-39.
  • Mostly cloudy with snow and a bit cooler Sunday (AM snow possibly heavy at times), snow likely (70%) Sunday night,
  • Mostly cloudy and a bit warmer with snow Monday, snow Monday night,
  • Mostly cloudy with snow Tuesday, a good (50%) chance of snow Tuesday night,
  • Then a mix of clouds and sun with a good (50%) chance of snow Wednesday.
  • snow level 1,500 ft. Sunday, at the surface Sunday night, 1,500 ft.  Monday, then at the surface Monday night through Wednesday.
  • highs 12-22 lows 12-22.

 

__________

For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

__________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly new weather quiz question. What is an “Inversion? 

_________________

An Upper Level Low Pressure Trough (“U “shape) is allowing moisture in the form of clouds from frontal systems to move over the Pacific Northwest. The graphics for days 1-3 show the frontal system that pushed through Oregon Tuesday and the next one, a backdoor cold front that will drop temperatures even lower. The graphics for days 3-7 show more complex frontal activity moving our way Saturday through next Wednesday keeping us wet.

 

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 12 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 27 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 10 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM THURSDAY FOR THE NORTHERN OREGON CASCADE FOOTHILLS AND THE CASCADE FOOTHILLS IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM TODAY ABOVE 1,000 FT. FOR THE COAST RANGE OF NORTHWEST OREGON.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM TODAY THE CENTRAL COAST RANGE OF WESTERN OREGON.
  • A WINTER STORM WARNING IS IN EFFECT  UNTIL 10 AM TODAY ABOVE 4,000 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM TODAY FOR NORTHERN AND  EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT  UNTIL  10 AM TODAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM TODAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM TODAY ABOVE 500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM TODAY ABOVE 1,500 FT. FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM TODAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM TODAY FOR THE SISKIYOU MOUNTAINS AND THE SOUTHERN OREGON CASCADES.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 AM TODAY UNTIL 10 AM THURSDAY FOR THE CENTRAL WILLAMETTE VALLEY AND THE SOUTH WILLAMETTE VALLEY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM TODAY ABOVE 500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 7 PM TODAY UNTIL 10 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 PM TODAY UNTIL 4 AM THURSDAY ABOVE 500 FT. FOR THE NORTH OREGON COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM TODAY ABOVE 500 FT. FOR  FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Mostly cloudy with rain and snow showers and a bit cooler today (0.25 in. of rain possible, 1 in. of snow possible, snow level 500 ft.), evening showers likely (70%), a good (50%) chance of snow showers late tonight (0.10 in. of rain possible, 1 in. of snow possible),
  • Mostly cloudy with a good (50%) chance of snow showers Thursday (0.10 in. of rain possible), partly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late at night,
  • Mostly sunny Friday, then partly cloudy Friday night.
  • highs near 40 lows 24-16.
  • Partly cloudy and a bit warmer with a slight (20%) chance of rain and snow Saturday afternoon, a slight (20%) chance of evening rain and snow, mostly cloudy with snow and rain late Saturday night (snow level 1,000 ft.),
  • Mostly cloudy AM rain and snow, rain likely (70%) Sunday afternoon (snow level 1,500 ft.), rain and snow likely (70%) at night (snow level 1,000 ft.),
  • Mostly cloudy with a good (50%) chance of AM rain and snow, rain likely (70%) Monday afternoon (snow level 1,000 ft.), a good (50%) chance of evening snow with rain likely (70%), a good good (50%) chance of rain and snow late Monday night (snow level 1,500 ft.),
  • Mostly cloudy with a good (50%) chance of AM rain and snow, then a good (50%) chance of rain and a bit warmer Tuesday afternoon (snow level 1,000 ft.).
  • highs 42-44 lows 27-32 cooling to 29 Monday night (seasonal averages high 53 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with rain and snow showers with a slight (20%) chance of thunderstorms and a bit cooler today (0.25 in. of rain possible, 3-6 in. of snow at lower elevations with 5-9 in. snow above 1,500 ft. , snow level 900 ft.), evening showers, snow showers and a slight (20%) chance of thunderstorms, colder with snow showers likely (70%) late tonight (0.10 in. of rain possible, 1-3 in. of snow possible lower elevations with 3-5 in. of snow above 1,500 ft., snow level 100 ft.),
  • Mostly cloudy with AM snow showers likely (70%), a good (50%) chance of snow showers Thursday afternoon (0.10 in. of rain possible),  a (40%) chance of snow showers at night,
  • AM clouds, sunny and a bit warmer Friday afternoon, mostly clear in the evening, then partly cloudy Friday night.
  • highs 39-43 lows 26-20 warming to 23 Friday night.
  • Some AM clouds, mostly sunny and a bit warmer with a slight (20%) chance of showers Saturday afternoon, partly cloudy with a (30%) chance of evening rain and snow showers, mostly cloudy with a (40%) chance of rain and snow showers late Saturday night,
  • Mostly cloudy with rain and snow showers Monday, rain and snow showers likely (70%) Monday night,
  • Then mostly cloudy and a bit warmer with rain and snow showers likely (70%).
  • highs 46-44 warming to 47 Tuesday lows 23-34. (seasonal averages high 55 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Mostly cloudy with AM coastal showers, snow showers and a slight (20%) chance of thunderstorms with coastal showers and a slight (20%) chance of thunderstorms and a bit cooler this afternoon while inland showers, snow showers and a slight (20%) chance of thunderstorms and a bit cooler today (0.10 in. of rain possible), coastal showers, snow showers and a slight (20%) chance of thunderstorms at night while inland showers, snow showers and a slight (20%) chance of thunderstorms with inland showers and a slight (20%) chance of thunderstorms late tonight (0.25 in. of rain possible, 2-3 in. of snow possible below 1,000 ft. and 3-5 in. of snow possible above 1,000 ft, snow level 200 ft.)
  • Mostly cloudy with AM coastal showers, snow showers and and a slight (20%) chance of thunderstorms with rain and snow showers likely (70%) Thursday afternoon while inland AM snow showers with a good (50%) chance of inland rain and snow showers Thursday afternoon (0.10 in. of rain possible), mostly cloudy with a (40%) chance of evening coastal rain and snow showers and just partly cloudy late at night while mostly cloudy with a good (50%) chance of inland snow showers at night,
  • Mostly sunny and a bit warmer Friday, then mostly clear Friday night.
  • highs 42-46 lows 30-22 warming to 24 Friday night.
  • Mostly sunny with a slight (20%) chance of showers and a bit warmer Saturday afternoon, mostly cloudy with a good (50%) chance of evening showers, showers late Saturday night,
  • Mostly cloudy with AM showers, showers likely (70%) Sunday afternoon, rain and snow showers likely (70%) at night,
  • Mostly cloudy with AM rain and snow showers, showers and a bit warmer Monday afternoon, evening rain and snow showers, rain and snow showers likely (70%) late Monday night,
  • Mostly cloudy with AM rain and snow showers, then a good (50%) chance of showers and a bit warmer Tuesday afternoon.
  • highs 49-47 warming back to 49 Tuesday lows 30-33. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Mostly cloudy with snow showers and cooler today (3-6 in. of snow possible), snow showers (2-4 in. of snow possible) tonight (wind chill temperature down to 0),
  • Mostly cloudy and a bit cooler with snow showers likely (70%) Thursday (wind chill temperature down to -2), a good (50%) chance of evening snow showers, partly cloudy with a slight (20%) chance of snow showers late at night (wind chill temperature down to -11),
  • AM clouds and sun, sunny and a bit warmer Friday afternoon (AM wind chill temperature down to -10), then mostly clear Friday night.
  • snow level at the surface tonight through Thursday night, then free air freezing level at the surface Friday and Friday night,
  • highs 24-22 warming to 30 Friday lows 11-6 warming to 13 Friday night.
  • Mostly sunny and a bit warmer Saturday, partly cloudy with a good (50%) of evening snow,  snow late Saturday night,
  • Mostly cloudy with snow and a bit cooler Sunday, snow likely (70%) at night,
  • Mostly cloudy and a bit warmer with snow Monday, snow likely (70%) Monday night,
  • Then mostly cloudy with snow likely (70%) Tuesday.
  • free air freezing  level 4,500 ft. Saturday, snow level 2,500 ft. Saturday night, 2,000 ft. Sunday,at the surface Sunday night, 1,500 ft.  Monday, then 1,500 ft. Monday night and Tuesday.
  • highs 12-22 lows 12-22.

 

__________

For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

__________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly new weather quiz question. What is an “Inversion? 

_________________

An Upper Level Low Pressure Trough (“U “shape) is allowing moisture in the form of clouds from frontal systems to move over the Pacific Northwest. The graphics for days 1-3 show the frontal system that pushed through Oregon today and the next one, a backdoor cold front that will drop temperatures even lower. The graphics for days 3-7 show more complex frontal activity moving our way Friday through next Tuesday keeping us wet.

 

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 12 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 22 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 8 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM THURSDAY ABOVE 1,000 FT. FOR THE NORTHERN OREGON CASCADE FOOTHILLS AND THE CASCADE FOOTHILLS IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM WEDNESDAY ABOVE 1,000 FT. FOR THE COAST RANGE OF NORTHWEST OREGON.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM WEDNESDAY THE CENTRAL COAST RANGE OF WESTERN OREGON.
  • A WINTER STORM WARNING IS IN EFFECT  UNTIL 10 AM WEDNESDAY ABOVE 4,000 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 4 AM WEDNESDAY FOR NORTHERN AND  EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT  UNTIL  10 AM WEDNESDAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM WEDNESDAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM WEDNESDAY ABOVE 500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM WEDNESDAY ABOVE 1,500 FT. FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM WEDNESDAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 NAM WEDNESDAY FOR THE SISKIYOU MOUNTAINS AND THE SOUTHERN OREGON CASCADES.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 AM WEDNESDAY UNTIL 4 AM THURSDAY ABOVE 500 FT. FOR THE CENTRAL WILLAMETTE VALLEY AND THE SOUTH WILLAMETTE VALLEY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM WEDNESDAY ABOVE 500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 7 PM WEDNESDAY UNTIL 10 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 PM WEDNESDAY UNTIL 4 AM THURSDAY ABOVE 500 FT. FOR THE NORTH OREGON COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM WEDNESDAY ABOVE 500 FT. FOR  FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT UNTIL 10 AM WEDNESDAY FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT UNTIL 10 AM WEDNESDAY FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Mostly cloudy with evening rain and snow showers likely (70%) and a slight (20%) chance of thunderstorms, rain and snow showers likely (70%) late tonight (0.25 in. of rain possible, 1 in. of snow possible, snow level 500 ft.),
  • Mostly cloudy with rain and snow showers and a bit cooler with Wednesday (0.25 in. of rain possible, 1 in. of snow possible, snow level 500 ft.), evening showers likely (70%), a good (50%) chance of snow showers late Wednesday night (0.10 in. of rain possible, 1 in. of snow possible),
  • Mostly cloudy with a good (50%) chance of snow showers Thursday (0.10 in. of rain possible), partly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late at night,
  • Mostly sunny Friday, then partly cloudy Friday night.
  • lows 34-16 warming to 18 Friday night highs near 40.
  • Partly cloudy and a bit warmer with a slight (20%) chance of rain and snow Saturday afternoon, a slight (20%) chance of evening rain and snow, mostly cloudy with snow and rain late Saturday night (snow level 1,000 ft.),
  • Mostly cloudy AM rain and snow, rain likely (70%) Sunday afternoon (snow level 1,500 ft.), rain and snow likely (70%) at night (snow level 1,000 ft.),
  • Mostly cloudy with a good (50%) chance of AM rain and snow, rain likely (70%) Monday afternoon (snow level 1,000 ft.), a good (50%) chance of evening snow with rain likely (70%), a good good (50%) chance of rain and snow late Monday night (snow level 1,500 ft.),
  • Mostly cloudy with a good (50%) chance of AM rain and snow, then a good (50%) chance of rain and a bit warmer Tuesday afternoon (snow level 1,000 ft.).
  • highs 42-44 lows 27-32 cooling to 29 Monday night (seasonal averages high 53 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with showers and snow showers and a slight (20%) chance of thunderstorms (3-5 in. of snow possible), colder with patchy blowing snow tonight (visibility 0.25 mi. or less), rain and snow showers tonight (0.25 in. of rain possible),
  • Mostly cloudy with rain and snow showers with a slight (20%) chance of thunderstorms and a bit cooler Wednesday (0.25 in. of rain possible, 3-6 in. of snow at lower elevations with 5-9 in. snow above 1,500 ft. , snow level 900 ft.), evening showers, snow showers and a slight (20%) chance of thunderstorms, colder with snow showers likely (70%) late Wednesday night (0.10 in. of rain possible, 1-3 in. of snow possible lower elevations with 3-5 in. of snow above 1,500 ft., snow level 100 ft.),
  • Mostly cloudy with AM snow showers likely (70%), a good (50%) chance of snow showers Thursday afternoon (0.10 in. of rain possible),  a (40%) chance of snow showers at night,
  • AM clouds, sunny and a bit warmer Friday afternoon, mostly clear in the evening, then partly cloudy Friday night.
  • lows 33-20 warming to 23 Friday night highs 39-43.
  • Some AM clouds, mostly sunny and a bit warmer with a slight (20%) chance of showers Saturday afternoon, partly cloudy with a (30%) chance of evening rain and snow showers, mostly cloudy with a (40%) chance of rain and snow showers late Saturday night,
  • Mostly cloudy with rain and snow showers Monday, rain and snow showers likely (70%) Monday night,
  • Then mostly cloudy and a bit warmer with rain and snow showers likely (70%).
  • highs 46-44 warming to 47 Tuesday lows 23-34. (seasonal averages high 55 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Mostly cloudy with evening coastal showers and a slight (20%) chance of thunderstorms with coastal showers, snow showers and a slight (20%) chance of thunderstorms late tonight while inland showers, show showers and a slight (20%) chance of thunderstorms tonight (0.25 in. of rain possible, 3-5 in. of snow possible, snow level 900 ft.),
  • Mostly cloudy with AM coastal showers, snow showers and a slight (20%) chance of thunderstorms with coastal showers and a slight (20%) chance of thunderstorms and a bit cooler Wednesday afternoon while inland showers, snow showers and a slight (20%) chance of thunderstorms and a bit cooler Wednesday (0.10 in. of rain possible), coastal showers, snow showers and a slight (20%) chance of thunderstorms at night while inland showers, snow showers and a slight (20%) chance of thunderstorms with inland showers and a slight (20%) chance of thunderstorms late Wednesday night (0.25 in. of rain possible, 2-3 in. of snow possible below 1,000 ft. and 3-5 in. of snow possible above 1,000 ft, snow level 200 ft.)
  • Mostly cloudy with AM coastal showers, snow showers and and a slight (20%) chance of thunderstorms with rain and snow showers likely (70%) Thursday afternoon while inland AM snow showers with a good (50%) chance of inland rain and snow showers Thursday afternoon (0.10 in. of rain possible), mostly cloudy with a (40%) chance of evening coastal rain and snow showers and just partly cloudy late at night while mostly cloudy with a good (50%) chance of inland snow showers at night,
  • Mostly sunny and a bit warmer Friday, then mostly clear Friday night.
  • lows 34-22 warming to 24 Friday night highs 42-46.
  • Mostly sunny with a slight (20%) chance of showers and a bit warmer Saturday afternoon, mostly cloudy with a good (50%) chance of evening showers, showers late Saturday night,
  • Mostly cloudy with AM showers, showers likely (70%) Sunday afternoon, rain and snow showers likely (70%) at night,
  • Mostly cloudy with AM rain and snow showers, showers and a bit warmer Monday afternoon, evening rain and snow showers, rain and snow showers likely (70%) late Monday night,
  • Mostly cloudy with AM rain and snow showers, then a good (50%) chance of showers and a bit warmer Tuesday afternoon.
  • highs 49-47 warming back to 49 Tuesday lows 30-33. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Mostly cloudy with evening snow showers (possibly heavy at times, blowing snow) with a slight (20%) chance of thunderstorms, snow showers late tonight (0.75 in. of rain possible, 5-9 in. of snow possible),
  • Mostly cloudy with snow showers and cooler Wednesday (3-6 in. of snow possible), snow showers (2-4 in. of snow possible) Wednesday night (wind chill temperature down to 0),
  • Mostly cloudy and a bit cooler with snow showers likely (70%) Thursday (wind chill temperature down to -2), a good (50%) chance of evening snow showers, partly cloudy with a slight (20%) chance of snow showers late at night (wind chill temperature down to -11),
  • AM clouds and sun, sunny and a bit warmer Friday afternoon (AM wind chill temperature down to -10), then mostly clear Friday night.
  • snow level at the surface tonight through Thursday night, then free air freezing level at the surface Friday and Friday night,
  • lows 17-6 warming to 13 Friday night highs 24-22 warming to 30 Friday.
  • Mostly sunny and a bit warmer Saturday, partly cloudy with a good (50%) of evening snow,  snow late Saturday night,
  • Mostly cloudy with snow and a bit cooler Sunday, snow likely (70%) at night,
  • Mostly cloudy and a bit warmer with snow Monday, snow likely (70%) Monday night,
  • Then mostly cloudy with snow likely (70%) Tuesday.
  • free air freezing  level 4,500 ft. Saturday, snow level 2,500 ft. Saturday night, 2,000 ft. Sunday,at the surface Sunday night, 1,500 ft.  Monday, then 1,500 ft. Monday night and Tuesday.
  • highs 12-22 lows 12-22.

 

__________

For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

__________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly new weather quiz question. What is an “Inversion? 

_________________

An Upper Level Low Pressure Trough (“U “shape) is allowing moisture in the form of clouds from frontal systems to move over the Pacific Northwest. The graphics for days 1-3 show a frontal system bringing rain our way. The graphics for days 3-7 show more complex frontal activity moving our way Friday through next Tuesday keeping us wet.

 

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 10 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 46 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 8 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM WEDNESDAY FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 10 AM WEDNESDAY ABOVE 1,000 FT. FOR THE NORTHERN OREGON CASCADE FOOTHILLS AND THE CASCADE FOOTHILLS IN LANE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TODAY UNTIL 4 AM WEDNESDAY ABOVE 1,000 FT. FOR THE COAST RANGE OF NORTHWEST OREGON, AND THE CENTRAL COAST RANGE OF WESTERN OREGON.
  • A WINTER STORM WARNING IS IN EFFECT  UNTIL 10 AM WEDNESDAY ABOVE 4,000 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TODAY  UNTIL 4 AM WEDNESDAY FOR NORTHERN AND  EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TODAY UNTIL  10 AM WEDNESDAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 10 AM TODAY UNTIL 10 AM WEDNESDAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT 10 AM TODAY UNTIL 10 AM WEDNESDAY ABOVE 1,500 FT. FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM WEDNESDAY FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND THE NORTHWEST BLUE MOUNTAINS.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4PM TODAY UNTIL 10 AM WEDNESDAY ABOVE 500 FT. FOR CENTRAL DOUGLAS COUNTY.
  • A WINTER STORM WATCH IS IN EFFECT FROM WEDNESDAY EVENING THROUGH THURSDAY MORNING FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 PM TODAY UNTIL 10 AM WEDNESDAY ABOVE 500 FT. FOR  FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4 PM TODAY UNTIL 10 AM WEDNESDAY BELOW 1,500 FT. FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WIND ADVISORY IS IN EFFECT FROM 4 PM TODAY UNTIL 10 AM WEDNESDAY ABOVE 500 FT. FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT FROM 5 AM TODAY UNTIL 10 AM WEDNESDAY FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.
  • A HIGH SURF ADVISORY IS IN EFFECT FROM 1 PM TODAY UNTIL 4 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WIND ADVISORY IS IN EFFECT  UNTIL 10 AM TODAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, AND THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON.
  • A WIND ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON,  THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND NORTH CENTRAL OREGON.
  • A WIND ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON.
  • A WIND ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE JOHN DAY BASIN AND CENTRAL OREGON.
  • A WIND ADVISORY IS IN EFFECT FROM 1 AM UNTIL 4 PM TODAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Mostly cloudy with AM rain and slight (20%) chance of thunderstorms, cooler with showers with a slight (20%) chance of thunderstorms this afternoon (0.50 in. of rain possible), evening rain with a (0%) chance of snow and a slight (20%) chance of thunderstorms, rain with a (40%) chance of snow late tonight (0.25 in. of rain possible, 1 in. of snow possible, snow level 500 ft.),
  • Mostly cloudy with rain and snow showers likely (70%) and a bit cooler with Wednesday (0.10 in. of rain possible, snow level 500 ft.), a good (50%) chance of evening snow showers with showers and freezing rain likely (70%), a slight (20%) chance of snow showers late at night (0.10 in. of rain possible),
  • A mix of clouds and sun and a bit cooler with a slight (20%) chance of snow showers Thursday, partly cloudy with a slight (20%) chance of evening snow showers, then just partly cloudy late Thursday night.
  • highs 43-39 lows 32-15.
  • Mostly sunny and a bit cooler Friday, partly cloudy with a slight (20%) chance of snow showers Friday night,
  • Partly cloudy with a slight (40%) chance of AM snow showers, a bit warmer with a (30%) chance of showers Saturday afternoon, partly cloudy with a good (50%) chance of evening showers and freezing rain, a good (50%) chance of snow showers with a slight (20%) chance of freezing rain late at night (snow level 1,500 ft.),
  • Mostly cloudy AM showers likely (70%) and a slight (20%) chance of freezing rain, showers likely (70%) Sunday afternoon, evening showers likely (70%) with a slight (20%) chance of freezing rain, a good (50%) chance of showers and a slight (20%) chance of freezing rain late Sunday night,
  • Then mostly cloudy and a bit warmer with showers likely (70%) Monday.
  • highs 38-44 lows 18-32 (seasonal averages high 53 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with, showers and snow showers and a slight (20%) chance of thunderstorms and cooler today (0.25 in. of rain possible, 4-6 in. of snow possible, AM snow possibly heavy at times, snow level 1,500 ft., patchy blowing snow, visibility 0.25 mile), showers and snow showers and cooler with patchy blowing snow this afternoon and and tonight (visibility 0.25 mi. or less), rain and snow showers tonight (0.25 in. of rain possible),
  • Mostly cloudy with rain and snow showers with a slight (20%) chance of thunderstorms and a bit cooler Wednesday (0.10 in. of rain possible, snow level 500 ft.), a good (50%) chance of evening snow showers and a slight (20%) chance of thunderstorms, colder with a good (50%) chance of snow showers late at night (0.10 in. of rain possible),
  • Mostly cloudy with a good (50%) chance of AM snow showers, a (40%) chance of rain and snow showers and a bit warmer Thursday afternoon,  partly cloudy with a slight (20%) chance of evening snow showers, then just partly cloudy late Thursday night.
  • highs 45-40 warming to 42 Thursday lows 33-20.
  • Some AM clouds, sunny and a bit warmer Friday afternoon, mostly cloudy with a slight (20%) chance of snow showers late Friday night,
  • Partly cloudy with a slight (20%) chance of AM snow showers, a bit warmer Saturday afternoon with a slight (20%) chance of rain and snow showers, a (40%) chance of rain and snow showers at night,
  • Mostly cloudy with rain and snow showers likely (70%) and a bit cooler Sunday and Sunday night,
  • Mostly cloudy with AM rain and snow showers likely (70%), then rain and snow showers and a bit warmer Monday afternoon.
  • highs 43-47 cooling to 45 Sunday warming back to 47 Monday lows 23-34. (seasonal averages high 55 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Mostly cloudy with coastal showers and a slight (20%) chance of thunderstorms and a bit cooler today while inland showers, snow showers and a slight (20%) chance of thunderstorms and a bit cooler today (0.25 in. of rain possible, 1 in. of snow possible snow possibly heavy at times, snow level 1,500 ft.), evening coastal showers with a good (50%) chance of thunderstorms with showers, coastal snow showers and a good (50%) chance of thunderstorms late tonight while inland showers, show showers and a slight (20%) chance of thunderstorms tonight (0.25 in. of rain possible, 2-4 in. of snow possible, snow level 900 ft.),
  • Mostly cloudy and a bit cooler with rain showers and snow showers with a slight (20%) chance of thunderstorms Wednesday (0.25 in. of rain possible, snow level 600 ft.), coastal evening showers and snow showers likely (70%) with a slight (20%) chance of thunderstorms and colder with showers, snow showers and a slight (20%) chance of coastal thunderstorms late Wednesday night while inland evening showers, snow showers likely (70%) and a slight (20%) chance of thunderstorms and inland snow showers likely (70%) and a slight (20%) chance of thunderstorms late at night (0.25 in. of rain possible, snow level 200 ft.)
  • Mostly cloudy a with a good (50%) chance of rain and snow showers Thursday, partly cloudy with a slight (20%) chance of evening rain and snow showers, becoming partly cloudy late Thursday night.
  • highs 48-44 lows 34-22.
  • Sunny and a bit warmer Friday, mostly clear with a slight (20%) chance of rain and snow showers late Friday night,
  • Partly cloudy with a slight (20%) chance of AM rain and snow showers, a (0%) chance of showers and a bit warmer Saturday afternoon, mostly cloudy with a good (50%) chance of evening showers, rain and snow showers likely (70%) at night,
  • Mostly cloudy and a bit cooler with showers likely (70%) Sunday, rain and snow showers likely (70%) Sunday night,
  • Mostly cloudy with AM rain and snow showers, then showers and a bit cooler Monday afternoon.
  • highs 45-49 cooling to 47 Monday lows 23-33. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Mostly cloudy with AM snow and a slight (20%) chance of thunderstorms,  colder with snow showers (possibly heavy at times) and a slight (20%) chance of thunderstorms this afternoon (1.00 in. of rain possible, 6-12 in. of snow possible), breezy (Wind: W 15-25 mph gusts to  40 mph decreasing to 30 mph this afternoon), evening snow (possibly heavy at times, blowing snow) with a slight (20%) chance of thunderstorms, snow late tonight (0.50 in. of rain possible, 4-6 in. of snow possible),
  • Mostly cloudy with snow and a bit cooler Wednesday, evening snow showers likely (70%), a good (50%) chance of snow showers late at night (wind chill temperature down to -1),
  • highs 27-23 lows 17-5.
  • Some AM clouds, mostly sunny and a bit warmer Friday afternoon (AM wind chill temperature down to 0), partly cloudy Friday night,
  • Partly cloudy with a slight (20%) chance of  snow showers and a bit warmer Saturday, partly cloudy with a good (50%) of snow showers at night,
  • Mostly cloudy with a good (50%) chance of AM snow showers, snow showers likely (70%) and a bit cooler Sunday afternoon, snow showers likely (70%) Sunday night,
  • Then mostly cloudy and a bit cooler with snow showers Monday.
  • snow level at the surface Friday and Friday night, at the surface Saturday, 2,500 ft. Saturday night and Sunday, then 2,000 ft. Sunday night and Monday.
  • highs 12-22 lows 12-22.

 

__________

For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

__________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly new weather quiz question. What is an “Inversion? 

_________________

An Upper Level Low Pressure Trough (“U “shape) is allowing moisture in the form of clouds from frontal systems to move over the Pacific Northwest. The graphics for days 1-3 show a frontal system headed our way by late today. The graphics for days 3-7 show more complex frontal activity moving our way Thursday through next Monday returning the chances of rain and snow.

 

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 50 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 71 in the Moderate category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 33 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • A WINTER STORM WARNING IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 AM WEDNESDAY FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
  • A WIND ADVISORY IS IN EFFECT  UNTIL 10 AM TODAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, AND THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON.
  • A HIGH WIND WARNING IS IN EFFECT FROM 6 PM THIS EVENING UNTIL 10 AM TUESDAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON,  THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON.
  • A WIND ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON,  THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON.
  • A WIND ADVISORY IS IN EFFECT FROM 1 AM UNTIL 4 PM TUESDAY FOR NORTHERN AND EASTERN KLAMATH COUNTY AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
  • A HIGH WIND WARNING IS IN EFFECT FROM 6 PM THIS EVENING UNTIL 10 AM TUESDAY FOR NORTH CENTRAL OREGON.
  • A HIGH WIND WATCH IS IN EFFECT FROM LATE TONIGHT THROUGH TUESDAY AFTERNOON FOR CENTRAL AND EASTERN LAKE COUNTY.
  • A WIND ADVISORY IS IN EFFECT FROM 8 AM UNTIL 5 PM TUESDAY FOR HARNEY COUNTY AND MALHEUR COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 AM WEDNESDAY ABOVE 4,000 FT. FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND AND THE NORTHWEST BLUE MOUNTAINS.
  • A HIGH SURF ADVISORY IS IN EFFECT FROM 4 PM TUESDAY UNTIL 4 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WINTER STORM WARNING IS IN EFFECT FROM LATE TONIGHT THROUGH LATE TUESDAY NIGHT FOR THE NORTHERN OREGON CASCADE FOOTHILLS, THE CASCADE FOOTHILLS IN LANE COUNTY,
  • A WINTER STORM WARNING IS IN EFFECT FROM 4 AM TUESDAY UNTIL UNTIL 4 AM WEDNESDAY ABOVE 1,000 FT. FOR THE COAST RANGE OF NORTHWEST OREGON, AND THE CENTRAL COAST RANGE OF WESTERN OREGON.
  • A WINTER STORM WARNING IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 AM WEDNESDAY ABOVE 4,500 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TUESDAY  UNTIL 4 AM WEDNESDAY FOR NORTHERN AND  EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY.
  • A WINTER STORM WARNING IS IN EFFECT FROM 1 AM TUESDAY UNTIL  10 AM WEDNESDAY FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WARNING IS IN EFFECT FROM 10 AM TUESDAY UNTIL 10 AM WEDNESDAY ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT FROM 4PM TUESDAY UNTIL 10 AM WEDNESDAY ABOVE 500 FT. FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER STORM WATCH IS IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND AND THE NORTHWEST BLUE MOUNTAINS.
  • A WINTER STORM WATCH IS IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY MORNING FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS, AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WATCH IS IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY MORNING FOR THE SISKIYOU MOUNTAINS AND THE SOUTHERN OREGON CASCADES.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Mostly cloudy with a slight (20%) chance of AM showers, a good (50%) chance of rain and a bit cooler this afternoon (President’s Day), rain tonight (under 0.10 in. of rain possible),
  • Mostly cloudy and a bit cooler with rain Tuesday (0.25 in. of rain possible), evening rain with a (40%) chance of snow,  freezing rain with rain likely (70%) with rain likely (70%) at night (0.10 in. of rain possible, snow level 500 ft.),
  • Mostly cloudy with showers and a good (50%) chance of snow showers and a bit cooler with Wednesday (snow level 500 ft.), a good (50%) chance of evening showers, then a (50%) chance of snow showers late Wednesday night.
  • highs 52-40 lows 38-24.
  • Clouds and sun with a (30%) chance of AM snow showers, a mix of clouds and sun with a slight (20%) chance of snow Thursday afternoon, partly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late Thursday night,
  • Partly cloudy with a (30%) chance of snow Friday afternoon, partly cloudy with a (30%) chance of evening snow and freezing rain, mostly cloudy with a (30%) chance of snow and freezing rain late at night (snow level 500 ft.),
  • Mostly cloudy with a good (50%) chance of AM rain and freezing rain, and a bit warmer with rain likely (70%) Saturday afternoon, rain likely (70%) Saturday night,
  • Then mostly cloudy with rain likely (70%) Sunday.
  • highs 40-44 lows 16-32 (seasonal averages high 52 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain this afternoon (President’s Day), a good (50%) chance of evening rain, rain tonight  (under 0.10 in. of rain possible, snow level 2,500 ft. late at night),
  • Mostly cloudy with rain and snow showers (0.25 in. of rain possible, AM snow possibly heavy at times, snow level 1,500 ft., patchy blowing snow, visibility 0.25 mile), rain and snow showers and cooler with patchy blowing snow Tuesday afternoon and and Tuesday night (visibility 0.25 mi. or less), rain and snow showers Tuesday night (0.25 in. of rain possible),
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday, then a good (50%) chance of snow showers and colder late Wednesday night.
  • highs 59-40 lows 40-25.
  • Mostly cloudy and a bit warmer with a good (50%) chance of show showers Thursday, partly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late Thursday night,
  • Mostly cloudy with a slight (20%) chance of AM snow showers,  a slight (20%) chance of rain and snow showers Friday and at night,
  • Mostly cloudy with a (40%) chance of rain and snow showers and a bit warmer Saturday, rain and snow showers likely (70%) and a bit warmer Saturday night and Sunday.
  • highs 42-46 lows 20-33. (seasonal averages high 55 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain this afternoon (President’s Day), cloudy with rain tonight (0.10 in. of rain possible)
  • Mostly cloudy with coastal showers and a slight (20%) chance of thunderstorms and a bit cooler Tuesday while showers, snow showers and a slight (20%) chance of thunderstorms Tuesday (0.25 in. of rain possible, small hail possible in storms, inland snow possibly heavy at times) and breezy (Wind: NW 15-25 mph gusts to 40 mph), evening coastal showers with a good (50%) chance of thunderstorms and coastal showers, snow showers and thunderstorms late at night while inland evening showers, show showers and a good (50%) chance of thunderstorms and showers, snow showers and a slight (20%) chance of thunderstorms late at night (0.25 in. of rain possible, small hail possible in evening thunderstorms) and breezy (Wind: NW 15-25 mph gusts to 40 mph decreasing NW 10-15 mph late at night),
  • Mostly cloudy with AM rain showers and snow showers and a slight (20%) chance of thunderstorms, a bit cooler with rain and snow showers Wednesday afternoon, evening rain and snow showers likely (70%), then colder with a good (50%) chance of rain and snow showers late Wednesday night.
  • highs 55-45 lows 39-28.
  • Mostly cloudy a with a good (50%) chance of rain and snow showers Thursday, partly cloudy with a slight (20%) chance of rain and snow showers Thursday night,
  • Partly cloudy with a (20%) chance of rain and snow showers Friday,  mostly cloudy with a (30%) chance of rain and snow showers at night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow showers, showers likely (70%) and a bit warmer Saturday afternoon and Saturday night,
  • Then mostly cloudy and a bit warmer with showers likely (70%) Sunday.
  • highs 45-49 lows 22-34. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Mostly cloudy with a good (50%) chance of rain (under 0.10 in. of rain possible) and a bit cooler this afternoon (President’s Day), rain and snow tonight (0.50 in. of rain possible, 1-4 in.  of snow possible, snow possibly heavy at times) and breezy (Wind: SW 15-25 mph gusts to 40 mph increasing to 55 mph late at night),
  • Mostly cloudy and cooler with snow (possibly heavy at times) and blustery (Wind: w 15-25 mph gusts  to 55 mph decreasing to 35 mph in the afternoon) Tuesday, evening snow (possibly heavy at times), snow late at night,
  • Mostly cloudy with snow showers and a bit cooler Wednesday, evening snow showers likely (70%), then a good (50%) chance of snow showers late Wednesday night (wind chill temperature down to 0).
  • snow level 5,500 ft. tonight, 5,000 ft. Monday, 4,000 ft. Monday night, 2,500 ft. Tuesday, then at the surface Tuesday night through Wednesday night.
  • highs 40-25 lows 24-10.
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of snow Thursday (wind chill temperature down to -5), partly cloudy with a (40%) chance of snow Thursday night (wind chill temperature down to -5 late at night),
  • Partly cloudy with a slight (20%) chance of AM snow, a bit warmer with a (40%) chance of snow Friday afternoon (AM wind chill temperature down to 0), partly cloudy with  a (40%) chance of snow at night,
  • Clouds and sun with a good (50%) chance of AM snow, snow likely (70%) and a bit warmer Saturday afternoon, snow and rain likely (70%) Saturday night,
  • Then snow likely (70%) Sunday.
  • snow level at the surface Thursday through Friday night, 2,000 ft. Saturday, 3,000 ft. Saturday night, then 2,500 ft. Sunday.
  • highs 23-33 lows 5-22.

 

__________

For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

__________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly weather quiz question for the last time. What is “The Intertropical Convergence Zone? Here is the correct answer. The Intertropical Convergence Zone( ITCZ)  is the region where the northeasterly and southeasterly trade winds converge, forming an often continuous band of clouds or thunderstorms near the equator.

_________________

An Upper Level Low Pressure Trough (“U “shape) is approaching the coast and allowing moisture in the form of clouds to move over the Pacific Northwest. The graphics for days 1-3 show a frontal system headed our way between Monday and Tuesday. The graphics for days 3-7 show more complex frontal activity moving our way Wednesday through next Sunday returning the rain chances and raising overnight low temperatures.

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 31 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 33 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 33 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • A WIND ADVISORY IS IN EFFECT  UNTIL 10 AM MONDAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, AND THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON.
  • A HIGH WIND WARNING IS IN EFFECT FROM 6 PM MONDAY UNTIL 10 AM TUESDAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON,  THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND NORTH CENTRAL OREGON.
  • A HIGH WIND WATCH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY AFTERNOON FOR CENTRAL AND EASTERN LAKE COUNTY.
  • A WIND ADVISORY IS IN EFFECT FROM 8 AM UNTIL 5 PM TUESDAY FOR HARNEY COUNTY AND MALHEUR COUNTY.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 1 AM TODAY ABOVE 4,000 FT. FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND AND THE NORTHWEST BLUE MOUNTAINS.
  • A HIGH SURF ADVISORY IS IN EFFECT FROM 4 PM TUESDAY UNTIL 4 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
  • A WINTER STORM WATCH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH LATE TUESDAY NIGHT FOR THE NORTHERN OREGON CASCADE FOOTHILLS, THE CASCADE FOOTHILLS IN LANE COUNTY, THE COAST RANGE OF NORTHWEST OREGON, AND THE CENTRAL COAST RANGE OF WESTERN OREGON.
  • A WINTER STORM WATCH IS IN EFFECT FROM MONDAY EVENING THROUGH LATE TUESDAY NIGHT ABOVE 4,500 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
  • A WINTER STORM WATCH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH LATE TUESDAY NIGHT FOR NORTHERN AND  EASTERN KLAMATH COUNTY AND WESTERN LAKE COUNTY.
  • A WINTER STORM WATCH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH WEDNESDAY MORNING FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WATCH IS IN EFFECT FROM TUESDAY MORNING THROUGH WEDNESDAY MORNING ABOVE 1,500 FT. FOR CENTRAL DOUGLAS COUNTY, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
  • A WINTER STORM WATCH IS IN EFFECT FROM MONDAY EVENING THROUGH WEDNESDAY MORNING FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND AND THE NORTHWEST BLUE MOUNTAINS.
  • A WINTER STORM WATCH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH WEDNESDAY MORNING FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS, AND THE SOUTH CENTRAL OREGON CASCADES.
  • A WINTER STORM WATCH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH WEDNESDAY MORNING FOR THE SISKIYOU MOUNTAINS AND THE SOUTHERN OREGON CASCADES.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Mostly cloudy with a slight (20%) chance of showers late tonight,
  • Mostly cloudy with a slight (20%) chance of AM showers, a good (50%) chance of rain and a bit cooler Monday afternoon (President’s Day), rain Monday night (under 0.10 in. of rain possible),
  • Mostly cloudy and a bit cooler with rain Tuesday (0.25 in. of rain possible), evening rain with a (40%) chance of snow,  freezing rain with rain likely (70%) with rain likely (70%) at night (0.10 in. of rain possible, snow level 500 ft.),
  • Mostly cloudy with showers and a good (50%) chance of snow showers and a bit cooler with Wednesday (snow level 500 ft.), a good (50%) chance of evening showers, then a (50%) chance of snow showers late Wednesday night.
  • lows 39-24 highs 52-40.
  • Clouds and sun with a (30%) chance of AM snow showers, a mix of clouds and sun with a slight (20%) chance of snow Thursday afternoon, partly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late Thursday night,
  • Partly cloudy with a (30%) chance of snow Friday afternoon, partly cloudy with a (30%) chance of evening snow and freezing rain, mostly cloudy with a (30%) chance of snow and freezing rain late at night (snow level 500 ft.),
  • Mostly cloudy with a good (50%) chance of AM rain and freezing rain, and a bit warmer with rain likely (70%) Saturday afternoon, rain likely (70%) Saturday night,
  • Then mostly cloudy with rain likely (70%) Sunday.
  • highs 40-44 lows 16-32 (seasonal averages high 52 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Becoming mostly cloudy late tonight,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Monday afternoon (President’s Day), a good (50%) chance of evening rain, rain Monday night  (under 0.10 in. of rain possible, snow level 2,500 ft. late at night),
  • Mostly cloudy with rain and snow showers (0.25 in. of rain possible, AM snow possibly heavy at times, snow level 1,500 ft., patchy blowing snow, visibility 0.25 mile), rain and snow showers and cooler with patchy blowing snow Tuesday afternoon and and Tuesday night (visibility 0.25 mi. or less), rain and snow showers Tuesday night (0.25 in. of rain possible),
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday, then a good (50%) chance of snow showers and colder late Wednesday night.
  • lows 37-40 cooling to 32 Tuesday night highs 59-40.
  • Mostly cloudy and a bit warmer with a good (50%) chance of show showers Thursday, partly cloudy with a slight (20%) chance of evening snow showers, just partly cloudy late Thursday night,
  • Mostly cloudy with a slight (20%) chance of AM snow showers,  a slight (20%) chance of rain and snow showers Friday and at night,
  • Mostly cloudy with a (40%) chance of rain and snow showers and a bit warmer Saturday, rain and snow showers likely (70%) and a bit warmer Saturday night and Sunday.
  • highs 42-46 lows 20-33. (seasonal averages high 55 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Becoming mostly cloudy late tonight,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Monday afternoon (President’s Day), cloudy with rain Monday night (0.10 in. of rain possible)
  • Mostly cloudy with coastal showers and a slight (20%) chance of thunderstorms and a bit cooler Tuesday while showers, snow showers and a slight (20%) chance of thunderstorms Tuesday (0.25 in. of rain possible, small hail possible in storms, inland snow possibly heavy at times) and breezy (Wind: NW 15-25 mph gusts to 40 mph), evening coastal showers with a good (50%) chance of thunderstorms and coastal showers, snow showers and thunderstorms late at night while inland evening showers, show showers and a good (50%) chance of thunderstorms and showers, snow showers and a slight (20%) chance of thunderstorms late at night (0.25 in. of rain possible, small hail possible in evening thunderstorms) and breezy (Wind: NW 15-25 mph gusts to 40 mph decreasing NW 10-15 mph late at night),
  • Mostly cloudy with AM rain showers and snow showers and a slight (20%) chance of thunderstorms, a bit cooler with rain and snow showers Wednesday afternoon, evening rain and snow showers likely (70%), then colder with a good (50%) chance of rain and snow showers late Wednesday night.
  • lows 39-28 highs 55-45.
  • Mostly cloudy a with a good (50%) chance of rain and snow showers Thursday, partly cloudy with a slight (20%) chance of rain and snow showers Thursday night,
  • Partly cloudy with a (20%) chance of rain and snow showers Friday,  mostly cloudy with a (30%) chance of rain and snow showers at night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow showers, showers likely (70%) and a bit warmer Saturday afternoon and Saturday night,
  • Then mostly cloudy and a bit warmer with showers likely (70%) Sunday.
  • highs 45-49 lows 22-34. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Becoming mostly cloudy with a slight (20%) chance of showers late tonight,
  • Mostly cloudy with a good (50%) chance of rain (under 0.10 in. of rain possible) and a bit cooler Monday afternoon (President’s Day), rain and snow Monday night (0.50 in. of rain possible, 1-4 in.  of snow possible, snow possibly heavy at times) and breezy (Wind: SW 15-25 mph gusts to 40 mph increasing to 55 mph late at night),
  • Mostly cloudy and cooler with snow (possibly heavy at times) and blustery (Wind: w 15-25 mph gusts  to 55 mph decreasing to 35 mph in the afternoon) Tuesday, evening snow (possibly heavy at times), snow late at night,
  • Mostly cloudy with snow showers and a bit cooler Wednesday, evening snow showers likely (70%), then a good (50%) chance of snow showers late Wednesday night (wind chill temperature down to 0).
  • snow level 5,500 ft. tonight, 5,000 ft. Monday, 4,000 ft. Monday night, 2,500 ft. Tuesday, then at the surface Tuesday night through Wednesday night.
  • lows 28-10 highs 40-25.
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of snow Thursday (wind chill temperature down to -5), partly cloudy with a (40%) chance of snow Thursday night (wind chill temperature down to -5 late at night),
  • Partly cloudy with a slight (20%) chance of AM snow, a bit warmer with a (40%) chance of snow Friday afternoon (AM wind chill temperature down to 0), partly cloudy with  a (40%) chance of snow at night,
  • Clouds and sun with a good (50%) chance of AM snow, snow likely (70%) and a bit warmer Saturday afternoon, snow and rain likely (70%) Saturday night,
  • Then snow likely (70%) Sunday.
  • snow level at the surface Thursday through Friday night, 2,000 ft. Saturday, 3,000 ft. Saturday night, then 2,500 ft. Sunday.
  • highs 23-33 lows 5-22.

 

__________

For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

__________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly weather quiz question for the last time. What is “The Intertropical Convergence Zone? Here is the correct answer. The Intertropical Convergence Zone( ITCZ)  is the region where the northeasterly and southeasterly trade winds converge, forming an often continuous band of clouds or thunderstorms near the equator.

_________________

An Upper Level Low Pressure Trough (“U “shape) is approaching the coast and allowing moisture in the form of clouds to move over the Pacific Northwest. The graphics for days 1-3 show no major frontal system headed our way. The graphics for days 3-7 show more complex frontal activity moving our way Wednesday through next Sunday returning the rain chances and raising overnight low temperatures.

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 22 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 26 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 30 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • A WIND ADVISORY IS IN EFFECT FROM 7 PM THIS EVENING UNTIL 10 AM MONDAY FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, AND THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON.
  • A HIGH WIND WATCH IS IN EFFECT FROM 7 PM MONDAY EVENING THROUGH TUESDAY MORNING FOR THE LOWER COLUMBIA BASIN OF OREGON, THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON,  THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND NORTH CENTRAL OREGON.
  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 1 AM TODAY ABOVE 4,000 FT. FOR THE NORTHERN BLUE MOUNTAINS OF OREGON AND AND THE NORTHWEST BLUE MOUNTAINS.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Patchy AM fog, a mix of clouds and sun and slightly cooler this afternoon, mostly cloudy tonight,
  • Mostly cloudy with a good (50%) chance of rain Monday (President’s Day) and in the evening, rain late at night (0.25 in. of rain possible),
  • Mostly cloudy and a bit cooler with rain and a slight (20%) chance of thunderstorms Tuesday, evening rain, then rain likely (70%) with a good (50%) chance of snow Tuesday night (snow level 1,000 ft.).
  • highs 52-46 lows 38-40 cooling to 33 Tuesday night.
  • Mostly cloudy with AM rain and a good (50%) chance of snow, rain and a bit cooler with Wednesday afternoon (snow level 500 ft.), a (40%) chance of evening snow and rain with a slight (20%) chance of freezing rain, partly cloudy with a slight (20%) chance of snow late Wednesday night,
  • A mix of clouds and sun and a bit cooler a slight (20%) chance of snow Thursday, partly cloudy with a slight (20%) chance of snow at night,
  • Clouds and sun with a (40%) chance of AM snow, a (40%) chance of rain with a slight (20%) chance of snow and a bit warmer Friday afternoon, a slight (20%) chance of evening snow, a slight (20%) chance of rain late Friday night (snow level 1,000 ft.),
  • Then mostly cloudy and a bit warmer with rain Saturday.
  • highs 42-37 warming to 43 Saturday lows 23-17 warming to 27 Friday night. (seasonal averages high 52 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with patchy AM fog, partly cloudy this afternoon and evening, mostly cloudy late tonight,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Monday (President’s Day), a good (50%) chance of evening rain, rain late at night (0.10 in. of rain possible),
  • Mostly cloudy with showers, snow showers and a slight (20%) chance of thunderstorms and cooler and breezy with patchy blowing snow Tuesday afternoon and evening (visibility 0.25 mi. or less), then rain and snow showers Tuesday night.
  • highs 52-55 cooling to 44 Tuesday lows 36-42 cooling to 33 Tuesday night.
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday, a good (50%) chance of snow showers and colder late Wednesday night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of show showers Thursday, partly cloudy with a slight (20%) chance of snow showers at night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain and snow showers Friday and Friday night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow showers, then rain and snow showers likely (70%) and a bit warmer Saturday afternoon.
  • highs 42-39 warming to 45 Saturday lows 26-19 warming to 30 Friday night. (seasonal averages high 54 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Partly cloudy with patchy AM coastal fog and frost while patchy inland AM fog, mostly sunny and a bit warmer this afternoon, partly cloudy this evening, mostly cloudy late tonight,
  • Mostly cloudy and a bit cooler with a slight (20%) chance of rain Monday (President’s Day), cloudy with rain at night (0.25 in. of rain possible),
  • Mostly cloudy with AM showers and a slight (20%) chance of thunderstorms, showers, snow showers and a slight (20%) chance of thunderstorms and a bit cooler and breezy Tuesday afternoon (snow possibly heavy at times), then rain and snow showers, breezy and cooler late Tuesday night.
  • highs 52-54 cooling to 48 Tuesday lows 37-40 cooling back to 35 Monday  night.
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday, evening rain and snow showers likely (70%), colder with a good (50%) chance of rain and snow showers late Wednesday night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain and snow showers Thursday, partly cloudy with a slight (20%) chance of evening rain and snow showers, a slight (20%) chance of snow showers late at night,
  • Mostly cloudy with a (20%) chance of rain and snow showers Friday and Friday night,
  • Mostly cloudy with a good (50%) chance of AM showers, then showers likely (70%) Saturday afternoon.
  • highs 44-49 lows 27-22 warming to 30 Friday night. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Partly cloudy and a bit cooler today and this evening, mostly cloudy with a good (50%) chance of rain late tonight,
  • Mostly cloudy with a good (50%) chance of AM rain and a (40%) chance of snow, a good (50%) chance of rain and a bit cooler Monday afternoon (President’s Day), a good (50%) chance of evening rain and snow, snow and rain late Monday night (snow possibly heavy at times with blowing snow late Monday night),
  • Mostly cloudy with AM rain, a bit cooler and windy with snow and a slight (20%) chance of thunderstorms Tuesday (snow possibly heavy at times with areas of blowing snow), snow with evening blowing snow, then snow possibly heavy at times with brisk wind late Tuesday night.
  • Free air freezing level 4,000 ft. rising to 6,500 ft. this afternoon, snow level 5,500 ft. tonight, 5,000 ft. Monday, then 4,000 ft. Monday night, 2,500 ft. Tuesday, then at the surface Tuesday night.
  • highs 40-32 lows 28-18.
  • Mostly cloudy with snow and a bit cooler Wednesday, evening snow likely (70%), a good (50%) chance of snow late Wednesday night (wind chill temperature down to 0),
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of snow Thursday (wind chill temperature down to -5), partly cloudy with a (40%) chance of snow Thursday night (wind chill temperature down to -5 late at night),
  • A mix of clouds and sun and a bit warmer with a good (50%) chance of snow Friday (AM wind chill temperature down to 0), partly cloudy with  a good (50%) chance of snow Friday night,
  • Mostly cloudy with a good (50%) chance of AM snow, then snow likely (70%) and a bit warmer Saturday afternoon.
  • snow level at the surface Wednesday through Friday night, then 2,000 ft. Saturday.
  • highs 24-22 warming to 32 Saturday lows 9-6 warming to 15 Friday night.

 

__________

For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

__________

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly weather quiz question for the last time. What is “The Intertropical Convergence Zone? Here is the correct answer. The Intertropical Convergence Zone( ITCZ)  is the region where the northeasterly and southeasterly trade winds converge, forming an often continuous band of clouds or thunderstorms near the equator.

_________________

An Upper Level Low Pressure Trough (“U “shape) is approaching the coast and allowing moisture in the form of clouds to move over the Pacific Northwest. The graphics for days 1-3 show no major frontal system headed our way. The graphics for days 3-7 show more complex frontal activity moving our way Monday through next Friday returning the rain chances and raising overnight low temperatures.

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 52 in the Moderate category measuring Particulate Matter.

Oakridge: The Air Quality Index is 46 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 54 in the Moderate category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • NONE AT THIS TIME.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Mostly cloudy, possible sun breaks, and a bit cooler today, mostly cloudy with patchy fog late tonight,
  • Patchy AM fog, mostly cloudy, possible sun breaks, and a bit warmer Sunday, mostly cloudy at night,
  • Mostly cloudy with a slight (20%) chance of rain Monday (President’s Day), then rain Monday night.
  • highs 48-52 lows 33-39.
  • Mostly cloudy and a bit cooler with rain Tuesday, snow likely (70%) with rain Tuesday night (snow level 1,000 ft.),
  • Mostly cloudy and a bit cooler with snow and rain likely (70%) Wednesday (snow level 500 ft.), evening snow likely (70%), a good (50%) chance of snow late at night,
  • A mix of clouds and sun and a bit cooler a good (50%) chance of snow Thursday, partly cloudy with a good (50%) chance of snow Thursday night,
  • Then partly with a slight (20%) chance of snow Friday.
  • highs 45-37 lows 32-15. (seasonal averages high 52 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg

  • Patchy AM and late night fog, mostly cloudy and a bit cooler today, mostly cloudy tonight,
  • Mostly cloudy with patchy AM fog, partly cloudy Sunday afternoon, mostly cloudy at night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Monday (President’s Day), evening, rain likely (70%), then rain late Monday night).
  • highs 52-55 lows 36-40.
  • Mostly cloudy with AM rain and snow, rain and snow showers, breezy and a bit cooler with patchy blowing snow Tuesday afternoon and evening, rain and snow showers, breezy and cooler late Tuesday night,
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday, evening snow showers likely (70%), a good (50%) chance of snow showers and colder late at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of show showers Thursday and in the evening, partly cloudy with a (40%) chance of snow showers late Thursday night,
  • Then partly cloudy and a bit warmer with a slight (20%) chance of snow showers Friday.
  • highs 50-42 warming to 44 Friday lows 34-22 (seasonal averages high 54 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Patchy AM fog, mostly cloudy and a bit cooler with a slight (20%) chance of this afternoon, a slight (20%) chance of evening coastal rain and patchy coastal fog and frost late while patchy inland fog late tonight,
  • Mostly cloudy with patchy AM coastal fog and frost while patchy inland AM fog, partly cloudy and a bit warmer Sunday afternoon, mostly cloudy at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain Monday (President’s Day), evening rain likely (70%), then rain Monday night.
  • highs 54-52 warming back to 54 Sunday lows 36-39.
  • Mostly cloudy with AM rain, showers and a bit cooler and breezy Tuesday afternoon, rain and snow showers Tuesday night,
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday and breezy, rain and snow showers likely (70%) and colder at night,
  • Mostly cloudy with AM snow showers likely (70%), a bit cooler with a good (50%) chance of rain and snow showers Thursday afternoon, a (40%) chance of snow showers Thursday night,
  • Mostly cloudy with a slight (20%) chance of AM snow showers, then partly cloudy with a slight (20%) chance of rain and snow showers Friday afternoon.
  • highs 52-43 lows 39-27. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain and snow this afternoon, mostly cloudy this evening, partly cloudy late tonight,
  • Partly cloudy and a bit warmer Sunday, mostly cloudy at night,
  • Mostly cloudy with a slight (20%) chance of AM snow and a (40%) chance of rain, a good (50%) chance of rain and a bit cooler Monday afternoon (President’s Day), evening rain and snow likely (70%), then snow and rain late Monday night (snow possibly heavy at times late Monday night).
  • snow level 3,500 ft. this afternoon, 4,000 ft. falling to 3,500 ft. late tonight, free air freezing level 5,000 ft. rising to 8,000 ft. Sunday, 8,000 ft. falling to 7,000 ft. late Sunday night, then snow level 4,500 ft. Monday and Monday night.
  • highs 35-42 cooling to 39 Monday lows 22-28 cooling to 24 Monday night.
  • Mostly cloudy and a bit cooler with snow, possibly heavy at times, Tuesday and Tuesday night (evening snow possibly heavy at times),
  • Mostly cloudy with snow and a bit cooler Wednesday, evening snow likely (70%), a good (50%) chance of snow late at night (wind shill temperature down to -5),
  • Mostly cloudy and a bit cooler with snow likely (70%) Thursday (wind shill temperature down to -5), mostly cloudy with a good (50%) chance of evening snow, partly cloudy with a (50%) chance of snow Thursday night (wind shill temperature down to -10 late at night),
  • Then a mix of clouds and sun and a bit warmer with a (40%) chance of snow Friday (wind shill temperature down to -10 late at night).
  • snow level  2,000 ft. Tuesday, at the surface Tuesday night through Friday,
  • highs 23-26 lows 17-4.

 

__________

 

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly weather quiz question. What is “The Intertropical Convergence Zone?

_________________

An Upper Level High Pressure Ridge (“Arch “shape) is sitting right over us bringing sunshine and keeping overnight temperatures in the 20s. The graphics for days 1-3 show no major frontal system headed our way. The graphics for days 3-7 show more complex frontal activity moving our way Monday through next Friday returning the rain chances and raising overnight low temperatures.

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 26 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 33 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 29 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • NONE AT THIS TIME.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Partly cloudy this evening, mostly cloudy with patchy fog late tonight,
  • Mostly cloudy, possible sun breaks, and a bit cooler Saturday, mostly cloudy with patchy fog late Saturday night,
  • Patchy AM fog, mostly cloudy, possible sun breaks, and a bit warmer Sunday, mostly cloudy at night,
  • Mostly cloudy with a slight (20%) chance of rain Monday (President’s Day), then rain Monday night.
  • lows 32-39 highs 48-52.
  • Mostly cloudy and a bit cooler with rain Tuesday, snow likely (70%) with rain Tuesday night (snow level 1,000 ft.),
  • Mostly cloudy and a bit cooler with snow and rain likely (70%) Wednesday (snow level 500 ft.), evening snow likely (70%), a good (50%) chance of snow late at night,
  • A mix of clouds and sun and a bit cooler a good (50%) chance of snow Thursday, partly cloudy with a good (50%) chance of snow Thursday night,
  • Then partly with a slight (20%) chance of snow Friday.
  • highs 45-37 lows 32-15. (seasonal averages high 52 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Becoming mostly cloudy with patchy fog late tonight,
  • Patchy AM and late night fog, mostly cloudy and a bit cooler Saturday, mostly cloudy Saturday night,
  • Mostly cloudy with patchy AM fog, partly cloudy Sunday afternoon, mostly cloudy at night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Monday (President’s Day), evening, rain likely (70%), then rain late Monday night).
  • lows 36-39 highs 52-55.
  • Mostly cloudy with AM rain and snow, rain and snow showers, breezy and a bit cooler with patchy blowing snow Tuesday afternoon and evening, rain and snow showers, breezy and cooler late Tuesday night,
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday, evening snow showers likely (70%), a good (50%) chance of snow showers and colder late at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of show showers Thursday and in the evening, partly cloudy with a (40%) chance of snow showers late Thursday night,
  • Then partly cloudy and a bit warmer with a slight (20%) chance of snow showers Friday.
  • highs 50-42 warming to 44 Friday lows 34-22 (seasonal averages high 54 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Becoming mostly cloudy with patchy fog late tonight and patchy coastal frost late tonight,
  • Patchy AM fog, mostly cloudy and a bit cooler with a slight (20%) chance of Saturday afternoon, a slight (20%) chance of evening coastal rain and patchy coastal fog and frost late while patchy inland fog late Saturday night,
  • Mostly cloudy with patchy AM coastal fog and frost while patchy inland AM fog, partly cloudy and a bit warmer Sunday afternoon, mostly cloudy at night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain Monday (President’s Day), evening rain likely (70%), then rain Monday night.
  • lows 34-36 highs 54-52 warming back to 54 Sunday.
  • Mostly cloudy with AM rain, showers and a bit cooler and breezy Tuesday afternoon, rain and snow showers Tuesday night,
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday and breezy, rain and snow showers likely (70%) and colder at night,
  • Mostly cloudy with AM snow showers likely (70%), a bit cooler with a good (50%) chance of rain and snow showers Thursday afternoon, a (40%) chance of snow showers Thursday night,
  • Mostly cloudy with a slight (20%) chance of AM snow showers, then partly cloudy with a slight (20%) chance of rain and snow showers Friday afternoon.
  • highs 52-43 lows 39-27. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Partly cloudy tonight,
  • A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain and snow Saturday afternoon, mostly cloudy in the evening, partly cloudy late Saturday night,
  • Partly cloudy and a bit warmer Sunday, mostly cloudy at night,
  • Mostly cloudy with a slight (20%) chance of AM snow and a (40%) chance of rain, a good (50%) chance of rain and a bit cooler Monday afternoon (President’s Day), evening rain and snow likely (70%), then snow and rain late Monday night (snow possibly heavy at times late Monday night).
  • free air freezing level 4,500 ft. tonight, snow level 3,500 ft. Saturday afternoon, 4,000 ft. falling to 3,500 ft. late Saturday night, free air freezing level 5,000 ft. rising to 8,000 ft. Sunday, 8,000 ft. falling to 7,000 ft. late Sunday night, then snow level 4,500 ft. Monday and Monday night.
  • lows 22-28 highs 35-42 cooling to 39 Monday.
  • Mostly cloudy and a bit cooler with snow, possibly heavy at times, Tuesday and Tuesday night (evening snow possibly heavy at times),
  • Mostly cloudy with snow and a bit cooler Wednesday, evening snow likely (70%), a good (50%) chance of snow late at night (wind shill temperature down to -5),
  • Mostly cloudy and a bit cooler with snow likely (70%) Thursday (wind shill temperature down to -5), mostly cloudy with a good (50%) chance of evening snow, partly cloudy with a (50%) chance of snow Thursday night (wind shill temperature down to -10 late at night),
  • Then a mix of clouds and sun and a bit warmer with a (40%) chance of snow Friday (wind shill temperature down to -10 late at night).
  • snow level  2,000 ft. Tuesday, at the surface Tuesday night through Friday,
  • highs 23-26 lows 17-4.

 

__________

 

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________


Here is my weekly weather quiz question. What is “The Intertropical Convergence Zone?

_________________

An Upper Level High Pressure Ridge (“Arch “shape) is sitting right over us bringing sunshine and keeping overnight temperatures in the 20s. The graphics for days 1-3 show a frontal system offshore and moving down along the coast. The graphics for days 3-7 show more complex frontal activity moving our way Monday through next Friday returning the rain chances and raising overnight low temperatures.

________________

 

Air Quality Index:

Eugene/Springfield: The Air Quality Index is 54 in the Moderate category measuring Particulate Matter.

Oakridge: The Air Quality Index is 38 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 58 in the Moderate category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning remains temporarily prohibited for the following areas: Eugene-Springfield (Always), Florence (Always), Lowell, Oakridge and UGB, and Springfield and UGB.

________________

ADVISORIES:

  • NONE AT THIS TIME.

HEALTH ADVISORIES:

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

__________

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Some AM clouds with areas of frost, partly cloudy and a bit warmer this afternoon, partly cloudy this evening, mostly cloudy late tonight,
  • Mostly cloudy and a bit cooler Saturday, mostly cloudy at night,
  • Mostly cloudy and a bit warmer Sunday, a slight (20%) chance of evening rain, then (30%) chance of rain late Sunday night.
  • highs 52-48 warming back to 52 Sunday lows 32-35.
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit cooler Monday afternoon (President’s Day), rain likely (70%) Monday night,
  • Mostly cloudy and a bit cooler with rain Tuesday, snow likely (70%) with rain at night (snow level 1,000 ft.),
  • Mostly cloudy and a bit cooler with snow and rain Wednesday, evening snow and rain likely (70%), a good (50%) chance of snow late Wednesday night,
  • Then mostly cloudy and a bit cooler with snow likely (70%) Thursday with a good (50%) chance of rain in the afternoon.
  • highs 48-37 lows 37-23. (seasonal averages high 53 low 35)

__________

Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

OakridgeGREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

__________

 

Forecast for the Umpqua Valley including Roseburg:

  • Sunny today, mostly clear this evening, partly cloudy late tonight,
  • Mostly cloudy and a bit cooler Saturday, mostly cloudy at night,
  • Mostly cloudy start, partly cloudy and a bit warmer Sunday afternoon, then mostly cloudy Sunday night.
  • highs 52-49 warming to 54 Sunday lows 32-36.
  • Mostly cloudy and a bit cooler with a (30%) chance of rain Monday (President’s Day) and in the evening, a (40%) chance of rain and snow late Monday night (snow possibly heavy late at night),
  • Mostly cloudy with AM rain and snow likely (70%), rain and snow and a bit cooler Tuesday afternoon (snow possibly heavy at times), snow showers late at night,
  • Mostly cloudy with AM rain and snow, rain and snow showers and a bit cooler Wednesday afternoon, snow showers Wednesday night,
  • Then mostly cloudy and a bit cooler with show showers Thursday.
  • highs 52-40 lows 42-25 (seasonal averages high 54 low 38)

 

___________

 

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Areas of AM coastal frost, sunny and a bit warmer this afternoon, partly cloudy with patchy coastal frost late tonight while partly cloudy with patchy inland fog late tonight,
  • Mostly cloudy with patchy AM coastal frost while inland patchy AM fog, mostly cloudy and a bit cooler Saturday with patchy inland frost late at night,
  • Mostly cloudy with patchy AM frost, partly cloudy and a bit warmer Sunday afternoon and evening, then mostly cloudy with a slight (20%) chance of rain late Sunday night.
  • highs 54-52 warming back to 54 Sunday lows 34-36.
  • Mostly cloudy and a bit cooler with a (30%) chance of rain Monday (President’s Day), a (40%) chance of rain Monday night,
  • Mostly cloudy with AM rain likely (70%), rain and a bit cooler Tuesday afternoon and breezy, rain and snow at night,
  • Mostly cloudy with rain and snow showers and a bit cooler Wednesday, rain and snow showers Wednesday night,
  • Then mostly cloudy and a bit cooler with rain and snow showers Thursday.
  • highs 52-43 lows 39-27. (seasonal averages high 54 low 41)

__________

 

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

  • Mostly sunny and a bit warmer today, partly cloudy tonight,
  • A mix of clouds and sun and a bit cooler Saturday, partly cloudy at night,
  • A mix of clouds and sun and a bit warmer Sunday, partly cloudy with a good (50%) chance of rain and a slight (20%) chance of snow late Sunday night,
  • free air freezing level at the surface rising to 5,000 ft. this afternoon, 4,500 ft. falling to 3,500 ft. late tonight, 3,500 ft. rising to 4,500 ft. Saturday afternoon, 4,500 ft. Saturday night, 7,000 ft. Sunday, then snow level 4,000 ft. Sunday night.
  • highs 38-36 warming to 42 Sunday lows 22-28.
  • Mostly cloudy with a good (50%) chance of AM rain and snow, rain and snow likely (70%) and a bit cooler Monday afternoon (President’s Day), evening snow and rain likely (70%), snow likely (70%) with a good (50%) chance of rain late Monday night (snow possibly heavy late at night),
  • Mostly cloudy and a bit cooler with snow, possibly heavy at times, Tuesday and Tuesday night,
  • Mostly cloudy with snow and a bit cooler Wednesday, possibly heavy at times in the morning, snow Wednesday night (wind shill temperature down to -5),
  • Then mostly cloudy with snow Thursday (wind shill temperature down to -5).
  • snow level 4,500 ft. Monday 3,000 ft. Monday night, 2,000 ft. Tuesday, then snow level at the surface Tuesday night through Thursday.
  • highs 37-23 lows 25-9.

 

__________

 

**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

_____

Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

________________



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