Jan
19.
An Upper Level High Pressure Ridge (“Arch” shape) is sending an even colder airflow from the north over the Pacific Northwest keeping us dry with fog and colder than normal for the Pacific Northwest. The graphics for days 1-3 show a stationary front stuck along the Pacific coast. The graphics for days 3-7 Thursday through Monday show the stationary front snaking along the entire West Coast, then a cold front will push through Thursday.
__________
Air Quality Index:
Eugene/Springfield: The Air Quality Index is 92 in the Moderate category measuring Particulate Matter.
Oakridge: The Air Quality Index is 88 in the Moderate category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 76 in the Moderate category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
_______________
ADVISORIES:
- A COLD WEATHER ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE CLATSOP COUNTY COAST, THE TILLAMOOK COUNTY COAST, THE CENTRAL COAST OF OREGON, THE NORTH CENTRAL OREGON COAST RANGE LOWLANDS, THE CENTRAL OREGON COAST LOWLANDS, THE NORTH OREGON COAST RANGE, THE CENTRAL OREGON COAST RANGE, THE LOWER COLUMBIA RIVER, THE TUALATIN VALLEY, THE PORTLAND WEST HILLS AND CHEHALEM MOUNTAIN,THE INNER PORTLAND METRO, EAST PORTLAND METRO, THE WEST CENTRAL WILLAMETTE VALLEY, THE BENTON COUNTY LOWLANDS, THE LINN COUNTY LOWLANDS, THE LANE COUNTY LOWLANDS, THE WEST COLUMBIA GORGE OF OREGON ABOVE 500 FT., THE WEST COLUMBIA RIVER GORGE I-84 CORRIDOR, THE UPPER HOOD RIVER VALLEY, THE CENTRAL COLUMBIA RIVER GORGE I-84 CORRIDOR, THE CLACKAMAS COUNTY CASCADE FOOTHILLS, THE CASCADE FOOTHILLS OF MARION AND LINN COUNTIES, AND THE LANE COUNTY CASCADE FOOTHILLS.
- A FREEZE WARNING IS IN EFFECT FROM 1 AM UNTIL 8 AM TODAY FOR THE SOUTH CENTRAL OREGON COAST.
- A FREEZE WARNING IS IN EFFECT UNTIL 10 AM TUESDAY FOR CENTRAL DOUGLAS COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
- A FREEZING FOG ADVISORY IS IN EFFECT UNTIL 9 PM TONIGHT FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
- AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
- A BEACH HAZARDS STATEMENT IS IN EFFECT FOR DANGEROUS SNEAKER WAVES THROUGH THIS AFTERNOON FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
- AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR THE SOUTH CENTRAL OREGON COAST.
- A BEACH HAZARDS STATEMENT IS IN EFFECT FOR DANGEROUS SNEAKER WAVES THROUGH LATE TONIGHT FOR THE CLATSOP COUNTY COAST AND THE TILLAMOOK COUNTY COAST.
- AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 10 AM TUESDAY FOR THE SOUTH CENTRAL OREGON COAST, CENTRAL DOUGLAS COUNTY, THE EASTERN DOUGLAS COUNTY FOOTHILLS, 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:
- Widespread AM frost, sunny, but cooler, today (Martin Luther King, Jr.Day), mostly cloudy with widespread frost tonight,
- Widespread AM frost, mostly sunny and a bit warmer Tuesday, mostly clear in the evening, partly cloudy widespread frost at night,
- Mostly sunny and a bit cooler with widespread frost Wednesday, then partly cloudy Wednesday night.
- highs 42-47 cooling to 44 Wednesday lows 26-28. .
- Mostly sunny Thursday, mostly cloudy with a good (50%) chance of rain late Thursday night,
- A mix of clouds and sun with a good (50%) chance of rain Friday, mostly cloudy with a (40%) chance of evening rain, mostly cloudy with a (40%) chance of rain late at night,
- Sunny and a bit cooler with a slight (20%) chance of snow Saturday (snow level 500 ft.),
- Then sunny and a bit warmer Sunday.
- highs 43-45 cooling back to 43 Saturday lows 28-32 (seasonal averages high 49 low 35)
________________
HOME WOOD HEATING ADVISORY:
Eugene & Springfield: GREEN – The burning of wood in wood stoves and fireplaces is allowed.
Oakridge And Westfir: GREEN – The burning of wood in wood stoves and fireplaces is allowed.
The use of pellet stoves is always allowed.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
________________
:Forecast for the Umpqua Valley including Roseburg
- Patchy AM freezing fog, sunny and a bit cooler this afternoon (Martin Luther King, Jr.Day), partly cloudy with patchy fog and freezing fog tonight,
- Partly cloudy with patchy AM fog and freezing fog, sunny and a bit warmer Tuesday afternoon, mostly clear with patchy evening freezing fog, partly cloudy areas of freezing fog late at night,
- Areas of AM freezing fog and patchy fog, sunny and a bit cooler Wednesday afternoon, then mostly clear Wednesday night.
- highs 43-42 lows 30-32.
- Mostly sunny and a bit warmer Thursday, mostly cloudy with a slight (20%) chance of rain late Thursday night,
- Mostly cloudy with a slight (20%) chance of AM rain, partly cloudy and a bit cooler with a slight (20%) chance rain Friday afternoon, partly cloudy at night,
- Mostly sunny and a bit warmer Saturday and mostly clear Saturday night,
- Then mostly sunny Sunday.
- highs 44-43 warming to 48 Saturday and Sunday lows 33-30. (seasonal averages high 51 low 37)
____________
Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Widespread AM frost, sunny and a bit warmer today (Martin Luther King, Jr.Day), partly cloudy with areas of evening frost, widespread frost late tonight,
- Widespread AM frost, sunny and cooler Tuesday, mostly clear at night,
- Mostly sunny and a bit warmer Wednesday, then mostly clear Wednesday night,
- highs 56-54 warming back to 56 Wednesday lows 33-32.
- Sunny and a bit cooler Thursday, mostly cloudy Thursday night,
- Mostly cloudy and a bit cooler with a slight (20%) chance of rain Friday, mostly clear at night,
- Mostly sunny and a bit warmer Saturday, clear Saturday night,
- Then sunny and a bit warmer Sunday.
- highs 56-50 warming to 52 Saturday lows 33-36 cooling to 32 Saturday. (seasonal averages high 54 low 41)
_______________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny and cooler today (Martin Luther King, Jr.Day), partly cloudy in the evening frost, mostly cloudy late tonight,
- Sunny and warmer Tuesday, mostly clear at night,
- Sunny and a bit warmer Wednesday, then mostly clear Wednesday night.
- free air freezing level 4,500 ft. rising to 8,000 ft. this afternoon, 9,000 ft. falling to 8,000 ft. late tonight, 7,500 ft. Tuesday afternoon, 6,500 ft. rising to 7,500 ft. late Tuesday night, 10,000 ft. Wednesday, then 11,000 ft. Wednesday night.
- highs 33-44 low 22-27.
- Sunny and a bit warmer Thursday, mostly cloudy with a good (50%) chance of rain and snow Thursday night,
- A mix of clouds and sun and cooler with a good (50%) chance of rain and snow and rain Friday, mostly cloudy with a good (50%) chance of snow at night,
- Mostly cloudy and a bit cooler with (40%) chance of snow Saturday, mostly clear Saturday night,
- Then sunny and a bit warmer Sunday.
- free air freezing level 10,000 ft. Thursday, snow level 4,500 ft. Thursday night, 2,500 ft. Friday, at the surface Friday night and Saturday, free air freezing level at the surface Saturday night, then 4,000 ft. Sunday.
- highs 47-29 warming to 35 Sunday lows 28-19.