Check out my latest Eugene Daily News Weather Or Not column:
http://eugenedailynews.com/2018/04/happy-anniversary-ill-bet-you-didnt-know-about-this-one/
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Here is my weekly weather quiz question. What is the “Diablo Wind?” The first person to post the correct answer as a comment on this page will win a week of free personalized weather forecasts tailored to your needs. Good luck.
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The Upper Air Flow (the Jet Stream) (Shaded area with arrows aiming at the coast) is spreading copious amounts of moisture into Oregon. The graphics for days 1-3 show the front that moved in and the next strong frontal system headed our way. The graphics for days 3-7 show the frontal systems that will move through the Pacific Northwest Sunday through next Thursday.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 40 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 13 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 13 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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Advisories:
- A HIGH WIND WATCH IS IN EFFECT FROM LATE FRIDAY NIGHT THROUGH SATURDAY EVENING FOR THE NORTH OREGON COAST, THE CENTRAL OREGON COAST, THE COAST RANGE OF NORTHWEST OREGON, THE CENTRAL COAST RANGE OF WESTERN OREGON, THE LOWER COLUMBIA, THE GREATER PORTLAND METRO AREA, THE CENTRAL WILLAMETTE VALLEY, THE SOUTH WILLAMETTE VALLEY, THE NORTHERN OREGON CASCADES FOOTHILLS, AND THE CASCADE FOOTHILLS IN LANE COUNTY.
- A HIGH WIND WARNING IS IN EFFECT FROM 11 PM FRIDAY UNTIL 5 PM SATURDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
- A HIGH WIND WARNING IS IN EFFECT FROM 11 AM UNTIL 11 PM SATURDAY FOR NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
- A HIGH SURF ADVISORY IS IN EFFECT FROM 5 AM UNTIL 11 PM SATURDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
- 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.
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Mostly cloudy with evening showers likely (70%), a good (50%) chance of showers late tonight (0.10 in. of rain possible),
- Cloudy with AM rain likely (70%), a good (50%) chance of rain and a bit warmer Friday afternoon, rain at night (0.50 in. of rain possible),
- Mostly cloudy with AM rain, showers with a slight (20%) chance of thunderstorms and a bit cooler Saturday afternoon and windy (Wind: S 20-30 mph gusts to 40 mph increasing and shifting to SW 35-45 mph afternoon gusts to 55 mph), showers Saturday night and windy (Wind: SW 20-30 mph evening gusts to 45 mph),
- Cloudy with a good (50%) chance of showers and a bit cooler Sunday, then mostly cloudy with a slight (20%) chance of showers Sunday night.
- lows 48-50 cooling to 37 Sunday night highs 62-55.
- A mix of clouds and sun and a bit warmer Monday, becoming mostly cloudy with a good (50%) chance of rain at night,
- Mostly cloudy and a bit cooler with rain Tuesday, rain likely (70%) and a bit cooler Tuesday night through Wednesday night,
- Then mostly cloudy with showers likely (70%) Thursday.
- highs 60-54 lows 44-39. (seasonal averages high 59 low 39)
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Eugene-Springfield Pollen Count
Grass………. Low (0)
Trees………. High (396)
Last Counted: 3/30/18
Data Courtesy of Oregon Allergy Associates.
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Forecast for Roseburg:
- Cloudy with rain likely (70%) tonight (0.25 in. of rain possible),
- Mostly cloudy with rain and warmer Friday and Friday night,
- Mostly cloudy with showers and a bit cooler Saturday, and breezy (Wind: SW 20-30 mph gusts to 45 mph), showers at night and breezy (Wind: SW 15-25 mph gusts to 40 mph decreasing to SW 10-15 mph late at night),
- AM showers likely (60%), mostly cloudy and a bit warmer with a slight (20%) chance of showers Sunday afternoon and evening, then just mostly cloudy Sunday night.
- lows 50-38 highs 63-54.
- Patchy AM fog, partly cloudy and much warmer Monday afternoon, mostly cloudy with a (30%) chance of rain Monday night,
- Mostly cloudy and cooler with rain likely (70%) Tuesday, showers likely (70%) Tuesday night,
- Mostly cloudy and a bit cooler with rain likely (70%) Wednesday, rain and snow likely (70%) at night,
- Then showers likely (70%) and a bit cooler Thursday.
- highs 72-54 lows 46-39. (seasonal averages high 60 low 41)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Cloudy with coastal rain likely (70%) tonight while inland evening rain likely (70%) then rain late tonight (0.25 in. of rain possible),
- Mostly cloudy with rain and a bit warmer Friday and Friday night, windy at night (Wind: S 10-15 mph increasing to S 25-35 mph at the shore late at night while S 10-20 mph inland late Friday night),
- AM coastal showers with a slight (20%) chance of thunderstorms with coastal showers and a bit cooler in the afternoon while a bit cooler with inland showers Saturday afternoon while inland showers Saturday, showers Saturday night and windy (Wind: SW 20-25 mph gusts to 50 mph decreasing to SW 10-20 mph late at night),
- Mostly cloudy AM showers likely (70%), a slight (20%) chance of showers and a bit warmer Sunday afternoon, then just mostly cloudy Sunday night.
- lows 49-52 cooling to 40 Sunday night highs 60-52.
- Patchy AM fog, sunny and a bit warmer Monday afternoon, mostly cloudy with a good (50%) chance of rain Monday night,
- Mostly cloudy with rain likely (70%) and a bit cooler Tuesday, showers likely (70%) Tuesday night,
- Mostly cloudy with rain and a bit cooler Wednesday, rain likely (70%) Wednesday night,
- Then showers likely (70%) and a bit cooler Thursday.
- highs 59-52 lows 45-43. (seasonal averages high 54 low 42)
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Forecast for the Cascades in Lane County:
- Cloudy with evening showers likely (70%), a (40%) chance of showers late tonight,
- Cloudy with rain and a bit warmer Friday and at night,
- Mostly cloudy with AM rain, rain and snow showers (1 in. of snow possible) and a bit cooler Saturday and windy (Wind: SW 20-30 mph gusts to 50 mph), rain and snow showers and breezy Saturday night,
- Mostly cloudy with rain and snow showers likely (70%) and a bit cooler Sunday, then a slight (20%) chance of rain and snow showers at night.
- snow level 7,500 ft. tonight and Friday, above 8,000 ft. Friday night, 6,500 ft. falling to 4,500 ft. Saturday afternoon, 4,000 ft. Saturday night and Sunday, then 4,500 ft. Sunday night.
- lows 38-40 cooling to 32 Sunday night highs 52-42.
- A mix of clouds and sun and a bit warmer Monday, becoming mostly cloudy with a (40%) chance of rain Monday night,
- Mostly cloudy with rain and snow and a bit cooler Tuesday, rain and snow likely (70%) and a bit cooler at night through Wednesday night,
- Then showers and a bit cooler with snow showers likely (70%) Thursday.
- free air freezing level 6,000 ft. Monday, snow level 7,500 ft. Monday night, 6,000 ft. Tuesday, 4,500 ft. Tuesday night, 4,000 ft. Wednesday and Wednesday night, then 3,500n ft. Thursday.
- highs 40-49 cooling to 42 Wednesday lows 29-32 cooling to 27 Tuesday night.
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**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.
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Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.
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