An Upper Level Low Pressure Trough (“U” shape) helps a frontal system push into and through the Pacific Northwest. The graphics for days 1-3 show a frontal system moving through today. The graphics for days 3-7 Thursday through Monday show a frontal activity trying to back into the Pacific Northwest from the Northeast.
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.
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SKI REPORT:
Willamette Pass Ski: Is closed until better snow conditions for Spring skiing.
Hoodoo Ski: Is closed until better snow conditions for Spring skiing.
Mt. Ashland Ski: IS CLOSED FOR THE SEASON.
Be sure to check their web pages for the latest updates.
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Mostly cloudy and cooler with showers today (under 0.10 in. of rain possible), evening rain likely (70%), a (40% ) chance of rain late tonight (under 0.10 in. of rain possible),
- Mostly cloudy with AM rain likely (70%), showers and a bit cooler Wednesday afternoon (0.10 in. of rain possible), evening showers likely (70%), just mostly cloudy late at night,
- Mostly cloudy start, sunny and a bit warmer Thursday afternoon, then mostly clear Thursday night.
- highs 59-56 warming to 63 Thursday lows 45-40.
- Sunny and warmer Friday, clear Friday night,
- Sunny and a bit warmer Saturday, mostly clear at night,
- Mostly sunny and a bit cooler Sunday, partly cloudy Sunday night,
- Then mostly sunny and a bit cooler with slight (20%) chance of rain Monday.
- highs 63-72 cooling to 69 Sunday lows 40-44. (seasonal averages high 62 low 41).
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: ABSENT (0)
TREE POLLEN: HIGH (227)
WEEDS: ABSENT (0)
Wednesday 4.20.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- Mostly cloudy with AM rain and thunderstorms likely (70%), showers and possible thunderstorms and cooler this afternoon (under o.10 in. of rain possible, more in storms), evening rain likely (70%), a good (50%) chance of rain late tonight (o.25 in. of rain possible),
- Mostly cloudy and cooler with rain Wednesday (under 0.10 in. of rain possible), a good (50%) chance of evening rain, just mostly cloudy late at night,
- Mostly sunny and a bit warmer Thursday, mostly clear Thursday night.
- highs 59-57 warming to 65 Thursday lows 45-42.
- Sunny and a bit warmer Friday, clear Friday night,
- Sunny and a bit warmer Saturday, mostly clear at night,
- Sunny and a bit cooler Sunday, partly cloudy Sunday night,
- Then mostly sunny and a bit warmer with a slight (20%) chance of rain Monday
- highs 72-74 cooling to 70 Monday lows 43-42 warming to 44 Friday night. (seasonal averages high 65 low 43).
Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy with AM rain, showers likely (70%) and a bit cooler with a (30%) chance of thunderstorms this afternoon (0.25 in. of rain possible), mostly cloudy with a good (50%) chance of rain tonight,
- Mostly cloudy and a bit warmer with rain likely (70%) Wednesday (under 0.10 in. of rain ), mostly cloudy with a (40%) chance of rain Wednesday night,
- A slight (20%) chance of AM rain, mostly sunny and a bit warmer Thursday afternoon, mostly clear Thursday night.
- highs 58-54 lows 47-45.
- Sunny and a bit warmer Friday, mostly clear Friday night,
- Sunny and a bit cooler Saturday, partly cloudy at night,
- Mostly sunny and a bit cooler Sunday, partly cloudy Sunday night,
- The a mix of clouds and sun Monday.
- highs 62-59 lows 48-49 cooling back to 48 Sunday night. (seasonal averages high 57 low 45).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy with AM showers likely (70%), a bit cooler with rain and a slight (20%) chance of thunderstorm this afternoon (0.25 in. of rain p0ssible, more in storms), rain with a slight (20%) chance of evening snow, snow late tonight,
- Mostly cloudy with AM rain and snow, a bit cooler with rain and snow showers Wednesday afternoon, cloudy with a good (50%) chance of rain and snow showers at night,
- Mostly sunny with a (40%) chance of snow showers and a slight (20%) chance of rain showers and warmer Thursday, then mostly clear Thursday night.
- snow level 5,500 ft. today, 5,000 ft. tonight, 4,000 ft. Wednesday, 4,500 ft. Wednesday night, 5,000 ft. Thursday, then free air freezing level 9,000 ft. Thursday night.
- highs 45-38 warming to 52 Thursday 32-30 warming back to 32 Thursday night.
- Sunny and a bit warmer Friday, clear Friday night,
- Sunny and a bit cooler Saturday, mostly clear at night,
- Mostly sunny and a bit cooler with a slight (20%) chance of rain Sunday,
- Then partly cloudy with a slight (20%) chance of rain Monday.
- free air freezing level 9,000 ft. Friday through Saturday night, snow level 5,500 ft. Sunday, then 6,000 ft. Sunday night and Monday.
- highs 58-55 lows 33-35.