An Upper Level Low Pressure Trough (“U” shape) offshore will be cooling us off by spreading weak cold fronts our way. The graphics for days 1-3 show no frontal activity. The graphics for days 3-7 Sunday through Thursday show the frontal system pushing out of the Pacific Northwest Sunday. Another front will be sliding through next Monday, then another Thursday.
ADVISORIES:
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL NOON TODAY FOR CROOK, JEFFERSON, AND WASCO COUNTIES.
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: IT’S NOT OFFICIAL, BUT DUE TO THE LATENESS OF THE SEASON AND THE MILD WEATHER TREND THERE IS VIRTUALLY NO CHANCE OF GETTING ENOUGH SNOWFALL TO ALLOW OPENING FOR SKIING. CONSIDER IT CLOSED FOR THE SEASON.
Hoodoo Ski: IS CLOSED FOR THE SEASON.
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:
- AM clouds and sun with patchy fog, sunny this afternoon, mostly cloudy tonight,
- AM clouds, sunny and a bit cooler Saturday afternoon, mostly clear at night,
- Sunny and a bit warmer Sunday, then mostly clear Sunday night.
- highs 82-77 warming to 79 Sunday lows 52-50.
- Mostly sunny and a bit warmer Monday, partly cloudy Monday night,
- A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain Tuesday, partly cloudy with a slight (20%) chance of rain at night,
- Mostly cloudy and a bit cooler with a (40%) chance of rain Wednesday and Wednesday night,
- A mix of clouds and sun with a (40%) chance of rain Thursday.
- highs 82-74 lows 50-52 cooling back to 50 Tuesday night warming back to 52 Wednesday night. (seasonal averages high 83 low 51)
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: ABSENT (0)
TREE POLLEN: ABSENT (0)
WEEDS: ABSENT (0)
Measured 8.25.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- AM clouds, sunny this afternoon, mostly cloudy late tonight,
- AM clouds, sunny and a bit cooler Saturday afternoon, mostly clear at night,
- Sunny and a bit warmer Sunday, then clear Sunday night.
- highs 83-80 lows 53-52 warming to 53 Sunday night.
- Sunny and a bit warmer Monday, partly cloudy Monday night,
- Mostly sunny and a bit warmer with a slight (20%) chance of rain Tuesday afternoon, partly cloudy with a (30%) chance of rain at night,
- A mix of clouds and sun and a bit cooler with a (30%) chance of rain Wednesday, mostly cloudy with a (40%) chance of rain Wednesday night,
- Then a mix of clouds and sun with a (40%) chance of rain Thursday.
- highs 83-80 lows 52-53, (seasonal averages high 85 low 56).
- AM clouds and patchy fog, sunny and a bit cooler this afternoon, mostly cloudy with patchy fog tonight,
- AM clouds and patchy fog, sunny Saturday afternoon, partly cloudy at night,
- Sunny Sunday, then partly cloudy Sunday night,
- highs near 63 lows 54-52.
- A mix of clouds and sun and bit warmer Monday, mostly cloudy Monday night,
- Mostly cloudy Tuesday, mostly cloudy at night,
- A mix of clouds and sun with a slight (20%) chance of rain Wednesday,
- Then Thursday.
- highs 65-64 lows 55-54 warming back to 55 Wednesday night. (seasonal averages high 68 low 53).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny today, mostly clear this evening, partly cloudy late tonight,
- AM clouds and sun , sunny and a bit cooler Saturday afternoon, mostly clear at night,
- Sunny and a bit warmer Sunday, then mostly clear Sunday night.
- free air freezing level 13,000 ft. today and tonight, 11,000 ft. falling to 10,000 ft. Saturday afternoon, 11,000 ft. rising to 12,000 ft. Saturday night, then 13,000 ft. Sunday and Sunday night.
- highs 69-62 warming back to 69 Sunday lows 49-35 warming to 42 Sunday night.
- Sunny and a bit warmer Monday, partly cloudy Monday night,
- Mostly sunny and a bit cooler with a slight (20%) of rain Tuesday, mostly cloudy with a (40%) chance of evening rain, partly cloudy with a (40%) chance of rain late at night,
- A mix of clouds and sun and a bit cooler with a good (50%) chance of rain Wednesday, mostly cloudy with a good (50%) chance of rain Wednesday night,
- Then a mix of clouds and sun with a good (50%) chance of rain Thursday.
- free air freezing level 13,000 ft. Monday, 12,000 ft. Monday night, snow level above 8,000 ft. Tuesday, 13,000 ft. Tuesday night, then snow level above 8.000 ft. Wednesday through Thursday.
- highs 72-62 lows 43-40 warming to 42 Wednesday night.