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 a cold front dropping temperatures Saturday. The graphics for days 3-7 Tuesday through Saturday show the frontal system pushing out of the Pacific Northwest Sunday. Another front will be sliding through next Tuesday.
ADVISORIES:
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL NOON MONDAY 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:
- Mostly clear tonight,
- AM clouds, sunny and a bit cooler Saturday afternoon, mostly clear Saturday night,
- Mostly sunny and a bit warmer Sunday, mostly clear at night,
- Sunny and a bit warmer Monday, then partly cloudy Monday night.
- lows 52-48 warming to 53 Monday night highs 76-83.
- A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain Tuesday afternoon, mostly cloudy with a (40%) chance of evening rain, just mostly cloudy late Tuesday night,
- Mostly cloudy and a bit cooler with rain likely (70%) Wednesday afternoon, mostly cloudy with rain at night,
- Mostly cloudy with rain likely (70%) with a slight (20%) chance of thunderstorms Thursday, a good (50%) chance of rain Thursday night,
- Then mostly sunny and a bit warmer with a (30%) chance of rain.
- highs 77-73 warming to 73 Friday lows 52-49. (seasonal averages high 82 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:
- Mostly clear tonight,
- AM clouds, ans sun, sunny and a bit cooler Saturday afternoon, mostly clear Saturday night,
- Sunny and a bit warmer Sunday, clear Sunday night,
- Sunny Monday, partly cloudy Monday night.
- lows 52-50 warming to 57 Monday night highs 75-82.
- Mostly sunny and cooler with a slight (20%) chance of showers Tuesday afternoon, mostly cloudy with a slight (20%) chance of evening rain, just mostly cloudy late Tuesday night,
- Mostly cloudy and a bit cooler with a good (50%) chance of rain Wednesday, mostly cloudy with rain likely (60%) at night,
- Mostly cloudy with rain likely (70%) Thursday, partly cloudy with a a good (50%) chance of rain Thursday night,
- Then a mix of clouds and sun with a slight (20%) chance of rain Friday.
- highs 83-80 lows 52-53, (seasonal averages high 84 low 56).
- Partly cloudy with patchy fog tonight,
- AM clouds and patchy fog, sunny and a bit cooler Saturday afternoon, partly cloudy with patchy fog Saturday night,
- AM clouds with patchy fog, sunny and a bit warmer Sunday, mostly clear at night,
- Mostly sunny and bit cooler Monday, then mostly cloudy Monday night.
- lows 53-52 warming to 55 Monday night highs 63-64 warming to 65 Friday.
- Mostly cloudy with a (30%) chance of AM rain, mostly cloudy and a bit warmer with a (30%) chance of rain Tuesday afternoon, mostly cloudy with a slight (20%) chance of rain Tuesday night,
- Cloudy with rain likely (70%) Wednesday afternoon, cloudy with rain at night,
- Mostly cloudy with a good (50%) chance of rain Thursday, a (30%) chance of rain Thursday night,
- Then mostly sunny with a slight (20%) chance of rain Friday.
- highs 65-62 warming back 65 Friday lows 55-53. (seasonal averages high 68 low 53).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly clear this evening, mostly cloudy late tonight,
- Mostly sunny and a bit cooler Saturday afternoon, mostly clear Saturday night,
- Sunny and a bit warmer Sunday, mostly clear Sunday night,
- Sunny and a bit warmer Monday, mostly clear in the evening, then partly cloudy Monday night.
- free air freezing level 13,000 ft. tonight, 12,000 ft. falling to 11,000 ft. Saturday afternoon, 11,000 ft. rising to 12,000 ft. Saturday night, 12,000 ft. rising to 13,000 ft. Sunday afternoon, then 13,000 ft. rising to 14,000 ft. Sunday night.
- lows 39-34 warming to 45 Sunday night highs 62-75.
- Mostly sunny and a bit cooler with a (40%) chance of showers and a slight (20%) chance of thunderstorms Tuesday, mostly cloudy with a (40%) chance of rain Tuesday night,
- AM clouds and sun with a good (50%) chance of AM rain, mostly cloudy and a bit cooler with a good (50%) chance of rain Wednesday afternoon, mostly cloudy with rain at night,
- Mostly cloudy and a bit cooler with rain likely (70%) Thursday, a good (50%) chance of rain Thursday night,
- Then a mix of clouds and sun and a bit warmer with a (40%) chance of rain Friday,
- snow level above 8,000 ft. Tuesday and Tuesday night, 8,000 ft. Wednesday, above 8,000 ft. Wednesday night,then 7,500 ft. Thursday through Friday.
- highs 67-55 warming to 62 Friday lows 42-37.