An Upper Level High Pressure Ridge in the Southwest combines with surface High Pressure moving northward along the coast will switch us to onshore airflow which will slowly cool us and clear out the wildfire smoke in the Willamette Valley. The graphics for days 1-3 show a frontal system pushing through Oregon Sunday. The graphics for days 3-7 Tuesday through Saturday show a cold frontal system pushing through the Pacific Northwest Sunday.
ADVISORIES:
- A RED FLAG WARNING IS IN EFFECT UNTIL 11PM TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON AND THE WARM SPRINGS RESERVATION.
- A FIRE WEATHER WATCH IS IN EFFECT UNTIL 11 PM TONIGHT FOR WIND AND RELATIVE HUMIDITY FOR THE LOWER COLUMBIA BASIN OF OREGON.
- A HEAT ADVISORY IS IN EFFECT UNTIL NOON MONDAY FOR DOUGLAS COUNTY.
- A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM MDT TODAY FOR BAKER COUNTY, HARNEY COUNTY, AND MALHEUR COUNTY, AND THE OREGON LOWER TREASURE VALLEY.
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL 12 PM TODAY FOR HOOD RIVER, CASCADE LOCKS, AND PARKDALE.
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL NOON MONDAY FOR CROOK, GRANT, JEFFERSON, UMATILLA, UNION, WALLOWA, WASCO COUNTIES, AND WHEELER COUNTIES.
- AN AIR QUALITY ALERT IS IN EFFECT UNTIL NOON MONDAY FOR JACKSON COUNTY AND KLAMATH COUNTY.
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL NOON TODAY FOR DESCHUTES 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.
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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:
- Sunny and a bit cooler (Still Warm) today, mostly clear tonight,
- Sunny and a bit cooler Sunday, clear at night,
- Sunny Monday, then mostly clear Monday night.
- highs 85-89 lows 55-54 warming back to 55 Monday night.
- Sunny and slightly warmer Tuesday, mostly clear Tuesday night,
- Sunny and slightly cooler Wednesday, mostly clear at night,
- Sunny and a bit warmer Thursday, mostly clear Thursday night,
- Then sunny and a bit warmer Friday.
- highs 86-85 warming to 90 Friday lows 55-57. (seasonal averages high 86 low 52)
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: ABSENT (0)
TREE POLLEN: ABSENT (0)
WEEDS: ABSENT (0)
Measured 8.5.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- Sunny and a bit cooler (still very warm) today, mostly clear tonight,
- Sunny and a bit cooler Sunday, clear at night,
- Sunny Monday, then clear Monday night.
- highs 92-88 lows 58-56 warming to 57 Monday night.
- Sunny and a bit cooler Tuesday, clear Tuesday night,
- Sunny Wednesday, clear at night,
- Sunny and a bit warmer Thursday, mostly clear Thursday night,
- Then sunny and slightly warmer Friday.
- highs 88-92 lows 57-59. (seasonal averages high 87 low 58).
- Morning clouds, sunny and a bit warmer this afternoon, mostly cloudy tonight,
- Mostly sunny and a bit cooler Sunday, partly cloudy Sunday night,
- Sunny and a bit warmer Monday, then mostly clear at night.
- highs 62-65 lows near 54.
- Mostly sunny and a bit warmer Tuesday, partly cloudy Tuesday night,
- Mostly sunny Wednesday, partly cloudy at night,
- Mostly sunny Thursday, partly cloudy Thursday night,
- Then a mix of clouds and sun Friday.
- lows 54-56 highs near 65. (seasonal averages high 67 low 54).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny and a bit cooler today, mostly clear tonight,
- Sunny and a bit cooler Sunday, mostly clear Sunday night,
- Sunny and a bit cooler Monday, mostly clear at night,
- free air freezing level 16,000 ft. today through Sunday night, 15,000 ft. Monday, then 16,000 ft. Monday night.
- highs 78-76 lows 47-45 warming to 46 Monday night.
- Sunny and a bit cooler Tuesday, mostly clear Tuesday night,
- Sunny and a bit cooler Wednesday, mostly clear at night,
- Sunny Thursday, mostly clear Thursday night,
- Then sunny Friday.
- free air freezing level 15,000 ft. Tuesday through Wednesday, 16,000 ft. Wednesday night, then 15,000 ft. Thursday through Friday.
- highs 76-75 warming to warming to 78 Friday lows 46-48.