An Upper Level High Pressure Ridge (“Arch” shape) continues to bring plenty of sunshine and with onshore airflow temperatures are back to normal. The graphics for days 1-3 show a cold frontal system pushing into the Pacific Northwest between Friday and Saturday. The graphics for days 3-7 Sunday through Thursday show a frontal system pushing into the Pacific Northwest Wednesday.
ADVISORIES:
- A RED FLAG WARNING IS IN EFFECT FROM 11 AM FRIDAY UNTIL 9 PM SUNDAY FOR STRONG GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST.
- A HEAT ADVISORY IS IN EFFECT FROM NOON FRIDAY UNTIL 7 PM SUNDAY FOR WALLOWA COUNTY INCLUDING HELLS CANYON BELOW 3,000 FT.
- A HEAT ADVISORY IS IN EFFECT FROM NOON MDT UNTIL 8 PM MDT SATURDAY FOR THE OREGON LOWER TREASURE VALLEY.
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:
- Clear tonight,
- Sunny and a bit cooler Friday, becoming mostly cloudy late Friday night,
- AM clouds, sunny and a bit cooler Saturday, partly cloudy at night,
- Sunny and a bit warmer Sunday, then mostly clear Sunday night.
- lows 52-53 cooling 50 Saturday night and Sunday night highs 84-82.
- Sunny and a bit warmer Monday, mostly clear Monday night,
- Sunny Tuesday, clear at night,
- Sunny and a bit cooler Wednesday, clear Wednesday night,
- Then sunny and a bit warmer Thursday.
- highs 82-89 lows 52-54. (seasonal averages high 83 low 51)
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: MODERATE (19)
TREE POLLEN: LOW (2)
WEEDS: LOW (0)
Measured 7.9.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- Clear tonight,
- Sunny and a bit cooler Friday, becoming mostly cloudy Friday night,
- Mostly sunny and a bit cooler Saturday, partly cloudy at night,
- Mostly sunny and a bit warmer Sunday, then mostly clear Sunday night.
- lows 52-54 cooling to 53 Saturday night highs 86-82.
- Sunny and a bit warmer Monday and Tuesday, mostly clear both nights,
- Sunny and a bit cooler Wednesday, clear Wednesday night,
- Then sunny and a bit warmer Thursday.
- highs 84-89 cooling to 87 Wednesday lows 54-56. (seasonal averages high 85 low 57).
- Becoming mostly cloudy tonight,
- AM clouds with patchy fog, becoming mostly sunny and a bit warmer Friday afternoon, mostly cloudy Friday night,
- AM clouds, sunny Saturday afternoon, partly cloudy at night,
- Mostly sunny and a bit warmer Sunday, then partly cloudy Sunday night.
- lows 52-50 highs 60-59 warming to 62 Friday.
- Mostly sunny and a bit warmer Sunday and Monday, partly cloudy both nights,
- Mostly sunny and a bit cooler Tuesday, partly cloudy Tuesday night,
- Mostly sunny Wednesday, partly cloudy Wednesday night,
- Then mostly sunny and a bit warmer Thursday.
- highs 62-64 lows 50-52. (seasonal averages high 66 low 53).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Clear tonight,
- Sunny and a bit cooler Friday, mostly clear in the evening, partly cloudy late Friday night,
- Mostly sunny Saturday, partly cloudy in the evening, mostly cloudy late at night,
- Sunny and a bit warmer Sunday, then partly cloudy Sunday night.
- free air freezing level 15,000 ft. tonight, 14,000 ft. Friday through Sunday, then 15,000 ft. Sunday night.
- lows 44-45 highs 73-72 warming to 74 Sunday.
- Sunny and a bit warmer Monday, partly cloudy in the evening, mostly clear late Monday night,
- Sunny Tuesday, mostly clear at night,
- Sunny and a bit cooler Wednesday,
- Then sunny and as bit warmer Thursday.
- free air freezing level 15,000 ft. Monday, 14,000 ft. Monday night through Wednesday,then 15,000 ft. Wednesday night and Thursday.
- highs 77-73 warming to 79 Thursday lows 45-49 cooling to 48 Wednesday night.