An Upper Level Low Pressure Trough (“U” shape) offshore changes our weather pattern. The graphics for days 1-3 show no frontal systems pushing into the Pacific Northwest. The graphics for days 3-7 Friday through Wednesday show a frontal system will be stationary across Extreme eastern Oregon Saturday.
ADVISORIES:
- A RED FLAG WARNING IS IN EFFECT UNTIL 11 PM TONIGHT FOR ABUNDANT LIGHTNING FOR THE CENTRAL MOUNTAINS OF OREGON, THE WARM SPRINGS RESERVATION, THE NORTHERN DESCHUTES NATIONAL FOREST, AND THE SOUTHERN DESCHUTES NATIONAL FOREST.
- A RED FLAG WARNING IS IN EFFECT UNTIL 5 AM THURSDAY FOR ABUNDANT LIGHTNING FOR THE LOWER COLUMBIA BASIN OF OREGON, THE GRANDE RONDE VALLEY, WALLOWA COUNTY, AND THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON.
- A FIRE WEATHER WATCH IS IN EFFECT FROM FRIDAY AFTERNOON THROUGH FRIDAY EVENING FOR STRONG GUSTY WIND AND LOW RELATIVE HUMIDITY FOR THE KLAMATH BASIN AND THE FREEMONT-WINEMA NATIONAL FOREST.
- A HEAT ADVISORY IS IN EFFECT UNTIL 5 AM THURSDAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON.
- A HEAT ADVISORY IS IN EFFECT FROM NOON MDT UNTIL 9 PM MDT THURSDAY 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:
- Partly cloudy tonight,
- AM clouds, becoming sunny and a bit cooler Thursday, mostly clear Thursday night,
- Sunny and a bit warmer Friday, clear at night,
- Sunny and a bit warmer Saturday, then clear Saturday night.
- lows 50-47 warming to 55 Saturday night highs 79-89.
- Sunny and a bit warmer Sunday, mostly clear Sunday night,
- Mostly sunny and a bit cooler Monday, partly cloudy at night,
- Mostly sunny and a bit cooler Tuesday,
- Then mostly sunny and a bit warmer Wednesday.
- highs 92-89 warming back to 90 Wednesday lows 56-52. (seasonal averages high 84 low 52)
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: MODERATE (17)
TREE POLLEN: LOW (2)
WEEDS: ABSENT (0)
Measured 7.13.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- Mostly clear tonight,
- Sunny and a bit cooler Thursday, becoming partly cloudy Thursday night,
- AM clouds and sun, sunny and a bit warmer Friday afternoon, clear at night,
- Sunny and a bit warmer Saturday, then clear Saturday night.
- lows 54-52 warming to 57 Saturday night highs 80-90. .
- Sunny and a bit warmer Sunday, partly cloudy Sunday night,
- Mostly sunny and bit cooler, still quite warm, Monday, partly cloudy at night,
- Mostly sunny and a bit cooler Tuesday, mostly clear Tuesday night,
- Then sunny Wednesday.
- highs 93-89 lows 60-57. (seasonal averages high 86 low 58).
- Mostly cloudy tonight,
- A clouds, becoming mostly sunny Thursday afternoon, mostly cloudy Thursday night,
- AM clouds, sunny and a bit warmer Friday, mostly cloudy at night,
- Mostly sunny and a bit warmer Saturday, then partly cloudy Saturday night.
- lows 54-52 warming to 53 Friday night and Saturday night highs 59-63.
- Mostly sunny and a bit warmer Sunday, mostly cloudy Sunday night,
- Mostly cloudy and a bit cooler Monday, mostly cloudy at night,
- Mostly cloudy Tuesday, mostly cloudy Tuesday night,
- Then a mix of clouds and sun Wednesday.
- highs 64-63 lows 53-54 cooling back to 53 Tuesday night. (seasonal averages high 66 low 54).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Partly cloudy with a slight (20%) chance of evening showers, just partly cloudy late tonight,
- Mostly sunny and a bit warmer Thursday, clear Thursday night,
- Sunny and a bit warmer Friday, clear at night,
- Sunny and a bit warmer Saturday, then clear Saturday night.
- snow level above 8,000 ft. tonight, free air freezing level 13,000 ft. rising to 14,000 ft. Thursday afternoon, 14,000 ft. rising to 15,000 ft. Thursday night, then 15,000 ft. Friday through Saturday night.
- lows 47-42 warming to 48 Saturday night highs 69-78.
- Sunny and a bit warmer Sunday, partly cloudy Sunday night,
- A mix of clouds and sun and a bit cooler Monday, mostly cloudy in the evening, partly cloudy late Monday night,
- Mostly sunny and a bit cooler Tuesday, partly cloudy Tuesday night,
- Then partly cloudy and a bit cooler Wednesday.
- free air freezing level 15,000 ft. Sunday through Monday, 14,000 ft. Monday night and Tuesday,
- highs 82-78 lows 53-50.