Jun
23.
An Upper Level High Pressure Ridge (“Arch” shape”) over the Pacific Northwest brings us another brief heat wave followed by occasional cold fronts cooling us down a bit with rain possible. The graphics for days 1-3 show no frontal systems sliding in. The graphics for days 3-7 Friday through Tuesday show a frontal system pushing through the Pacific Northwest Friday.
ADVISORIES:
- A RED FLAG WARNING IS IN EFFECT THROUGH 8 PM TONIGHT FOR WIND AND LOW RELATIVE HUMIDITY FOR THE LOWER COLUMBIA BASIN OF OREGON.
- A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM TONIGHT FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON.
- A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM TONIGHT FOR THE TUALATIN VALLEY, THE INNER PORTLAND METRO, THE EAST PORTLAND METRO, THE WESTERN COLUMBIA RIVER GORGE I-84 CORRIDOR, AND THE CENTRAL COLUMBIA RIVER GORGE I-84 CORRIDOR.
- A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM TONIGHT FOR THE OUTER SOUTHEAST PORTLAND METRO, THE WEST CENTRAL WILLAMETTE VALLEY, THE EAST CENTRAL WILLAMETTE VALLEY, THE WEST COLUMBIA GORGE OF OREGON ABOVE 500 FT., THE UPPER HOOD RIVER VALLEY, AND THE CLACKAMAS COUNTY CASCADE FOOTHILLS.
- A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM TONIGHT FOR THE LOWER COLUMBIA RIVER, THE PORTLAND WEST HILLS AND CHEHALEM MOUNTAIN.
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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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 46 in the Good category measuring Ozone.
Oakridge: The Air Quality Index is 30 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 33 in the Good category measuring Ozone.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Mostly clear tonight,
- Sunny and Hot Wednesday, partly cloudy Wednesday night,
- A mix of clouds and sun and cooler Thursday, mostly cloudy with rain late at night,
- Mostly cloudy and cooler with showers Friday, then mostly cloudy with rain Friday night.
- lows 55-52 highs 90-82.
- Cloudy with AM rain, showers with a slight (20%) chance of thunderstorms Saturday afternoon, mostly cloudy evening rain likely (70%), a good (50%) chance of rain late Saturday night,
- Mostly cloudy and a bit warmer with a (40%) chance of rain Sunday, mostly cloudy at night,
- A mix of clouds and sun and a bit warmer Monday, mostly clear Monday night,
- Then moistly sunny Tuesday.
- highs 63-72 lows 50-48 (seasonal averages high 76 low 49)
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: HIGH (126)
TREE POLLEN: LOW (11)
WEEDS: ABSENT (0)
Measured 6.22.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- Mostly clear tonight,
- Mostly sunny and a bit cooler (Still very warm) Wednesday, partly cloudy Wednesday night,
- A mix of clouds and sun and cooler Thursday, mostly cloudy with rain likely (70%) late at night,
- Mostly cloudy and cooler with rain Friday, then evening rain likely (70%), then a good (50%) chance of rain late Friday night.
- lows 57-54 highs 90-83.
- Mostly cloudy with AM showers and a slight (20%) chance of thunderstorms rain and a bit cooler Saturday afternoon, mostly cloudy with a good (50%) chance of evening rain, just mostly cloudy late Saturday night,
- AM clouds and sun with a (30%) chance of AM rain, a mix of clouds and sun and a bit warmer Sunday afternoon, mostly cloudy at night,
- A mix of clouds and sun and a bit warmer Monday, mostly clear Monday night,
- Then mostly sunny and a bit warmer Tuesday.
- highs 67-75 lows 52-49 warming to 50 Monday (seasonal averages high 78 low 54).
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Forecast for the South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy with patchy fog late tonight,
- AM clouds with patchy fog, becoming sunny Wednesday afternoon, mostly cloudy with patchy fog late Wednesday night,
- Mostly cloudy with patchy AM fog, mostly cloudy and a bit cooler Thursday afternoon, mostly cloudy with rain late at night (under 0.10 in. of rain possible),
- Mostly cloudy and a bit cooler with rain Friday (under 0.10 in. of rain possible), then cloudy with rain likely (70%) Friday night.
- lows near 52 highs near 63.
- Mostly cloudy with AM rain, a bit warmer with a good (50%) chance of rain Saturday afternoon, mostly cloudy with a (30%) chance of rain Saturday night,
- Mostly cloudy with a (30%) chance of rain Sunday, just mostly cloudy at night,
- A mix of clouds and sun and a bit warmer Monday, partly cloudy Monday night,
- Then mostly sunny Tuesday.
- highs 56-58 lows near 52. (seasonal averages high 64 low 52).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Partly cloudy this evening, clear late tonight,
- Mostly sunny and a bit cooler Wednesday, mostly cloudy in the evening, clear late Wednesday night,
- Mostly sunny and a bit cooler with a slight (20%) chance of rain Thursday afternoon, mostly cloudy with rain at night,
- Mostly cloudy with showers and a slight (20%) chance of thunderstorms and cooler Friday, then mostly cloudy with showers and a slight (20%) chance of thunderstorms Friday night.
- free air freezing level 14,000 ft. tonight, 13,000 ft. Wednesday and Wednesday night, snow level 8,000 ft. Thursday, then above 8,000 ft. Thursday night and Friday, then 7,500 ft. Friday night.
- lows 46-43 highs 78-70.
- Mostly cloudy with rain and a slight (20%) chance of thunderstorms and a bit cooler Saturday, rain Saturday night,
- Mostly cloudy and a bit warmer with a good (50%) chance of rain Sunday, a (40%) chance of rain Sunday night,
- Mostly sunny and warmer Monday,
- Then sunny Tuesday.
- snow level 5,500 ft. Saturday, 6,000 ft. Saturday night, 6,500 ft. Sunday, 7.500 ft. Sunday night, free air freezing level 9,000 ft. Monday, 10,000 ft. Monday night, then 11,000 ft. Tuesday.
- highs 54-47 warming to 62 Monday lows 38-36 warming to 37 Monday.
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