An Upper Level High Pressure Ridge (“Arch” shape”) well offshore to the Northwest with surface high pressure off the Northern California coast remove rain chances over the Pacific Northwest. The graphics for days 1-3 shows no frontal systems over the Pacific Northwest. The graphics for days 3-7 Tuesday through Saturday show the cold frontal system pushing through the Pacific Northwest between Thursday and Friday.
ADVISORIES:
- NONE AT THIS TIME.
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, 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,
- Sunny and a bit warmer Sunday, mostly clear Sunday night,
- Sunny and warmer Monday, clear at night,
- Sunny and a bit warmer Tuesday, then mostly cloudy Tuesday night.
- lows 42-53 highs 70-86.
- Mostly cloudy and cooler Wednesday, partly cloudy Wednesday night,
- Mostly sunny Thursday, mostly clear at night,
- Mostly sunny and a bit cooler Friday, partly cloudy with a (30%) chance of rain Friday night,
- Then a mix of clouds and sun and a bit cooler with a (40%) chance of rain Saturday.
- highs 75-68 lows 49-47 warming to 48 Friday night (seasonal averages high 70 low 46).
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: VERY HIGH (201)
TREE POLLEN: MODERATE (53)
WEEDS: ABSENT (6)
Measured 5.29.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- Mostly clear tonight,
- Sunny and a bit warmer Sunday, mostly clear Sunday night,
- Sunny and warmer Monday, mostly clear at night,
- Sunny and a bit warmer Tuesday, then mostly cloudy Tuesday night.
- lows 43-54 highs 72-86.
- A mix of clouds and sun and cooler Wednesday, partly cloudy Wednesday night,
- Mostly sunny Thursday, mostly clear at night,
- Mostly sunny and a bit cooler Friday, partly cloudy with a slight (20%) chance of rain Friday night,
- Then a mix of clouds and sun and a bit cooler with a (40%) chance of rain Saturday.
- highs 76-70 lows 50-48 warming to 49 Friday night. (seasonal averages high 73 low 50).
- Mostly cloudy and breezy tonight (Wind: N 15-25 mph decreasing to n 10-15 mph late tonight),
- Sunny and a bit warmer Sunday and breezy (Wind: N 10-15 mph increasing to N 15-25 mph late in the afternoon), mostly clear and breezy (Wind: N 15-25 mph decreasing to N 10-15 mph late at night) Sunday night,
- Sunny and a bit warmer Monday, partly cloudy Monday night,
- A mix of clouds and sun Tuesday, then mostly cloudy Tuesday night.
- lows 46-52 highs 57-60.
- Mostly cloudy and a bit cooler Wednesday, mostly cloudy Wednesday night,
- Mostly sunny Thursday, partly cloudy at night,
- Mostly sunny Friday, mostly cloudy with a (30%) chance of rain Friday night,
- Then mostly cloudy and a bit cooler with a (40%) chance of rain Saturday.
- highs 58-57 lows 52-49 rising to 50 Friday night. (seasonal averages high 62 low 50).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly clear tonight,
- Sunny and warmer Sunday, clear Sunday night,
- Sunny and warmer Monday, mostly clear at night,
- Sunny and a bit warmer Tuesday, partly cloudy in the evening, then mostly cloudy late Tuesday night.
- free air freezing level 8,000 ft. tonight, 9,000 ft. Sunday afternoon, 10,000 ft. rising to 11,000 ft. Sunday night, 11,000 ft. Monday, 12,000 ft. Monday night and Tuesday, then 13,000 ft. Tuesday night.
- lows 32-44 highs 59-72.
- Mostly cloudy start, a mix of clouds and sun and cooler Wednesday afternoon, partly cloudy Wednesday night,
- Sunny and a bit warmer Thursday, mostly clear at night,
- Sunny and a bit warmer Friday, partly cloudy with a (40%) chance of rain Friday night,
- Then a mix of clouds and sun and a bit cooler with a good (50%) chance of rain Saturday.
- free air freezing level 10,000 ft. Wednesday, 11,000 ft. Wednesday night and Thursday, 12,000 ft. Thursday night, 11,000 ft. Friday, snow level 7,500 ft. Friday night, then 6,500 ft. Saturday.
- highs 62-64 cooling to 55 Friday night lows near 38,