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 for most of the upcoming week. The graphics for days 1-3 shows no frontal systems over the Pacific Northwest. The graphics for days 3-7 Friday through Sunday show the cold frontal system pushing through the Pacific Northwest Wednesday through Thursday night.
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:
- Clear tonight,
- Sunny and warmer Monday, clear Monday night,
- Sunny and a bit warmer Tuesday, becoming mostly cloudy late at night,
- Mostly cloudy and cooler Wednesday, then partly cloudy Wednesday night.
- lows 45-53 cooling to 49 Wednesday night highs 79-86 cooling to 75 Wednesday.
- Mostly sunny Thursday, mostly clear at night,
- Mostly sunny and a bit cooler Friday, partly cloudy with a (30%) chance of rain Friday night,
- A mix a bit of clouds and sun and a bit cooler with a good (50%) chance of rain Saturday, a (30%) chance of rain at night.
- Then a mix of clouds and with a (30%) chance of rain Sunday.
- highs 74-67 warming to 70 Sunday lows 47-45. (seasonal averages high 71 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:
- Clear tonight,
- Sunny and warmer Monday, mostly clear Monday night,
- Sunny and a bit warmer Tuesday, mostly cloudy at night,
- A mix of clouds and sun and cooler Wednesday, partly cloudy Wednesday night,
- lows 47-54 cooling to 52 Wednesday night highs 83-87 cooling to 76 Wednesday.
- Mostly sunny and a bit cooler Thursday, mostly clear Thursday night,
- Mostly sunny Friday, partly cloudy at night,
- A mix of clouds and sun with a (40%) chance of rain Saturday, partly cloudy with a slight (20%). chance of rain Saturday night,
- Then mostly sunny with a slight (20%) chance of rain Sunday.
- highs 75-72 lows 48-56. (seasonal averages high 73 low 50).
- Mostly clear (Wind: N 15-20 mph) tonight,
- Sunny and a bit warmer Monday, becoming mostly cloudy Monday night,
- A mix of clouds, becoming mostly sunny and a bit warmer Tuesday afternoon, mostly cloudy at night,
- Mostly cloudy and a bit cooler Wednesday, then mostly cloudy Wednesday night.
- lows 48-52 highs 60-62 cooling to 58 Wednesday.
- A mix of clouds and sun Thursday, partly cloudy Thursday night,
- Mostly sunny Friday, mostly cloudy with a (40%) chance of rain Friday night,
- A mix of clouds and sun and a bit cooler with a (30%) chance of rain Saturday, mostly cloudy with a (30%) chance of rain Saturday night,
- Then mostly sunny and a bit warmer Sunday.
- highs 58-57 warming back to 58 Sunday lows 49- 50 cooling to back to 49 Saturday night. (seasonal averages high 62 low 50).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Clear tonight,
- Sunny and warmer Monday, mostly clear Monday night,
- Sunny and a bit warmer Tuesday, mostly clear in the evening, partly cloudy late at night,
- A mix of clouds and sun and cooler with a slight (20%) chance of showers Wednesday, then partly cloudy with a slight (20%) chance of rain Wednesday night.
- free air freezing level 10,000 ft. tonight, 11,000 ft. Monday, 12,000 ft. Monday night, 12,000 ft. rising to 13,000 ft. Tuesday, 13,000 ft. Tuesday night, snow level above 8,000 ft. Wednesday, then 7,500 ft. Wednesday night.
- lows 36-43 highs 69-73.
- Sunny Thursday, mostly clear Thursday night,
- Sunny and a bit cooler Friday, mostly clear at night,
- Then a mix of clouds and sun and a bit cooler with a good (50%) chance of rain and snow Saturday, partly cloudy with a (40%) chance of rain Saturday night,
- Then partly cloudy and a bit warmer with a slight (20%) chance of rain Sunday.
- free air freezing level 10,000 ft. Thursday, 12,000 ft. Thursday night, 11,000 ft. Friday, snow level 6,500 ft. Friday night, 5,500 ft. Saturday, 5,000 ft. Saturday night, then 5,500 ft. Sunday.
- highs 62-52 warming to 56 Sunday lows 37-34.