An Upper Level High Pressure Ridge (“Arch” shape) has taken over returning sunshine and dry weather for the week. The graphics for days 1-3 show no frontal systems moving over the Pacific Northwest. The graphics for days 3-7 Friday through Tuesday show another weak frontal system sliding in Friday through Saturday bring some cooler air and another cold front will to be pushing through the Pacific Northwest Monday just in time for the Memorial Day Holiday.
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:
- Partly cloudy tonight,
- Sunny and a bit warmer Thursday, mostly clear Thursday night,
- Sunny Friday, clear at night,
- Mostly sunny and a bit cooler Saturday, then partly cloudy Saturday night.
- lows 47-52 cooling to 50 Friday night highs 72-80.
- Mostly sunny Sunday, partly cloudy Sunday night,
- Mostly cloudy and cooler with a good (50%) chance of rain Monday afternoon (Memorial Day), rain likely (70%) at night,
- A mix of clouds and sun and a bit cooler with a good (50%) chance of rain Tuesday, partly cloudy with a slight (20%) chance of rain Tuesday night.
- Then mostly sunny and a bit warmer Wednesday.
- highs 79-66 warming to 70 Wednesday lows 50-45 warming to 46 Tuesday night. (seasonal averages high 69 low 44).
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: VERY HIGH (380)
TREE POLLEN: LOW (14)
WEEDS: ABSENT (0)
Measured 5.20.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- Partly cloudy tonight,
- Sunny and a bit warmer Thursday and Friday, mostly clear both nights,
- Sunny and a bit cooler Saturday, then mostly clear Saturday night.
- lows 50-54 cooling to 52 Friday night and Saturday night highs 83-84 cooling to 82 Saturday.
- Sunny Sunday, partly cloudy Sunday night,
- Clouds and sun with a slight (20%) chance of rain Monday afternoon (Memorial Day), mostly cloudy with a good (50%) chance of rain at night,
- A mix of clouds and sun with a (40%) chance of rain and a bit cooler Tuesday, partly cloudy with a slight (20%) chance of rain Tuesday night
- Then mostly sunny and a bit warmer Wednesday.
- highs 82-68 warming to 74 Wednesday lows 52-46 rising to 48 Tuesday night. (seasonal averages high 72 low 49).
Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy and breezy tonight (Wind: N 15-20 mph gusts to 25 decreasing to N 10-15 mph late tonight),
- Mostly sunny Thursday, becoming mostly cloudy Thursday night,
- AM clouds, becoming mostly sunny Friday, mostly cloudy at night,
- A mix of clouds and sun and a bit cooler Saturday, then partly cloudy Saturday night.
- lows 49-52 cooling to 50 Saturday night highs 60-59.
- Mostly sunny and as bit warmer Sunday, mostly cloudy Sunday night,
- Mostly cloudy with a good (50%) chance of AM rain, just mostly cloudy and a bit cooler with a good (50%) chance of rain Monday afternoon (Memorial Day), mostly cloudy with a rain likely (70%) at night,
- A mix of clouds and sun with a (40%) chance of rain Tuesday, partly cloudy with a slight (20%) chance of rain Tuesday night,
- Then mostly sunny and a bit warmer Wednesday.
- highs 60-57 warming to 59 Wednesday lows 49-50. (seasonal averages high 61 low 49).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy this evening, clear late tonight,
- Sunny and a bit warmer Thursday, mostly clear Thursday night,
- Sunny Friday, clear at night,
- Sunny and a bit cooler Saturday, then mostly clear Saturday night.
- free air freezing level 12,000 ft. tonight through Friday, 13,000 ft. Friday night and Saturday, then 12,000 ft. Saturday night.
- lows 39-42 highs 63-70.
- Sunny and a bit cooler Sunday, mostly clear in the evening, partly cloudy late Sunday night,
- A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain Monday (Memorial Day), mostly cloudy with rain and snow likely (70%) late at night,
- Mostly cloudy with a good (50%) chance of AM rain and snow, a mix of clouds and sun good (50%) chance of rain and snow Tuesday afternoon, mostly cloudy with a good (50%) chance of evening rain and snow, partly cloudy with a good (50%) chance of rain and snow Tuesday night,
- Then mostly sunny and a bit warmer with a slight (20%) chance of rain Wednesday.
- free air freezing level 12,000 ft. Sunday and Sunday night, snow level 7,500 ft. Monday, 5,500 ft. Monday night and Tuesday, 6,500 ft. Tuesday night, then 7,000 ft Wednesday.
- highs 70-54 warming to 57 Tuesday lows 42-33.