May
09.
An Upper Level High Pressure Ridge (“Arch” shape) stays locked in place over us. The graphics for days 1-3 show frontal activity Monday. The graphics for days 3-7 Tuesday through Saturday show active frontal activity Wednesday and again 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: Is closed until better snow conditions for Spring skiing. Probably done 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 36 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 17 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 39 in the Good category measuring Particulate Matter.
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:
- Partly cloudy tonight,
- AM clouds, mostly sunny and a bit cooler Sunday (Mother’s Day), partly cloudy Sunday night,
- Mostly sunny and a bit warmer Monday, partly cloudy at night,
- Mostly sunny and a bit warmer Tuesday, mostly cloudy with a slight (20%) chance of rain late Tuesday night.
- lows 50-47 warming to 54 Tuesday night highs 74-83-75.
- Clouds and sun with a slight (20%) chance of AM rain, a mix of clouds and sun and a bit cooler Wednesday afternoon, partly cloudy Wednesday night,
- Mostly sunny and a bit cooler Thursday, partly cloudy with a slight (20%) chance of rain at night,
- A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain 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 slight (20%) chance of rain Saturday.
- highs 78-67 lows 50-45. (seasonal averages high 67 low 43).
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EUGENE-SPRINGFIELD POLLEN COUNT:`
GRASS POLLEN: MODERATE (11)
TREE POLLEN: MODERATE (89)
WEEDS: LOW (2)
Measured 5.8.26
NOTE: DATA FROM OREGON ALLERGY ASSOCIATES.
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Forecast for the Umpqua Valley including Roseburg:
- Partly cloudy tonight,
- AM clouds, mostly sunny and a bit cooler Sunday (Mother’s Day), partly cloudy Sunday night,
- Mostly sunny and a bit warmer Monday, partly cloudy at night,
- Mostly sunny and a bit warmer Tuesday, then partly cloudy with a slight (20%) chance of rain late Tuesday night.
- lows 52-48 warming to 56 Tuesday night highs 75-86.
- A mix of clouds and sun and a bit cooler Wednesday, mostly clear Wednesday night,
- Mostly sunny and a bit cooler Thursday, partly cloudy with a slight (20%) chance of rain at night,
- A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain Friday,
- Then a mix of clouds and sun and a bit cooler with a slight (20%) chance of rain Saturday.
- highs 79-68 lows 52-46. (seasonal averages high 70 low 47).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy tonight,
- Mostly sunny and a bit cooler Sunday (Mother’s Day), mostly cloudy Sunday night,
- Mostly sunny and a bit warmer Monday, then mostly cloudy at night,
- A mix of clouds and sun Tuesday, mostly cloudy with a slight (20%) chance of rain late Tuesday night.
- lows 52-50 warming to 52 Monday night and Tuesday night highs 59-58 warming to 60 Saturday.
- AM clouds and sun with a slight (20%) chance of rain, a mix of clouds and sun and a bit cooler Wednesday afternoon, partly cloudy Wednesday night,
- A mix of clouds and sun and a bit cooler Thursday, mostly cloudy with a slight (20%) chance of rain at night,
- A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain Friday, mostly cloudy with a slight (20%) chance of rain Friday night,
- Then a mix of clouds and sun with a (30%) chance of ran Saturday.
- highs 62-57 lows 59-57. (seasonal averages high 60 low 47).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Partly cloudy tonight,
- Mostly cloudy start, a mix of clouds and sun and cooler Sunday afternoon (Mother’s Day), mostly cloudy in the evening, clear late Sunday night,
- Sunny and warmer Monday, partly cloudy at night,
- Mostly sunny and a bit warmer Tuesday, partly cloudy with a (40%) chance of evening rain, mostly cloudy with a (40%) chance of rain late Tuesday night.
- free air freezing level 13,000 ft. tonight through Monday, 14,000 ft. Monday night, 13,000 ft. Tuesday, then snow level above 8,000 ft. Tuesday night.
- lows 43-37 warming to 46 Monday night cooling to 45 Tuesday night highs 65-77.
- A mix of clouds and sun and cooler with a (40%) chance of showers and a slight (20%) chance of thunderstorms Wednesday, partly cloudy with a (30%) chance of rain at night,
- Mostly sunny and a bit cooler with a slight (20%) chance of rain Thursday, mostly cloudy with a (30%) chance of evening rain, partly cloudy with a (30%) chance of rain late Thursday night,
- A mix of clouds and sun and a bit cooler cooler with a good (50%) chance of rain Friday, mostly cloudy with a good (50%) chance of rain and snow at night,
- Then a mix of clouds and sun and a bit cooler with a (40%) chance of rain and snow Saturday.
- free air freezing level snow level above 8,000 ft. Wednesday and Wednesday night, 7,500 ft. Thursday, 5,500 ft. Thursday night, then 5,000 ft. Friday.
- highs 66-52 lows 42-35.
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