Jun
22.
An Upper Level Low Pressure Trough (“U” shape) is moving slowly southward through the Pacific Northwest. The graphics for days 1-3 show no frontal system through the Pacific Northwest. The graphics for days 3-7 Wednesday through Sunday show a frontal system pushing into the Pacific Northwest Wednesday.
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ADVISORIES:
- NONE AT THIS TIME.
HEALTH ADVISORIES:
- A RECREATION HEALTH ADVISORY HAS BEEN ISSUED FOR LAKE BILLY CHINOOK, PEOPLE SHOULD AVOID SWIMMING AND HIGH SPEED WATER ACTIVITIES SUCH AS WATER SKIING OR POWER BOATING IN AREAS WHERE BLOOMS ARE PRESENT AS THE MAJOR ROUTE OF EXPOSURE IS INGESTION OF WATER, OREGON HEALTH OFFICIALS SAID. TOXINS ARE NOT ABSORBED THROUGH THE SKIN, THOUGH THOSE WITH SKIN SENSITIVITIES MAY DEVELOP A PUFFY RED RASH. THE OREGON HEALTH AUTHORITY ENCOURAGED PEOPLE TO VISIT LAKE BILLY CHINOOK FOR ACTIVITIES SUCH AS FISHING, CAMPING, HIKING, BIKING, PICNICKING, BIRD WATCHING, CANOEING, AND KAYAKING. BOATING IS SAFE AS LONG AS SPEEDS DO NOT CREATE EXCESSIVE WATER SPRAY, WHICH COULD LEAD TO THE RISK OF INHALING CYANOTOXINS.
- 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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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 24 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 7 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 26 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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Eugene-Springfield Area Pollen count:
GRASS: 65 HIGH
TREES: 0 ABSENT
WEEDS: 0 ABSENT
Measured 6.20.25
Data courtesy of Oregon Allergy Associates.
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Mostly clear tonight,
- A mix of clouds and sun and warmer Monday, mostly cloudy in the evening, partly clear late Monday night,
- Sunny and a bit warmer Tuesday, mostly cloudy at night,
- Mostly cloudy start, a mix of clouds and sun and a bit cooler Wednesday afternoon, then mostly cloudy Wednesday night.
- lows 48-53 highs 82-84 cooling to 77 Wednesday.
- Mostly cloudy start, a mix of clouds and sun and a bit cooler Thursday afternoon, partly cloudy Thursday night,
- A mix of clouds and sun and a bit warmer Friday, partly cloudy in the evening, mostly clear late at night,
- Then sunny and a bit warmer Saturday, clear Saturday night,
- Then sunny and a bit warmer Sunday.
- highs 75-85 lows 52-50 warming back to 52 Saturday night. (seasonal averages high 76 low 49).
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Forecast for the Umpqua Valley including Roseburg:
- Mostly clear this evening, partly cloudy late tonight,
- Partly cloudy and warmer Monday, mostly cloudy in the evening, partly cloudy late Monday night,
- AM clouds, sunny Tuesday afternoon, mostly cloudy at night,
- Then mostly cloudy and a bit cooler Wednesday and Wednesday night.
- lows 52-57 cooling to 55 Wednesday night highs 85-80. .
- Mostly cloudy and a bit warmer Thursday, mostly cloudy Thursday night,
- AM clouds, sunny and a bit warmer Friday afternoon, mostly clear at night,
- Mostly sunny and a bit warmer Saturday and Sunday, mostly clear Saturday night.
- highs 79-88 lows 55-53 warming to 56 Saturday night (seasonal averages high 79 low 54).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly clear this evening, partly cloudy late tonight,
- Partly cloudy start, mostly cloudy and warmer Monday afternoon, mostly cloudy in the evening, partly cloudy late Monday night,
- AM clouds, sunny and a bit cooler Tuesday afternoon, mostly cloudy at night,
- Then mostly cloudy and a bit cooler Wednesday and Wednesday night.
- lows 50-53 cooling to 52 Wednesday night highs 72-68.
- Mostly cloudy Thursday, mostly cloudy Thursday night,
- AM clouds, sunny and as bit warmer Friday, mostly clear at night,
- Mostly sunny Saturday, mostly clear Saturday night,
- Then mostly sunny and a bit warmer Sunday.
- highs 68-72 lows 52-50.
- (seasonal averages high 64 low 52). _______________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly clear tonight, (under 0.10 in. of rain possible)
- Sunny and warmer Monday, partly cloudy Monday night,
- Sunny and a bit warmer Tuesday, mostly cloudy in the evening, partly cloudy late at night,
- Mostly sunny and as bit cooler Wednesday, then mostly cloudy late Wednesday night,
- free air freezing level 10,000 ft. rising to 11,0000 ft. late tonight, 11,000 ft. rising to 12,000 ft. Monday, 12,000 ft. Monday night and Tuesday, 13,000 ft. Tuesday night, then 12,000 ft Wednesday and Wednesday night.
- lows 38-45 cooling to 43 Tuesday night and Wednesday night highs 72-73 cooling 67 Wednesday.
- A mix of clouds and sun and a bit cooler Thursday, mostly cloudy Thursday night.
- Mostly sunny and a bit warmer Friday, mostly clear at night,
- Sunny and warmer Saturday, clear Saturday night,
- Then sunny and a bit warmer Sunday.
- free air freezing level 12,000 ft. Thursday, 13,000 ft. Thursday night, 12,000 ft. Friday, 14,000 ft. Friday night and Saturday, then 15,000 ft. Saturday night and Sunday.
- highs 63-82 lows 43-42 warming to 46 Saturday night.
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