Jun
25.
An Upper Level Low Pressure Trough (“U” shape) will continue the onshore airflow keeping us cool through the Pacific Northwest. The graphics for days 1-3 show the frontal system that moved through the Pacific Northwest today and the one that’s following behind it. The graphics for days 3-7 Sunday through Thursday show a frontal system pushing into the Pacific Northwest Monday and Tuesday.
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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 16 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 25 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: 61 HIGH
TREES: 6 LOW
WEEDS: 0 ABSENT
Measured 6.25.25
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:
- AM clouds, mostly sunny this afternoon, partly cloudy tonight,
- Mostly sunny and a bit warmer Friday, mostly clear at night,
- Sunny and a bit warmer Saturday, then clear Saturday night.
- highs 73-84 lows 50-54.
- Sunny and a bit warmer Sunday, clear Sunday night,
- Sunny Monday, partly cloudy at night,
- Mostly sunny and a bit cooler Tuesday, mostly clear Tuesday night,
- Then sunny and a bit cooler Wednesday.
- highs 83-89 cooling to 86 Tuesday lows 54-56 cooling back to 54 Monday night. (seasonal averages high 78 low 49).
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Forecast for the Umpqua Valley including Roseburg:
- AM clouds with patchy fog, sunny and slightly cooler this afternoon, mostly clear this evening, partly cloudy late tonight,
- Patchy AM fog, partly cloudy and a bit warmer Friday afternoon, mostly clear at night,
- Sunny and a bit warmer Saturday, then clear Saturday night.
- highs 80-88 lows 50-53. .
- Sunny and as bit warmer Sunday, mostly clear Sunday night,
- Mostly sunny with a slight (20%) chance of thunderstorms and a bit cooler Monday afternoon, partly cloudy with a slight (20%) chance of evening thunderstorms, just partly cloudy Monday night,
- Mostly sunny and a bit cooler Tuesday, mostly clear Tuesday night,
- Then mostly sunny Wednesday.
- highs 93-87 warming to 88 Tuesday and Wednesday lows 62-57 (seasonal averages high 80 low 54).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- AM clouds with areas of fog and a slight (20%) chance of coastal drizzle, partly cloudy and a bit cooler this afternoon, mostly clear this evening, partly cloudy with patchy coastal fog late tonight,
- Mostly cloudy with patchy AM coastal fog while areas of AM inland fog, partly cloudy and a bit warmer Friday afternoon, then mostly clear with patchy fog Friday night,
- Patchy AM fog, sunny and a bit warmer Saturday afternoon, then mostly clear Saturday night,
- highs 62-72 lows 50-53.
- Mostly sunny Sunday, mostly clear Sunday night,
- AM clouds, sunny and a bit cooler Monday, partly cloudy in the evening, mostly cloudy late at night,
- Partly cloudy Tuesday, partly cloudy Tuesday night,
- Then partly cloudy and a bit warmer Wednesday.
- highs 72-68 warming to 70 Wednesday lows 55-50.
- (seasonal averages high 64 low 52). _______________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly sunny today, partly cloudy tonight,
- Mostly sunny Friday, partly cloudy in the evening, mostly clear late at night,
- Sunny and a bit warmer Saturday, then clear Saturday night.
- free air freezing level 12,000 ft. today, 13,000 ft. tonight and Friday, 14,000 ft. Friday night and Saturday, then 15,000 ft. Saturday night.
- highs 66-72 lows 42-47.
- Sunny and a bit warmer Sunday, mostly clear Sunday night,
- Mostly sunny and a bit warmer with a slight (20%) chance of showers Monday, mostly cloudy with a (30%) chance of evening showers, partly cloudy with a (30%) chance of showers late at night,
- Mostly sunny and a bit cooler with a slight (20%) chance of showers Tuesday, partly cloudy in the evening, mostly clear late Tuesday night,
- Then sunny and a bit cooler Wednesday.
- free air freezing level 15,000 ft. Sunday and Sunday night, snow level above 8,000 ft Monday through Tuesday, then free air freezing level 14,000 ft. Tuesday night and Wednesday.
- highs 83-84 cooling to 76 Wednesday lows 54-50.
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