Here is my new weekly weather quiz question “What is a “Snow Advisory?”
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An Upper Level Low Pressure Trough keeps the chance of rain around.The graphics for days 1-3 show a frontal system sliding into Oregon Wednesday. The graphics for days 3-7 Friday through Tuesday show a frontal system to our northwest next Tuesday.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 32 in the Good category measuring Ozone.
Oakridge: The Air Quality Index is 11 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 12 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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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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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Sunny and a bit warmer today, mostly clear this evening, partly cloudy with a slight (20%) chance of showers late tonight,
- A mix of clouds and sun and a bit cooler with a slight (20%) chance of showers Wednesday, a slight (20%) chance of evening showers, mostly cloudy with showers likely (70%) at night,
- Mostly cloudy and a bit cooler with showers Thursday, then a good (50%) chance of showers and a slight (20%) chance of thunderstorms Thursday night.
- highs 83-72 lows 55-56 cooling to 53 Thursday night.
- Mostly cloudy and a bit cooler with showers likely (70%) Friday, mostly cloudy with a (40%) chance of showers Friday night,
- Mostly cloudy start, partly cloudy and a bit warmer with a slight (20%) chance of showers Saturday, mostly cloudy with a slight (20%) chance of evening showers, partly cloudy with a slight (20%) chance of showers at night,
- Then mostly sunny and a bit warmer Sunday and Monday, mostly clear Sunday night.
- highs 70-84 lows 53-55. (seasonal averages high 84 low 51)
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EUGENE-SPRINGFIELD POLLEN COUNT:
GRASS: LOW (3)
TREES: ABSENT (0)
WEEDS: MODERATE (11)
Last Measured 8.19.24
Data courtesy of Oregon Allergy Associates.
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Forecast for the Umpqua Valley including Roseburg:
- Some AM clouds, sunny and a bit warmer today, mostly clear tonight,
- Some AM clouds with patchy fog, sunny and a bit cooler Wednesday afternoon, mostly cloudy with a (30%) chance of showers late at night,
- Mostly cloudy with AM showers likely (70%), showers and cooler Thursday afternoon, a good (50%) of showers late Thursday night.
- highs 84-72 lows 58-59 cooling to 55 Thursday night.
- Mostly cloudy with a good (50%) chance of AM showers, a bit warmer with showers likely (70%) and a slight (20%) chance of thunderstorms Friday afternoon, mostly cloudy with a (30%) chance of showers Friday night,
- Mostly cloudy and warmer with a slight (20%) chance of showers Saturday, partly cloudy with a slight (20%) chance of evening showers, just partly cloudy late at night,
- Some AM clouds, sunny and a bit warmer Sunday, mostly clear Sunday night,
- Then mostly sunny Monday.
- highs 82-84 lows 54-57. (seasonal averages high 86 low 57)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Some AM clouds, sunny and a bit cooler this afternoon, mostly clear this evening, mostly cloudy with patchy fog late tonight,
- Mostly cloudy with patchy AM fog, partly cloudy Wednesday afternoon, mostly cloudy with a (30%) chance of evening coastal showers and coastal showers likely (70%) with patchy fog late at night while mostly cloudy with a good (50%) chance of inland showers late at night,
- Mostly cloudy with patchy AM fog and showers, showers likely (70%) and a bit cooler Thursday afternoon, then mostly cloudy with showers likely (70%) Thursday night.
- highs 68-65 lows 58-54.
- Mostly cloudy and a bit cooler with showers likely (70%) Friday, a (30%) chance of showers Friday night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of showers Saturday, mostly cloudy with a slight (20%) chance of evening showers, partly cloudy with a slight (20%) chance of showers late at night,
- Some AM clouds, sunny and a bit warmer Sunday and Monday, mostly clear Sunday night.
- highs 64-70 lows 57-60. (seasonal average high 67 low 54)
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny today, mostly clear this evening, partly cloudy with a slight (20%) chance of showers tonight,
- Mostly sunny and a bit cooler Wednesday, mostly cloudy with a (%) chance of evening showers, showers likely (70%) at night,
- Mostly cloudy and a bit cooler with showers and a slight (20%) chance of thunderstorms Thursday, then showers with a slight (20%) chance of thunderstorms Thursday night.
- free air freezing level 11,000 ft. today, 11,000 ft. rising to 12,000 ft. late tonight, free air freezing level 12,000 ft. Wednesday, then snow level above 8,000 ft. Wednesday night through Thursday night.
- highs 66-55 lows 42-43 cooling to 40 Thursday night.
- Mostly cloudy and a bit cooler with showers likely (70%) and a slight (20%) chance of thunderstorms Friday, mostly cloudy with a good (50%) chance of showers and a slight (20%) chance of thunderstorms Friday night,
- Mostly cloudy with a (30%) chance of AM showers, partly cloudy and a bit warmer with a (30%) chance of showers Saturday afternoon, mostly cloudy with a slight (20%) chance of showers at night,
- Mostly sunny and warmer Sunday, partly cloudy Sunday night,
- Then sunny and a bit warmer Monday.
- snow level 7,500 ft. Friday, 8,000 ft. Friday night, above 8,000 ft. Saturday and Saturday night, free air freezing level 13,000 ft. Sunday, then 14,000 ft. Sunday night and Monday.
- highs 50-73 lows 40-46.
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