Aug
04.
Here is my new weekly weather quiz question. “What is “Smog?”
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An Upper Level High Pressure Ridge (“Arch” shape) still controls weather in the Pacific Northwest. The graphics for days 1-3 show no frontal systems moving into our area. The graphics for days 3-7 Wednesday through Sunday show no frontal systems moving through the Pacific Northwest through the period.
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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 356 in the Hazardous category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 38 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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ADVISORIES:
- A RED FLAG WARNING IS IN EFFECT UNTIL 6 AM MDT TODAY FOR LIGHTNING FOR THE BURNS BLM, THE VALE BLM AND THE BAKER VALLEY.
- AN AIR QUALITY ADVISORY IS IN EFFECT DUE TO WILDFIRE SMOKE UNTIL FURTHER NOTICE FOR ALL OF LANE COUNTY.
- AN AIR QUALITY ALERT IS IN EFFECT UNTIL 11 AM MONDAY FOR DOUGLAS, KLAMATH, AND LAKE COUNTIES.
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL FURTHER NOTICE FOR WILDFIRE SMOKE FOR DESCHUTES AND GRANT COUNTIES.
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL 2 PM MONDAY DUE TO WILDFIRE SMOKE FOR WILDFIRE SMOKE FOR HARNER AND MALHEUR COUNTIES.
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 warmer today, mostly clear tonight,
- Sunny and a bit cooler Monday and Tuesday, mostly clear both nights,
- highs 95-88 lows 56-52.
- Sunny and a bit warmer Wednesday, mostly clear Wednesday night,
- Mostly sunny and a bit warmer Thursday, partly cloudy in the evening, mostly clear late at night,
- Then sunny and a bit cooler Friday and Saturday, mostly clear Friday night,
- highs 92-95 cooling 92 Saturday lows near 58. (seasonal averages high 86 low 52)
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EUGENE-SPRINGFIELD POLLEN COUNT:
GRASS: LOW (3)
TREES: ABSENT (0)
WEEDS: LOW (3)
Last Measured 8.1.24
Data courtesy of Oregon Allergy Associates.
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Forecast for the Umpqua Valley including Roseburg:
- Mostly sunny and hazy and warmer today, clear tonight,
- Sunny and a bit cooler Monday, mostly clear at night,
- Mostly sunny and a bit cooler Tuesday, then mostly clear Tuesday night.
- highs 95-90 lows 60-58.
- Mostly sunny and a bit warmer Wednesday, partly cloudy Wednesday night,
- Partly cloudy and a bit warmer Thursday, mostly clear at night,
- Then mostly sunny and a bit cooler Friday and Saturday, mostly clear Friday night,
- highs 94-95 cooling to 92 Saturday lows near 62 (seasonal averages high 87 low 58)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy with patchy AM coastal fog while areas of inland AM fog, sunny and a bit warmer this afternoon, mostly clear with patchy evening coastal fog and areas of fog late while patchy inland fog tonight,
- Mostly cloudy with areas of AM coastal fog while patchy inland patchy AM fog, sunny Monday afternoon, mostly clear in the evening, mostly cloudy late at night,
- Partly cloudy Tuesday, then partly cloudy Tuesday night.
- highs near 73 lows near 54.
- Partly cloudy and a bit warmer Wednesday and in the evening, mostly cloudy Wednesday night,
- AM clouds, sunny and a bit cooler Thursday afternoon, partly cloudy in the evening, mostly cloudy late at night,
- AM clouds, sunny and a bit warmer Friday afternoon, partly cloudy in the evening, mostly cloudy late Friday night,
- AM clouds, then sunny Saturday afternoon.
- highs 76-74 warming 75 Friday and Saturday lows 56-58. (seasonal average high 67 low 54)
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny and hazy with areas of smoke and a bit warmer with a slight (20%) chance of thunderstorms this afternoon, mostly clear with areas of evening smoke, mostly clear and hazy tonight,
- AM haze, sunny Monday, mostly clear Monday night,
- Sunny and a bit cooler Tuesday, then mostly clear Tuesday night.
- free air freezing level 15,000 ft. today through Tuesday night,
- highs near 82-77 lows 56-48.
- Sunny and a bit warmer Wednesday, mostly clear in the evening, partly cloudy late at night,
- Mostly sunny and a bit warmer Thursday, partly cloudy Thursday night,
- Sunny and a bit cooler Friday and Saturday, mostly clear Friday night,
- Then sunny Saturday.
- free air freezing level 16,000 ft. Wednesday and Wednesday night, then 15,000 ft. Thursday through Saturday.
- highs 80-82-cooling to 77 Saturday lows 52-50.
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