Here is my weekly weather quiz question “What is “Snotel?”
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The Jet Stream gives us Zonal airflow (West to East) continuing the slow cooling trend over the Pacific Northwest. The graphics for days 1-3 show a complex frontal system to our northwest Tuesday moving into Oregon Wednesday. The graphics for days 3-7 Friday through Tuesday show two frontal systems pushing through the Pacific Northwest Friday.
ADVISORIES:
- AN AIR QUALITY ALERT IS IN EFFECT UNTIL 5 PM WEDNESDAY DUE TO WILDFIRE SMOKE FOR DOUGLAS, KLAMATH, AND LAKE COUNTIES.
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL 5 PM WEDNESDAY DUE TO WILDFIRE SMOKE FOR DESCHUTES COUNTY.
- AN AIR QUALITY ADVISORY IS IN EFFECT UNTIL 2 PM WEDNESDAY FOR WILDFIRE SMOKE FOR HARNEY COUNTY.
- A RED FLAG WARNING IS IN EFFECT UNTIL 9 PM TODAY FOR LIGHTNING FOR THE BAKER VALLEY.
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.
Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- A slight (20%) chance of AM drizzle, sunny and a bit warmer this afternoon, mostly clear tonight,
- Sunny and a bit warmer Wednesday, mostly clear at night,
- A mix of clouds and sun and a bit cooler Thursday, then partly cloudy Thursday night.
- highs 80-84 cooling to 82 Thursday lows 52-54.
- A mix of clouds and sun with a slight (20%) chance of showers Friday, partly cloudy with a slight (20%) chance of showers Friday night,
- Mostly cloudy with a slight (20%) chance of showers Saturday, just partly cloudy at night,
- Mostly sunny Sunday, mostly clear Sunday night,
- Then sunny Monday.
- highs 78-83 lows near 52. (seasonal averages high 85 low 52)
Forecast for the Umpqua Valley including Roseburg:
- Sunny and hazy and a bit warmer with patchy smoke today, mostly clear and hazy tonight,
- Sunny and a bit warmer Wednesday, mostly clear in the evening, partly cloudy late at night,
- Then partly cloudy and a bit cooler Thursday and Thursday night.
- highs 83-85 cooling to 80 Thursday lows 56-58.
- Partly cloudy and a bit cooler Friday, partly cloudy with a slight (20%) chance of showers late Friday night,
- Partly cloudy and a bit warmer with a slight (20%) chance of showers Saturday and in the evening, just partly cloudy late at night,
- Some AM clouds, sunny and a bit warmer with Sunday afternoon, mostly clear Sunday night,
- Then mostly sunny Monday.
- highs near 82 lows 57-55. (seasonal averages high 86 low 58)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Some AM cloudy, sunny and a bit warmer this afternoon, mostly clear this evening, partly cloudy late tonight,
- Some AM clouds, sunny and a bit cooler Wednesday afternoon, partly cloudy in the evening, mostly cloudy late at night,
- Mostly cloudy start, partly cloudy and a bit cooler Thursday afternoon, then partly cloudy Thursday night.
- highs 72-68 lows 52-56 cooling to 54 Thursday night.
- Partly cloudy Friday, partly cloudy with a slight (20%) chance of showers late Friday night,
- Mostly cloudy with a slight (20%) chance of AM showers, partly cloudy and a bit cooler with a (30%) chance of showers Saturday afternoon, partly cloudy with a slight (20%) chance of showers at night,
- Then partly cloudy and a bit warmer Sunday and Monday, partly cloudy Sunday night,
- highs 68-70 lows 55-53. (seasonal average high 67 low 54)
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny and a bit cooler today, mostly clear tonight,
- Sunny and a bit warmer Wednesday, mostly clear in the evening, partly cloudy with a slight (20%) chance of showers late at night,
- Mostly sunny and a bit cooler with a slight (20%) chance of showers Thursday, partly cloudy in the evening, then mostly cloudy late Thursday night.
- free air freezing level 13,000 ft. today and tonight, 13,000 ft. rising to 14,000 ft. Wednesday afternoon, snow level above 8,000 ft. Wednesday night, then free air freezing level 12,000 ft. Thursday and Thursday night.
- highs 64-69 cooling to 65 Thursday lows 42-44.
- Mostly cloudy and a bit cooler with a slight (20%) chance of thunderstorms Friday, mostly cloudy with a (40%) chance of showers Friday night,
- A mix of clouds and sun and a bit warmer with a (40%) chance of showers Saturday, partly cloudy with a slight (20%) chance of evening showers, mostly cloudy with a slight (20%) chance of showers late Saturday night,
- Mostly sunny and a bit warmer Sunday, mostly clear in the evening, partly cloudy late Sunday night,
- Then mostly sunny Monday.
- free air freezing level 12,000 ft. Friday, snow level above 8,000 ft. Friday through Saturday night, free air freezing level 12,000 ft. Sunday, 13,000 ft. Sunday night, then 12,000 ft. Monday.
- highs 62-67 lows near 42.