An Upper Level High Pressure Ridge (“Arch” shape) will be replacing the Upper Level Low Pressure Trough that’s moving eastward away from us. The graphics for days 1-3 show the no fronts pushing into the Willamette Valley. The graphics for days 3-7 Saturday through Wednesday show cold front that will be pushing through the Pacific Northwest between Friday and Saturday. Then another complex frontal system will be approaching the Pacific Coast Monday then moving through next Tuesday.
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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, clear tonight,
- Sunny and warmer Thursday, then clear at night,
- AM sun with a (30%) chance of showers, a mix of clouds and sun and cooler with a (30%) chance of showers Friday afternoon, mostly cloudy with showers likely (70%) Friday night.
- highs 67-80 cooling to 69 Friday lows 42-46.
- Mostly cloudy with a good (50%) chance of AM showers, a mix of clouds and sun and cooler with a good (50%) chance of showers Saturday afternoon, partly cloudy with a good (50%) chance of rain Saturday night,
- Mostly sunny and a bit warmer Sunday, mostly clear at night,
- Mostly sunny Monday, partly cloudy Monday night,
- Then mostly sunny Tuesday.
- highs 60-68 lows 45-40 warming back to 42 Monday night. (seasonal averages high 65 low 42).
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HOME WOOD HEATING ADVISORY:
The Eugene & Springfield: GREEN– Fireplace and wood stove used is allowed. Protect air quality by not heating with wood when possible.
Oakridge And Westfir: GREEN– Fireplace and wood stove used is allowed. Protect air quality by not heating with wood when possible.
The use of pellet stoves is always allowed.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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Forecast for the Umpqua Valley including Roseburg:
- Some AM clouds, sunny and a bit warmer this afternoon, clear tonight,
- Sunny and warmer Thursday, clear at night,
- AM sun, mostly cloudy and cooler with a (30%) chance of rain Friday afternoon, then rain likely (70%) late Friday night.
- highs 72-84 cooling to 73 Friday lows 44-48.
- Mostly cloudy and much cooler with a good (50%) chance of rain Saturday, a slight (20%) chance of evening rain, just partly cloudy late Saturday night,
- Mostly cloudy start, partly cloudy and a bit warmer Sunday afternoon, mostly clear at night,
- Mostly sunny and a bit warmer Monday, mostly clear Monday night,
- Mostly cloudy start, then partly cloudy and a bit warmer Tuesday afternoon.
- highs 59-72 lows 43-46. (seasonal averages high 67 low 45).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Some AM clouds with patchy fog, sunny and a bit warmer this afternoon, mostly clear tonight,
- Sunny and a bit warmer Thursday, mostly clear in the evening, partly cloudy with patchy fog at night,
- Mostly cloudy and a bit cooler with a (40%) chance of rain Friday afternoon, then rain likely (70%) Friday night.
- highs 62-66 cooling back to 62 Friday lows 42-44.
- Mostly cloudy and a bit cooler with a (40%) chance of rain Saturday, partly cloudy with a slight (20%) chance of rain Saturday night,
- Partly cloudy and a bit warmer Sunday, mostly clear with patchy fog late at night,
- Partly cloudy and a bit warmer Monday, partly cloudy Monday night,
- Mostly cloudy start, then partly cloudy Tuesday afternoon.
- highs 57-62 lows 42-45.
- (seasonal averages high 58 low 46). _______________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny and warmer today, clear tonight,
- Sunny and warmer Thursday, clear at night,
- AM clouds and sun with a good (50%) chance of showers, mostly cloudy and a bit cooler with showers Friday afternoon, then rain and snow showers Friday night.
- free air freezing level 9,000 ft. rising to 10,000 ft. this afternoon, 11,000 ft. rising to 12,000 ft. late tonight, 12,000 ft. rising to 13,000 ft. Thursday, 12,000 ft. Thursday night, snow level above 8,000 ft. Friday, then 6,500 ft. Friday night.
- highs 60-72 cooling to 64 Friday lows 37-42 cooling to 34 Friday night.
- Mostly cloudy with rain and snow showers likely (70%) and much cooler Saturday, mostly cloudy with a slight (20%) chance of rain and snow showers Saturday night,
- A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain and snow showers Sunday, partly cloudy in the evening, clear late at night,
- Sunny and a bit warmer Monday, partly cloudy with a slight (20%) chance of showers Monday night,
- Then mostly sunny and a bit warmer Tuesday.
- snow level 4,500 ft. Saturday, 4,000 ft. Saturday night, 4,000 ft. Sunday, free air freezing level 8,000 Sunday night, 11,000 ft. Monday, snow level 7,000 ft. Monday night, then free air freezing level 9,000 ft.Tuesday.
- highs 40-58 lows 34-29 warming to 35 Monday night.