An Upper Level High Pressure Ridge (“Arch” shape) is sitting right over the Pacific Northwest keeping us dry with fog and chilly nights for the Pacific Northwest. The graphics for days 1-3 show a weak frontal system that moved through Thursday. The graphics for days 3-7 Tuesday through Saturday show the no frontal activity through the period but a stationary front snakes along the entire West Coast Sunday through Wednesday, then a cold front will be to our northwest next Saturday.
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ADVISORIES:
- A BEACH HAZARDS STATEMENT IS IN EFFECT FOR DANGEROUS SNEAKER WAVES FROM THIS AFTERNOON THROUGH SUNDAY AFTERNOON FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
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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:
- Mostly sunny and a bit warmer today, as long as the clouds clear out, mostly clear with patchy fog late tonight,
- Sunny Sunday, mostly clear with patchy fog late at night,
- Sunny Monday (Martin Luther King, Jr.Day), partly cloudy in the evening, then mostly cloudy late Monday night.
- highs near 42 lows 25-24 warming to 26 Monday night. .
- A mix of clouds and sun and a bit warmer Tuesday, partly cloudy Tuesday night,
- Mostly sunny Wednesday, partly cloudy at night,
- Mostly sunny and a bit warmer Thursday, mostly cloudy with a good (50%) chance of rain Thursday night,
- Then mostly cloudy with rain likely (70%) Friday.
- highs 45-46 lows 29-32 (seasonal averages high 48 low 35)
HOME WOOD HEATING ADVISORY:
Eugene & Springfield: GREEN – The burning of wood in wood stoves and fireplaces is allowed.
Oakridge And Westfir: GREEN – The burning of wood in wood stoves and fireplaces is allowed.
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 with widespread AM freezing fog, sunny and a bit cooler this afternoon, mostly clear this evening, partly cloudy with patchy freezing fog late tonight,
- Patchy AM freezing fog, sunny and a bit cooler Sunday afternoon, clear in the evening, partly cloudy with patchy freezing fog late at night,
- Patchy AM freezing fog, sunny and a bit warmer Monday afternoon (Martin Luther King, Jr.Day), then partly cloudy Monday night.
- highs 40-48 lows 28-27 warming to 30 Monday night.
- Partly cloudy and a bit warmer Tuesday, partly cloudy Tuesday night,
- Partly cloudy and a bit warmer Wednesday, partly cloudy at night,
- Partly cloudy and a bit warmer Thursday and in the evening, mostly cloudy with a slight (20%) chance of rain late Thursday night,
- Then mostly cloudy and a bit cooler with a (40%) chance of rain Friday.
- highs 49-52 cooling to 49 Friday lows 32-35. (seasonal averages high 50 low 37)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Widespread AM frost, sunny and a bit warmer this afternoon, mostly clear with widespread frost tonight,
- Widespread AM frost, sunny Sunday afternoon, clear with widespread frost Sunday night with inland patchy freezing fog late at night,
- Widespread AM frost, sunny and a bit warmer Monday (Martin Luther King, Jr.Day), then partly cloudy Monday night.
- highs 40-48 lows 28-32.
- Partly cloudy Tuesday and Tuesday night,
- Partly cloudy and a bit warmer Wednesday, mostly clear Wednesday night,
- Partly cloudy start, partly cloudy and a bit warmer Thursday, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of rain late Thursday night,
- Then mostly cloudy with a good (50%) chance of rain Friday.
- highs 53-58 lows 32-35. (seasonal averages high 54 low 41)
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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 Sunday, clear at night,
- Sunny and a bit cooler Monday (Martin Luther King, Jr.Day), mostly clear in the evening, then partly cloudy Monday night.
- free air freezing level 5,500 ft. rising to 6,500 ft. this afternoon, 6,000 ft. falling to 4,500 ft. late tonight, 5,500 ft. Sunday afternoon, 4,500 ft. Sunday night, 6,000 ft. Monday, then 8,000 ft. Monday night.
- highs 34-37 cooling back to 34 Monday low 19-14 warming to 22 Monday night.
- Mostly sunny and a bit warmer Tuesday, partly cloudy in the evening, mostly clear late Tuesday night,
- Sunny and a bit warmer Wednesday, partly cloudy in the evening, mostly clear Wednesday night,
- Mostly sunny and a bit warmer Thursday, partly cloudy with a good (50%) chance of evening rain and snow, mostly cloudy with a good (50%) chance of rain and snow late Thursday night,
- Then mostly cloudy and a bit cooler with snow and rain likely (70%) Friday.
- free air freezing level 8000 ft. Tuesday, 7,000 ft Tuesday night, 9,000 ft. Wednesday, 10,000 ft. Wednesday night, 11,000 ft. Thursday, snow level 5,500 ft. Thursday night, then 4,000 ft. Friday.
- highs 40-43 cooling to 38 Friday lows 24-27.