An Upper Level High Pressure Ridge (“Arch” shape) will be replacing a short-lived Upper Level Low Pressure Trough (“U shape”) that helped cool our temperatures. Now we start to warm up a bit. The graphics for days 1-3 show no fronts pushing into the Pacific Northwest. The graphics for days 3-7 Friday through Tuesday show a cold font slides through Friday. Then a frontal system will be approaching the Pacific Northwest next Tuesday.
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ADVISORIES:
- A FREEZE WARNING IS IN EFFECT UNTIL 9 AM THIS MORNING FOR THE UPPER HOOD RIVER VALLEY.
- A FREEZE WATCH IS IN EFFECT THROUGH THIS MORNING FOR THE LOWER COLUMBIA BASIN OF OREGON AND THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON.
- A FROST ADVISORY IS IN EFFECT UNTIL 9 AM TODAY FOR NORTH OREGON COAST RANGE LOWLANDS, CENTRAL OREGON COAST RANGE LOWLANDS, THE NORTH OREGON COAST RANGE, THE CENTRAL OREGON COAST RANGE, THE LOWER COLUMBIA RIVER, TUALATIN VALLEY, OUTER SOUTHEAST PORTLAND METRO, WEST CENTRAL WILLAMETTE VALLEY, EAST CENTRAL WILLAMETTE VALLEY, THE BENTON COUNTY LOWLANDS, THE LINN COUNTY LOWLANDS, THE LANE COUNTY LOWLANDS, WEST COLUMBIA RIVER GORGE OF OREGON ABOVE 500 FT., UPPER HOOD RIVER VALLEY, CLACKAMAS COUNTY CASCADE FOOTHILLS, CASCADE FOOTHILLS OF OF MARION AND LINN COUNTIES, AND THE LANE COUNTY CASCADE FOOTHILLS.
- A FREEZE WARNING IS IN EFFECT UNTIL 9 AM TODAY FOR THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON.
Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Areas of AM frost, sunny and a bit warmer this afternoon, clear tonight,
- Sunny and a bit warmer Wednesday, clear at night,
- Mostly sunny Thursday, becoming mostly cloudy with a good (50%) chance of showers Thursday night.
- highs 63-70 lows 37-45.
- Mostly cloudy with showers likely and cooler Friday, a good (50%) chance of showers Friday night,
- Mostly cloudy and a bit cooler with showers likely (70%) Saturday, mostly cloudy with showers likely (7o%), a good (50%) chance of showers late at night,
- A mix of clouds and sun and a bit warmer with a (40%) chance of showers Sunday, mostly cloudy with a slight (20%) chance of evening showers, partly cloudy with a slight (20%) of showers Sunday night,
- Then mostly sunny and a bit warmer with a slight (20%) of showers Monday.
- highs 59-58 warming to 65 Monday lows 46-42. (seasonal averages high 63 low 41).
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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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Oregon Ducks Spring Game at Autzen Stadium: Game Time: 5:05 pm Saturday April 26th- Forecast: Mostly cloudy 56 degrees, Showers likely.
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Forecast for the Umpqua Valley including Roseburg:
- Patchy AM frost, sunny and a bit warmer this afternoon, clear tonight,
- Sunny and a bit warmer Wednesday, mostly clear at night,
- Partly cloudy Thursday, mostly cloudy with a slight (20%) of evening showers and a slight (20%) chance of thunderstorms, a (40%) chance of showers late Thursday night.
- highs 67-72 lows 42-46.
- Mostly cloudy and cooler with a good (50%) chance of showers Friday, a (30%) chance of showers Friday night,
- Mostly cloudy and a bit cooler with a (40%) chance of showers Saturday, a (30%) chance of showers at night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of showers Sunday, partly cloudy with a slight (20%) chance of showers Sunday night,
- Then partly cloudy and a bit warmer with a slight (20%) of showers Monday.
- highs 62-60 warming to 70 Monday lows 43-42 warming to 44 Sunday night. (seasonal averages high 65 low 43).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Patchy AM coastal fog while patchy inland AM frost, sunny and slightly cooler this afternoon, mostly clear with patchy fog late tonight,
- Patchy AM fog, sunny and a bit warmer Wednesday afternoon, clear in the evening, partly cloudy late at night with patchy coastal fog late while areas of inland fog late at night,
- Patchy AM fog, mostly cloudy and a bit cooler Thursday afternoon, then mostly cloudy with a (30%) chance of showers Thursday night.
- highs 55-62 lows 40-45.
- Mostly cloudy with a (40%) chance of showers Friday, a (30%) chance of showers Friday night,
- Mostly cloudy with a (40%) chance of showers Saturday, a (30%) chance of showers at night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of showers Sunday, a slight (20%) chance of showers Sunday night,
- Mostly cloudy start, then partly cloudy and a bit warmer Monday afternoon.
- highs 59-57 warming to 62 Sunday lows 44-42.
- (seasonal averages high 57 low 45). _______________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Sunny and a bit warmer today, mostly clear tonight,
- Sunny and a bit warmer Wednesday, clear at night,
- Mostly sunny and a bit warmer with a slight (20%) chance of showers Thursday, mostly cloudy with showers likely (70%) Thursday night.
- free air freezing level 4,500 ft. rising to 6,500 ft. this afternoon, 4,500 ft. rising to 7,000 ft. tonight, 6,500 ft. rising to 7,500 ft. Wednesday afternoon, 9,000 ft. Wednesday night, snow level 6,000 ft. Thursday, then 6,500 ft. Thursday night.
- highs 50-60 lows 30-35.
- Mostly cloudy and cooler with rain and snow showers Friday, rain and snow showers likely (70%) Friday night,
- Mostly cloudy and a bit cooler with rain and snow showers likely (70%) Saturday, a good (50%) chance of rain and snow showers at night,
- A mix of clouds and sun and a bit warmer with a good (50%) chance of rain and snow showers Sunday, mostly cloudy with a (40%) chance of rain showers and a slight (20%) chance of snow showers,
- Then a mix of clouds and sun and warmer with a (30%) chance of rain and snow showers Monday.
- snow level 5,500 ft. Friday, 4,500 ft. Friday night, 4,000 ft. Saturday through Sunday, 5,000 ft. Sunday night, then 5,500 ft. Monday.
- highs 45-42 warming to 52 Monday lows 30-29 warming to 32 Sunday night.
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