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 complex frontal system sliding 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:
- Clear tonight,
- Sunny and a bit warmer Wednesday, clear Wednesday night,
- Sunny and a bit cooler Thursday, becoming mostly cloudy with a good (50%) chance of showers at night,
- Mostly cloudy with showers likely and cooler Friday, a good (50%) chance of showers Friday night.
- lows 37-47 cooling to 45 Friday night highs 70-58.
- Mostly cloudy and a bit warmer with showers likely (70%) Saturday, a good (50%) chance of showers late Saturday night,
- AM clouds, a mix of clouds and sun and a bit warmer with a (30%) chance of showers Sunday, mostly cloudy in the evening, partly cloudy late at night,
- Mostly sunny and a bit warmer Monday, partly cloudy Monday night,
- Then mostly sunny and a bit warmer with a (30%) chance of showers Tuesday.
- highs 57-68 lows 42-44. (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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Saturday April 26th
Oregon Ducks Spring Game at Autzen Stadium: Game Time: 5:05 pm – Weather Forecast: Mostly cloudy 56 degrees, 50% chance of showers, cooling as the game progresses
Oregon State Beavers Spring Game at Reser Stadium: Game Time: Noon – Weather Forecast: Mostly cloudy 54 degrees, showers likely, warming to 57 as the game progresses.
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Forecast for the Umpqua Valley including Roseburg:
- Clear with areas of frost late tonight,
- Sunny and a bit warmer Wednesday, clear Wednesday night,
- Partly cloudy Thursday, mostly cloudy with a good (50%) of showers at night,
- Mostly cloudy with AM showers and cooler with showers Friday afternoon, then showers likely (70%) and cooler Friday night.
- lows 40-48 cooling to 45 Friday night highs 72-59.
- Mostly cloudy and cooler with showers likely (70%) Saturday, a (30%) chance of showers Saturday night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of showers Sunday, partly cloudy at night,
- Partly cloudy and a bit warmer Monday, partly cloudy Monday night,
- Then partly cloudy and a bit warmer with a slight (20%) chance of showers Tuesday.
- highs 57-70 lows 43-45. (seasonal averages high 65 low 43).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly clear with patchy inland fog late tonight,
- Sunny and a bit warmer Wednesday, mostly clear in the evening, partly cloudy late at night with patchy inland fog late Wednesday night,
- Patchy AM fog, mostly cloudy and a bit cooler Thursday afternoon, mostly cloudy with a good (50%) chance of showers at night,
- Mostly cloudy and a bit cooler with showers likely (70%) Friday, then a good (50%) chance of showers Friday night.
- lows 40-44 highs 62-56.
- Mostly cloudy with AM showers likely (70%), a (40%) chance of showers Saturday, a (30%) chance of showers Saturday night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of showers Sunday, just partly cloudy at night,
- Partly cloudy and a bit warmer Monday, partly cloudy with a slight (20%) chance of showers late Monday night,
- Then mostly cloudy with a (30%) chance of showers Tuesday.
- highs 56-62 lows 43-40 warming to 43 Monday night.
- (seasonal averages high 57 low 45). _______________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Clear tonight,
- Sunny and a bit warmer Wednesday, clear Wednesday night,
- Mostly sunny and a bit warmer with a slight (20%) chance of showers Thursday afternoon, mostly cloudy with showers likely (70%) at night,
- Mostly cloudy and much cooler with showers Friday, rain and snow showers likely (70%) Friday night.
- free air freezing level 4,500 ft. rising to 7,000 ft. late tonight, 7,000 ft. rising to 7,500 ft. Wednesday afternoon, 8,000 ft. rising to 9,000 ft. late Wednesday night, snow level 5,500 ft. Thursday, 6,000 ft. Thursday night, 5,500 ft. Friday, then 5,000 ft. Friday night.
- lows 30-35 highs 56-59 cooling to 43 Friday.
- Mostly cloudy and a bit cooler with rain and snow showers Saturday, a (40%) chance of rain and snow showers Saturday night,
- Mostly cloudy with a (40%) chance of AM rain and snow showers, a mix of clouds and sun and a bit warmer with a (40%) chance of rain and snow showers Sunday afternoon, mostly cloudy with a (40%) chance of rain showers and a slight (20%) chance of snow showers at night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of showers Monday, partly cloudy with a slight (20%) chance of showers Monday night,
- Then mostly sunny and a bit warmer with a good (50%) chance of showers Tuesday.
- snow level 4,500 ft. Saturday and Saturday night, 4,000 ft. Sunday, 5,000 ft. Sunday night, 5,500 ft. Monday, then 7,000 ft. Monday night and Tuesday.
- highs 38-54 lows 30-32.
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