The Upper Level Low Pressure Trough (“U” shape) is moving away from us to be replaced by an Upper Level High Pressure Ridge which means an end to the rain and increasing sunshine. The graphics for days 1-3 show no frontal systems moving through or into the Pacific Northwest through the period. The graphics for days 3-7 Sunday through Thursday show the parade of frontal systems that will move over the Pacific Northwest through the period. __________
ADVISORIES:.
- A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 9 AM THURSDAY FOR CENTRAL AND EASTERN LAKE COUNTY.
- A FLOOD WARNING IS IN EFFECT DUE TO A DAM FLOOD GATE RELEASE UNTIL FURTHER NOTICE FOR THE MALHEUR RIVER NEAR VALE AFFECTING MALHEUR COUNTY.
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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:
- Patchy AM fog, mostly sunny today, mostly clear with patchy fog late tonight,
- Patchy AM fog, mostly sunny and a bit warmer Friday, partly cloudy at night,
- Mostly sunny and a bit warmer Saturday, partly cloudy in the evening, then mostly cloudy late Saturday night (Spring Forward 1 hr. at bedtime).
- highs 55-62 lows 34-37.
- Mostly cloudy start, a mix of clouds and sun Sunday afternoon (Daylight Saving Time begins 2 AM), mostly cloudy with a slight (20%) of rain Sunday night,
- A mix of clouds and sun and a bit cooler with a good (50%) chance of rain Monday, mostly cloudy with a good (50%) chance of rain at night,
- Mostly cloudy and a bit cooler with rain Tuesday, rain Tuesday night,
- Then mostly cloudy with rain Wednesday.
- highs 62-52 lows near 39 (seasonal averages high 55 low 36.
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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:
- Mostly cloudy with a slight (20%) chance of AM rain and snow showers (snow level 2,000 ft), just partly cloudy this afternoon just partly cloudy tonight,
- Partly cloudy start, sunny and a bit warmer Friday, mostly clear at night,
- Partly cloudy and a bit warmer Saturday, then partly cloudy Saturday night (Spring Forward 1 hr. at bedtime).
- lows 39-35 warming back to 39 Saturday night highs 53-64.
- Partly cloudy Sunday (Daylight Saving Time begins 2 AM), mostly cloudy in the evening, partly cloudy with a slight (20%) chance of rain late Sunday night,
- Mostly cloudy with a (20%) chance of rain and a bit cooler Monday, a (40%) chance of rain late at night,
- Mostly cloudy with AM rain and snow likely (70%), rain and a bit cooler Tuesday afternoon,
- Then mostly cloudy and cooler with rain and snow Wednesday.
- highs 64-52 lows 42-40. (seasonal averages high 57 low 39)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Partly cloudy with a slight (20%) chance of AM coastal showers while mostly cloudy with a slight (20%) chance of AM inland showers, just partly cloudy this afternoon (under 0.10 in. of rain possible), mostly cloudy tonight,
- Some AM clouds, sunny and a bit warmer Friday, partly cloudy at night,
- Partly cloudy and a bit warmer Saturday, partly cloudy Saturday night (Spring Forward 1 hr. at bedtime).
- highs 54-60 lows 36-39.
- Mostly cloudy Sunday (Daylight Saving Time begins 2AM), mostly cloudy with a slight (20%) chance of rain late Sunday night,
- Partly cloudy with a (40%) chance of AM rain, mostly cloudy and a bit cooler Monday with a good (50%) chance of rain, a good (50%) chance of rain at night,
- Mostly cloudy and a bit cooler with rain likely (70%) Tuesday, rain and breezy Tuesday night,
- Then rain and breezy and a bit cooler Wednesday.
- highs 60-52 lows 40-38 (seasonal averages high 55 low 41)
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- A mix of clouds and sun with a good (50%) chance of snow showers and a bit warmer and a slight (20%) chance of rain showers this afternoon, mostly cloudy with a (30%) chance of evening snow showers and a slight (20%) chance of rain showers, just partly cloudy late tonight,
- Mostly sunny and a bit warmer Friday, mostly clear in the evening, partly cloudy late at night,
- Mostly sunny and a bit warmer Saturday, then partly cloudy Saturday night (Spring Forward 1 hr. at bedtime).
- snow level 2,500 ft. this afternoon and tonight, free air freezing level 5,000 ft. Friday afternoon, 7,000 ft. Friday night, then 9,000 ft. Saturday and Saturday night.
- highs 36-50 lows 24-22 warming to 27 Saturday night.
- Mostly sunny and a bit cooler Sunday (Daylight Saving Time begins 2AM), mostly cloudy with a slight (20%) chance of rain and snow Sunday night,
- A mix of clouds and sun and a bit cooler with a good (50%) chance of rain and snow Monday, rain and snow likely (70%) at night,
- Mostly cloudy and a bit cooler with snow and rain Tuesday, snow and rain Tuesday night,
- Then mostly cloudy with snow with rain likely (70%)Wednesday.
- free air freezing level 8,000 ft. Sunday, snow level 5,000 ft. Sunday night, 4,500 ft. Monday, 4,000 ft. Monday night, 3,500 ft. Tuesday and Tuesday night, then 3,000 ft. Wednesday.
- highs 50-34 lows near 26-29 cooling to 27 Monday night.