An Upper Level High Pressure Ridge (“Arch” shape) Known as a “Omega Block” is keeping our weather pattern stuck for a while. The graphics for days 1-3 show the next cold front that will move in today. Sorry Mom. The graphics for days 3-7 Wednesday through Sunday show complex frontal systems approaching the Pacific Northwest Wednesday and Friday.
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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:
- Mostly cloudy and a bit cooler with a good (50%) chance of showers and a slight (20%) chance of thunderstorms (under 0.10 in. of rain possible) this afternoon (Mother’s Day), rain tonight (0.25 in. of rain possible),
- Mostly cloudy with AM rain, a bit cooler with showers and a slight (2o%) chance of thunderstorms Monday afternoon (0.10 in. of rain possible), a good (50%) chance of evening showers and a slight (20%), partly cloudy with a good (50%) chance of showers late at night (under 0.10 in. of rain possible),
- Mostly cloudy with a (40%) chance of AM showers, partly cloudy and a bit warmer with a (40%) chance of showers Tuesday afternoon, then just mostly cloudy Tuesday night.
- highs 63-60 warming to 64 Tuesday lows 47-44 warming to 46 Tuesday night.
- AM clouds with a slight (20%) chance of AM showers, partly cloudy and a bit cooler with a slight (20%) chance of showers Wednesday afternoon, partly cloudy Wednesday night,
- A mix of clouds and sun and a bit warmer Thursday, mostly cloudy at night,
- A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain Friday, mostly cloudy with a slight (20%) chance of rain Friday night,
- Then a mix of clouds and sun and a bit cooler with a slight (20%) chance of rain Saturday.
- highs 63-68 cooling to 66 Saturday lows 42-47. (seasonal averages high 67 low 43).
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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 (30%) chance of showers and cooler today (Mother’s Day), rain tonight (0.10 in. of rain possible),
- Mostly cloudy with AM showers, a bit cooler with showers and a slight (20%) chance of thunderstorms Monday afternoon (0.25 in. of rain possible), mostly cloudy with a good (50%) chance of evening showers (under 0.10 in. of rain possible), just mostly cloudy late at night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of showers Tuesday, then just mostly cloudy Tuesday night.
- highs 68-62 warming to 64 Tuesday lows 48-46.
- Mostly cloudy and a bit warmer Wednesday, partly cloudy Wednesday night,
- Mostly cloudy and a bit warmer Thursday and at night,
- Mostly cloudy and a bit warmer Friday, mostly cloudy Friday night,
- Mostly cloudy with a slight (20%) chance of AM showers, then partly cloudy Saturday afternoon.
- highs 65-74 lows 46-49 (seasonal averages high 70 low 47).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy with a (40%) chance of showers (under 0.10 in. of rain possible) and a bit cooler today (Mother’s Day), evening coastal showers with a slight (20%) chance of thunderstorms and coastal rain with a slight (20%) chance of thunderstorms late tonight while inland rain tonight (0.25 in. of rain possible),
- Mostly cloudy with AM showers, showers coastal showers likely (70%) Monday afternoon while inland showers and a slight (20%) chance of afternoon thunderstorms (0.10 in. of rain possible), partly cloudy with a (30%) chance of evening coastal showers and just mostly cloudy late at night while mostly cloudy with a (40%) chance of inland evening showers and just mostly cloudy late at night,
- Mostly cloudy and a bit warmer Tuesday, then mostly cloudy Tuesday night.
- highs 62-59 warming back to 62 Tuesday lows near 45.
- Mostly cloudy Wednesday and in the evening, partly cloudy late Wednesday night,
- Mostly cloudy Thursday and at night,
- Mostly cloudy Friday and Friday night,
- Mostly cloudy start, then partly cloudy Saturday afternoon.
- highs 62-65 lows 42-47.
- (seasonal averages high 60 low 47). _______________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy and cooler with rain and a (40%) chance of snow (0.10 in. of rain possible, snow possibly heavy at times, no snow accumulation expected) this afternoon (Mother’s Day), mostly cloudy with snow and rain tonight (0.50 in. of rain possible, 1-3 in. of rain possible),
- Mostly cloudy with AM rain and and snow, a bit cooler with rain showers and snow showers with a slight (20%) chance of thunderstorms Monday afternoon and evening, a good (50%) chance of rain and snow showers late at night,
- Mostly cloudy and a bit cooler with a good (50%) chance of rain and snow showers Tuesday, then a good (50%) chance of rain showers Tuesday night.
- snow level 5,500 ft. today, 4,500 ft. tonight and Monday, 5,000 ft. Monday night, and Tuesday, then 5,500 ft. Tuesday night.
- highs 49-42 warming to 44 Tuesday night lows 33-35.
- Partly cloudy with a slight (20%) chance of AM showers, partly cloudy with a slight (20%) chance of showers and a bit warmer Wednesday afternoon, just mostly cloudy Wednesday night,
- Mostly sunny and a bit warmer Thursday, partly cloudy with a slight (20%) chance of showers at night,
- A mix of clouds and sun with a slight (20%) chance of rain Friday, mostly cloudy with a (40%) chance of rain Friday night,
- Then a mix of clouds and sun with a (40%) chance of rain Saturday.
- snow level 5,500 ft. Wednesday, free air freezing level 7,000 ft. Wednesday night, 9,000 ft. Thursday, snow level 6,500 ft. Thursday night, 7,000 ft. Friday and Friday night, then 6,500 ft. Saturday.
- highs 46-55 cooling to 52 Saturday lows 32-37.