Feb
16.
An Upper Level Low Pressure Trough (“U” shape) is moving eastward through the Pacific Northwest. The graphics for days 1-3 show the frontal system that will move through Oregon. The graphics for days 3-7 Thursday through Monday show the frontal systems that will be heading our way through the period.
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Air Quality Index
Eugene/Springfield: The Air Quality Index is 21 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 28 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 18 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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ADVISORIES:
- A WINTER STORM WARNING IS IN EFFECT UNTIL 4 PM MONDAY ABOVE 3,500 FT. FOR THE NORTH OREGON CASCADES, THE CASCADES OF MARION AND LINN COUNTIES, AND THE CASCADES OF LANE COUNTY.
- A WINTER STORM WARNING IS IN EFFECT UNTIL 4 PM MONDAY ABOVE 4,000 FT. FOR THE EAST SLOPES OF THE OREGON CASCADES.
- A WINTER STORM WARNING IS IN EFFECT UNTIL 4 PM MONDAY FOR THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS, AND THE SOUTHERN OREGON CASCADES.
- A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 PM MONDAY FOR THE OCHOCO, AND THE JOHN DAY HIGHLANDS..
- A BEACH HAZARDS STATEMENT FOR DANGEROUS SNEAKER WAVES IS IN EFFECT THROUGH MONDAY MORNING FOR THE CLATSOP COUNTY COAST AND THE TILLAMOOK 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.
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Mostly cloudy with rain tonight (0.50 in. of rain possible),
- Mostly cloudy with AM rain, a bit cooler with showers (0.50 in. of rain possible) Monday afternoon (President’s Day), evening showers, a slight (20%) chance showers with patchy fog late Monday night (under 0.10 in. of rain possible),
- Patchy AM fog, mostly cloudy with rain and a bit warmer Tuesday (under 0.10 in. of rain possible), rain at night (0.25 in. of rain possible),
- Mostly cloudy with rain Wednesday, then rain Wednesday night.
- lows 44-40 warming to 46 Tuesday night cooling to 42 Wednesday night highs 50-52.
- Mostly cloudy and a bit warmer with a good (50%) chance of rain Thursday, a slight (20%) chance of rain Thursday night,
- Mostly cloudy with a good (50%) chance of rain and a bit warmer Friday, a good (50%) of rain at night,
- Mostly cloudy with a good (50%) chance of rain and a bit warmer Saturday, rain likely (70%) Saturday night,
- The mostly cloudy with rain likely (70%) and a bit cooler Sunday.
- highs 54-60 cooling to 58 Sunday lows 39-47 (seasonal averages high 52 low 35)
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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 rain tonight,
- Mostly cloudy with rain and cooler Monday (0.10 in. of rain possible), evening showers likely (70%), a slight (20%) chance of showers late Monday night (under 0.10 in. of rain possible),
- Mostly cloudy with a slight (20%) chance of AM rain, rain and a bit warmer Tuesday afternoon (under 0.10 in. of rain possible), rain late at night (0.10 in. of rain possible),
- Mostly cloudy with rain and a bit cooler Wednesday, then a good (50%) chance of late Wednesday night.
- lows 44-42 warming to 47 Tuesday night cooling to 42 Wednesday night highs 49-52 cooling back to 49 Wednesday.
- Mostly cloudy with a slight (20%) chance of AM showers, justly cloudy and a bit warmer Thursday afternoon, partly cloudy Thursday night,
- Partly cloudy and a bit warmer with a slight of (20%) chance of rain Friday afternoon, partly cloudy at night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of rain Saturday, a (30%) chance of rain Saturday night,
- Then mostly cloudy with a (30%) chance of rain Sunday.
- highs 55-62 lows 44-46. (seasonal averages high 54 low 38)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy with rain tonight,
- Mostly cloudy with rain and a bit warmer Monday (0.10 in. of rain possible), a slight (20%) chance of coastal showers tonight while inland evening showers likely (70%) and a slight (20%) chance of inland showers late Monday night (0.10 in. of rain possible),
- Mostly cloudy with a slight (20%) chance of AM coastal rain while inland AM rain likely (70%), rain and a bit warmer Tuesday afternoon (under 0.10 in. of rain possible), rain Tuesday night (0.50 in. of rain possible),
- Mostly cloudy with rain and a bit cooler Wednesday, then a good (50%) chance of showers Wednesday night.
- lows 46-39 highs 52-55 cooling to 53 Wednesday.
- Mostly cloudy with a slight (20%) chance of AM showers, becoming partly cloudy and a bit warmer Thursday afternoon, partly cloudy late Thursday night,
- Mostly cloudy and a bit warmer with a slight (20%) chance of rain Friday afternoon, partly cloudy at night,
- Mostly cloudy with a slight (20%) chance of AM rain, partly cloudy and a bit warmer with a slight (20%) chance of rain Saturday afternoon, mostly cloudy with a good (50%) chance of rain Saturday night,
- Mostly cloudy and a bit cooler with a good (50%) chance of rain Sunday.
- highs 56-60 cooling to 58 Sunday lows 38-44. (seasonal averages high 54 low 41)
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy with rain and snow and freezing rain tonight (1.50 in. of rain possible, 10-16 in. of snow possible, snow possibly heavy at times, a trace of ice accumulation possible),
- Mostly cloudy with AM rain and snow, a bit cooler with rain and snow showers Monday afternoon (1.00 in. of rain possible, 9-15 in. of snow possible, snow possibly heavy at times), evening rain and snow showers, mostly cloudy with a (0%) chance of rain showers and snow showers and freezing rain late Monday night (0.25 in. of rain possible, 1-3 in. of snow possible),
- Mostly cloudy with a (0%) chance of AM rain and snow and freezing rain, mostly cloudy and a bit warmer with rain and snow likely (70%) Tuesday afternoon, evening rain with a slight (20%) chance of snow, rain late at night,
- Mostly cloudy with a rain and snow and a bit cooler Wednesday (snow possibly heavy at times), then mostly cloudy with snow and rain likely (70%) Wednesday night.
- snow level 4,000 ft. tonight, 3,500 ft. Monday, and Monday night, 3,000 ft. rising to 5,000 ft. Tuesday afternoon, 6,000 ft. Tuesday night, 4,500 ft. Wednesday, then 3,500 ft. Wednesday night.
- lows 29-24 warming to 33 Tuesday night cooling to 26 Wednesday night highs 32-37 cooling to 35 Wednesday.
- Mostly cloudy with a (0%) chance of AM rain and snow, a mix of clouds and sun and a bit cooler with a good (50%) chance of rain and snow Thursday afternoon, mostly cloudy with a slight (20%) chance of rain and snow Thursday night,
- A mix of clouds and sun with a good (50%) chance of rain and a slight (20%) chance of snow Friday, a good (50%) chance of rain Friday night,
- A mix of clouds and sun and a bit warmer with a good (50%) chance of rain Saturday, mostly cloudy with a good (50%) chance of rain Saturday night,
- snow level 4,000 ft.Thursday, 4,500 ft. Thursday night, 5,000 ft. Friday, 5,500 ft. Friday night, 6,000 ft. Saturday, then 7,000 ft. Saturday night and Sunday.
- highs 37-43 cooling to 42 Saturday warming to 43 Sunday lows 27-34.