Feb
12.
Here is my new weekly weather quiz question. What is the “Photosphere?”
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An Upper Level High Pressure Ridge will help clear out the rain for a short while. The graphics for days 1-3 show a new frontal system will move through Oregon Wednesday bringing rain for Valentine’s Day. The graphics for days 3-7 Friday through Tuesday show active weather with complex frontal systems approaching the Pacific Northwest.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 49 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 35 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 70 in the Moderate category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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ADVISORIES:
- A DENSE FOG ADVISORY IS IN EFFECT UNTIL 10 AM TODAY FOR THE CENTRAL WILLAMETTE VALLEY AND THE SOUTH WILLAMETTE VALLEY.
- A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 PM WEDNESDAY FOR THE SOUTH CENTRAL OREGON CASCADES, THE SISKIYOU MOUNTAINS , AND THE SOUTHERN OREGON CASCADES.
- A WINTER WEATHER ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 PM WEDNESDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
- A WINTER STORM WATCH IS IN EFFECT FROM EARLY WEDNESDAY MORNING, THROUGH THURSDAY EVENING FOR THE WESTERN COLUMBIA RIVER GORGE.
- A WINTER STORM WATCH IS IN EFFECT FOR FROM EARLY WEDNESDAY MORNING THROUGH THURSDAY EVENING FOR THE UPPER HOOD RIVER VALLEY.
- A WINTER STORM WATCH IS IN EFFECT FROM EARLY WEDNESDAY MORNING THROUGH THURSDAY EVENING ABOVE 2,500 FT. FOR THE NORTHERN OREGON CASCADES.
- A WINTER STORM WATCH IS IN EFFECT FROM EARLY WEDNESDAY MORNING THROUGH THURSDAY EVENING ABOVE 3,500 FT. FOR THE CASCADES IN LANE COUNTY.
- A WINTER STORM WATCH IS IN EFFECT FROM LATE TONIGHT THROUGH THURSDAY EVENING FOR THE EAST SLOPES OF THE OREGON CASCADES.
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:
- Some AM clouds with areas of frost and Dense fog, a mix of clouds and sun and a bit cooler this afternoon, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a slight (20%) chance of rain with patchy fog tonight (0.10 in. of rain possible),
- Mostly cloudy with patchy AM fog, rain (0.25 in. of rain possible) Wednesday (Valentine’s Day), rain at night (0.50 in. of rain possible),
- Mostly cloudy and a bit cooler with rain Thursday, then a good (50%) chance of rain Thursday night.
- highs 50-48 lows 37-42 cooling to 40 Thursday night.
- Mostly cloudy and a bit warmer with a good (50%) chance of rain and snow Friday, rain and snow likely (70%) Friday night,
- Mostly cloudy and a bit warmer with rain likely (70%) Saturday, rain likely (70%) at night,
- Mostly cloudy and a bit warmer with a good (50%) chance of rain Sunday and Sunday night,
- Then mostly cloudy with a good (50%) chance of rain Monday (President’s Day).
- highs 52-54 lows 42-40 (seasonal averages high 51 low 35)
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Home Wood Heating Advisory:
Eugene-Springfield: GREEN- Burning wood in wood stoves or fireplaces is allowed.
Oakridge: GREEN- Burning wood in wood stoves or fireplaces is allowed.
*Pellet stoves can be used anytime since they don’t produce the particulate smoke.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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Forecast for the Umpqua Valley including Roseburg:
- Mostly cloudy with patchy AM fog, partly cloudy and a bit cooler with a slight (20%) chance of rain this afternoon, mostly cloudy with a (40%) chance of rain tonight (0.10 in. of rain possible),
- Mostly cloudy and a bit cooler with rain (0.25 in. of rain possible) Wednesday (Valentine’s Day), rain at night (0.25 in. of rain possible),
- Mostly cloudy AM rain, a bit warmer with rain likely (70%) Thursday afternoon, then a (30%) chance of rain Thursday night.
- highs near 53 lows near 42.
- Mostly cloudy with a slight (20%) chance of rain and a bit warmer Friday, a good (50%) chance of evening rain, rain late likely (70%) Friday night,
- Mostly cloudy and a bit warmer with rain Saturday, evening rain likely (70%), a good (50%) chance of rain late at night,
- Mostly cloudy and a bit warmer with a (40%) chance of rain Sunday and in the evening, rain likely (70%) Sunday night,
- Then mostly cloudy with rain likely (70%) Monday (President’s Day).
- highs 58-56 lows 46-43 (seasonal averages high 53 low 37).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly cloudy and a bit warmer with a slight (20%) chance of coastal rain this afternoon while mostly cloudy with a slight (20%) chance of inland rain this afternoon, a good (50%) chance of coastal rain tonight while a slight (20%) of evening inland rain and inland rain late tonight (0.25 in. of rain possible),
- Mostly cloudy with rain (0.75 in. of rain possible) Wednesday (Valentine’s Day) and Wednesday night (0.50 in. of rain possible),
- Mostly cloudy with rain likely (70%) and a bit warmer Thursday, then a (30%) chance of rain Thursday night.
- highs near 56 lows 42-45.
- Mostly cloudy with a good (50%) chance of rain and a bit warmer Friday, cloudy with rain Friday night,
- Mostly cloudy and a bit cooler with rain Saturday, evening rain likely (70%), a good (50%) chance of rain late at night,
- Mostly cloudy with a (40%) chance of rain Sunday, rain likely (70%) Sunday night,
- Then mostly cloudy and a bit cooler with rain likely (70%) Monday (President’s Day).
- highs 62-57 lows 47-44. (seasonal averages high 54 low 41).
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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Partly cloudy and a bit cooler today with a slight (20%) chance of afternoon rain, partly cloudy with a (30%) chance of evening rain and a slight (20%) chance of snow, mostly cloudy with a good (50%) chance of rain and snow late tonight,
- Mostly cloudy with AM rain and snow likely (70%), rain and snow and a bit cooler Wednesday afternoon (Valentine’s Day), mostly cloudy with rain and snow Wednesday night (snow possibly heavy at times late),
- Mostly cloudy with snow and rain and a bit cooler Thursday, then mostly cloudy with a good (50%) chance of rain and snow Thursday night.
- snow level 3,500 ft. today, 4,500 ft. tonight and Wednesday, 3,500 ft. Wednesday night, then 4,000 ft. Thursday and Thursday night.
- highs 39-34 lows 25-30.
- Mostly cloudy and a bit warmer with a good (50%) chance of rain and snow Friday, rain and snow likely (70%) Friday night,
- Mostly cloudy with with rain and snow Saturday, rain and snow likely (70%) at night,
- Mostly cloudy with rain and snow likely (70%) Sunday, snow likely (70%) with a good (50%) chance of rain Sunday night,
- Then mostly cloudy with rain and snow likely (70%) Monday (President’s Day).
- snow level 4,500 ft. Friday, 5,000 ft. Friday night and Saturday, 4,500 ft. Saturday night and Sunday, 5,000 ft. Sunday night, then 4,500 ft. Monday.
- highs near 39 lows 32-29.
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