Check out my latest Eugene Daily News Weather Or Not column:
http://eugenedailynews.com/2017/12/promise-promise-not-awh-forget/
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Here is my weekly weather quiz question. What are “Convective Clouds?” The first person to post the correct answer as a comment on this page will win a week of free personalized weather forecasts tailored to your needs. Good luck.
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Upper Level High Pressure (Shaded “Arch” shape with blue arrows) weakens its hold on us allowing a series of storms to move our way. The graphics for days 1-3 show the frontal system that is moving through today and tonight. The graphics for days 3-7 show the next frontal systems heading our way Monday through next Friday.
NOTE: Hoodoo Ski Area Nordic Ski Trails Are Open for Free from 9 am-9pm through January 6th and Mt. Ashland Ski area is having a special event this today – check their website for details. Not enough snow yet at Willamette Pass Ski Area to open.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 50 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 43 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 56 in the Moderate category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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Home Wood Heating Advisory:
(Posted Daily)
Eugene-Springfield: YELLOW – Caution is Advised.
Oakridge: YELLOW – Caution is Advised.
*Note: Pellet stoves may be used anytime if they produce no visible emissions.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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Advisories:
- A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 10 PM TONIGHT FOR THE UPPER HOOD RIVER VALLEY.
- A WIND ADVISORY IS IN EFFECT UNTIL 10 PM TODAY FOR CENTRAL AND EASTERN LAKE COUNTY.
- 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 much warmer with showers this afternoon (0.10 in. of rain possible) and breezy (Wind: S 15-30 mph), showers tonight (0.10 in. of rain possible),
- Mostly cloudy with a slight (20%) chance of showers Saturday AM, just mostly cloudy and a bit cooler in the afternoon showers, partly cloudy in the evening, mostly cloudy with areas of fog late Saturday night and Sunday AM, mostly cloudy and a bit warmer with a slight (20%) chance of rain in the afternoon, then a good (50%) chance of rain Sunday night.
- highs 52-46 lows 38-34.
- A mix of clouds and sun with a slight (20%) chance of rain and a bit warmer Monday afternoon, becoming cloudy with a (40%) chance of showers at night,
- Cloudy and a bit cooler with a (40%) chance of showers Tuesday, mostly cloudy with a good (50%) chance of rain Tuesday night,
- Cloudy with a good (50%) chance of rain Wednesday and Thursday, mostly cloudy with a slight (20%) chance of rain Wednesday night.
- highs 47-50 lows 38-35. (seasonal averages high 46 low 34)
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Forecast for Roseburg:
- Cloudy with rain likely (70%) and a bit cooler this afternoon (under 0.10 in. of rain possible), mostly cloudy with evening showers likely (60%), a (40%) chance of showers late tonight (0.10 in. of rain possible),
- Mostly cloudy with a slight (20%) chance of AM showers, just mostly cloudy and a bit cooler Saturday afternoon and at night with areas of fog late Saturday night and Sunday AM, just mostly cloudy in the afternoon, then mostly cloudy with a slight (20%) chance of rain Sunday night.
- highs 54-48 lows 40-38.
- Mostly cloudy with a slight (20%) chance of rain and a bit warmer Monday, cloudy with a (30%) chance of rain at night,
- Cloudy with a (40%) chance of rain and a bit warmer Tuesday, mostly cloudy with a (30%) chance of showers Tuesday night and Wednesday, a slight (20%) chance of rain Wednesday night,
- Then mostly cloudy and a bit cooler with a (30%) chance of rain Thursday.
- highs 49-47 warming back to 49 Thursday lows 40-38. (seasonal averages high 49 low 36)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Cloudy with a good (50%) chance of rain this afternoon (under 0.10 in. of rain possible), cloudy with a (40%) chance of evening showers, showers likely (60%) late tonight (0.25 in. of rain possible),
- Mostly cloudy with a slight (20%) chance of AM showers, just mostly cloudy and a bit cooler Saturday afternoon and at night with patchy fog late,
- Areas of AM fog, mostly cloudy with a slight (20%) chance of coastal rain Sunday afternoon, then a slight (20%) chance of rain at night.
- highs 56-53 lows 44-42.
- Mostly cloudy and a bit warmer with a slight (20%) chance of rain Monday, rain likely (70%) at night,
- Cloudy with a good (50%) chance of rain Tuesday, mostly cloudy with a (40%) chance of showers Tuesday night,
- A slight (20%) chance of showers Wednesday and at night,
- Then mostly cloudy and a bit warmer with a good (50%) chance of rain Thursday.
- highs 55-53 warming back to 55 Thursday lows 43-40. (seasonal averages high 51 low 40)
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Forecast for the Cascades in Lane County:
- Mostly cloudy with showers and a bit warmer this afternoon (0.25 in. of rain possible), rain and snow showers and colder tonight (0.25 in. of rain possible, 2 in. of snow possible),
- Mostly cloudy with AM rain and snow showers likely (70%), a slight (20%) chance of rain and snow showers and a bit cooler Saturday afternoon, just partly cloudy at night,
- A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain and snow Sunday afternoon, a (30%) chance of evening rain and snow, then a slight (20%) chance of rain and snow late Sunday night.
- snow level 7,000 ft. today, 4,500 ft. late tonight, 3,500 ft. Saturday, free air freezing level 5,000 ft. rising to 9,000 ft. Saturday night, snow level 3,500 ft. Sunday, then 4,000 ft. Sunday night.
- highs 42-36 warming to 40 Sunday lows near 28.
- Mostly cloudy and a bit warmer with a slight (20%) chance of rain and snow Monday, cloudy with a (40%) chance of rain Monday night,
- Cloudy with a good (50%) chance of showers Tuesday, rain and snow likely (60%) Tuesday night and Wednesday, mostly cloudy with a (40%) chance or rain and snow Wednesday night,
- Then cloudy with a (40%) chance of rain and snow Thursday.
- snow level 5,000 ft. Monday afternoon, 6,000 ft. Monday night and Tuesday, 4,500 ft. Tuesday night, 3,500 ft. Wednesday and Wednesday night, then 5,000 ft. Thursday.
- highs near 40 lows 32-28 warming to 30 Wednesday night.
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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.
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Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.
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