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 Tuesday through next Saturday.
NOTE: Hoodoo Ski Area Nordic Ski Trails Are Open for Free from 9 am-9pm through January 6th and Mt. Ashland Ski area had a special event today, their Mid-Winter Jam – Not enough snow yet at Willamette Pass Ski Area to open. Check their websites for details.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 25 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 20 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 7 in the Good 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 7 PM TONIGHT 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:
- Cloudy with 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, partly cloudy in the evening, mostly cloudy with areas of fog late Saturday night and Sunday AM, mostly cloudy and a bit cooler with a slight (20%) chance of rain in the afternoon (under 0.10 in. of rain possible), a good (50%) chance of rain Sunday night (under 0.10 in. of rain possible),
- Mostly cloudy with a slight (20%) chance of rain and a bit warmer Monday afternoon, then becoming cloudy with rain likely (70%) at night.
- lows 37-35 warming back to 37 Monday night highs 48-46.
- Mostly cloudy and a bit warmer with showers likely (70%) Tuesday, a good (50%) chance of showers Tuesday night,
- Mostly cloudy with rain likely (70%) Wednesday, a (30%) chance of rain at night,
- Cloudy and a bit warmer with a good (50%) chance of rain Thursday, showers likely (70%) Thursday night,
- Then mostly cloudy with a (40%) chance of showers Friday.
- highs 49-52 lows 35-38. (seasonal averages high 46 low 34)
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Forecast for Roseburg:
- Mostly cloudy with evening showers, a (40%) chance of showers with patchy fog late tonight (under 0.10 in. of rain possible),
- Mostly cloudy with areas of fog and a (30%) 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, mostly cloudy with a slight (20%) chance of rain Sunday night,
- Mostly cloudy with a (40%) chance of rain and a bit warmer Monday, then rain likely (70%) at night.
- lows 42-38 warming back to 42 Monday night highs 50-48.
- Mostly cloudy with rain likely (70%) and a bit warmer Tuesday, a (40%) chance of showers Tuesday night,
- Cloudy with a good (50%) chance of rain Wednesday, mostly cloudy with a (30%) chance of rain Wednesday night,
- Cloudy and a bit cooler with a (40%) chance of showers Thursday, cloudy with a (30%) chance of rain Thursday night,
- Then mostly cloudy with a slight (20%) chance of rain Friday.
- highs 49-52 lows 38-42. (seasonal averages high 49 low 36)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Cloudy with coastal evening showers, showers likely (60%) tonight while inland evening showers and inland showers likely (70%) late tonight (0.25 in. of rain possible),
- Mostly cloudy with a (30%) chance of showers Saturday AM, just mostly cloudy and a bit cooler in the afternoon (under 0.10 in. of rain possible) and Saturday night with patchy fog late at night,
- Mostly cloudy with a slight (20%) chance of rain Sunday afternoon (under 0.10 in. of rain possible) and at night,
- Mostly cloudy with a slight (20%) chance of rain Monday, then rain likely (70%) Monday night.
- lows 43-40 warming back to 43 Monday night highs near 53.
- Cloudy with a good (50%) chance of rain Tuesday, mostly cloudy with a (40%) chance of showers Tuesday night,
- Cloudy and a bit warmer with a good (50%) chance of rain Wednesday, mostly cloudy with a (30%) chance of rain at night,
- Cloudy and a bit warmer with a good (50%) chance of showers Thursday, a (30%) chance of rain Thursday night,
- Then mostly cloudy with a (30%) chance of rain and a bit warmer Friday.
- highs 53-57 lows 40-44. (seasonal averages high 51 low 40)
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Forecast for the Cascades in Lane County:
- Mostly cloudy with 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 (0.10 in. of rain possible), just partly cloudy at night,
- Increasing clouds and a bit warmer with a slight (20%) chance of rain and snow Sunday afternoon, a (30%) chance of evening rain and snow, a slight (20%) chance of rain and snow late Sunday night,
- Mostly cloudy with a slight (20%) chance of rain and snow Monday afternoon, then rain likely (70%) at night.
- snow level 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, 4,000 ft. Sunday night, 5,000 ft. Monday afternoon,then 7,000 ft. Monday night.
- lows near 28 highs 36-40.
- Cloudy and a bit cooler with a good (50%) chance of showers Tuesday, rain and snow showers likely (60%) Tuesday night and Wednesday (a bit cooler), mostly cloudy with a (40%) chance or rain and snow Wednesday night,
- Cloudy and a bit warmer with a good (50%) chance of rain and snow Thursday, showers likely (70%) at night,
- Then mostly cloudy with (40%) chance of showers and a bit warmer Friday.
- snow level 6,000 ft. Tuesday, 4,500 ft. Tuesday night, 3,500 ft. Wednesday, 5,000 ft. Wednesday night, then 6,000 ft. Thursday through Friday.
- 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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