Here is my weekly weather quiz question What is the “Kelvin Temperature Scale?

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An Upper Level Low Pressure Trough (“U” shape) continues to control the weather of the Pacific Northwest. The graphics for days 1-3 show the complex frontal system that’s moving through Oregon. The graphics for days 3-7 show the complex frontal systems moving our way Friday through next Tuesday.

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Air Quality Index:

Eugene/Springfield: The Air Quality Index is 23 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 5 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 6 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

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ADVISORIES:

• NONE AT THIS TIME.

Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

• Clouds and sun with areas of AM frost and patchy fog, a mix of clouds and sun and a bit warmer with a slight (20%) chance of showers this afternoon, partly cloudy with a slight (20%) chance of showers with patchy fog late tonight,
• Mostly cloudy with a slight (20%) chance of AM showers, a bit cooler with a good (50%) chance of showers Thursday afternoon and evening (under 0.10 in. of rain possible), then a (30%) chance of rain late at night (under 0.10 in. of rain possible),
• Mostly cloudy with a good (50%) chance of  AM rain, rain and a bit cooler Friday afternoon, then rain Friday night Friday night.
• highs 58-50 lows 35-37.
• Mostly cloudy rain Saturday, rain Saturday night,
• Mostly cloudy and a bit cooler with rain Sunday and in the evening, rain late and snow likely (70%) Sunday night,
• Mostly cloudy with AM rain and snow likely (70%), rain and a bit warmer Monday afternoon, evening showers likely (70%), a good (50%) chance of showers late Monday night,
• Then mostly cloudy with showers likely (70%) Tuesday.
• highs 50-47 warming back to 50 Tuesday lows 37-33. (seasonal averages high 58 low 38)

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Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

Oakridge: GREEN– Burning is Allowed.

*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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Eugene-Springfield Pollen Count:

Forecast for the Umpqua Valley including Roseburg:

• Partly cloudy with a slight (20%) chance of AM rain and snow showers, mostly cloudy and a bit warmer with a (30%) chance of showers this (afternoon snow level 1,500 ft. rising to 3,000 ft.), partly cloudy with a slight (20%) chance of evening showers, mostly cloudy with a slight (20%) chance of showers late tonight (under 0.10 in. of rain possible),
• Mostly cloudy with areas of AM fog, a bit cooler with a (40%) chance of showers Thursday afternoon (snow level 3,000 ft.), a good (50%) chance of evening showers, a good (50%) chance of rain and snow showers late Thursday night,
• Mostly cloudy with a good (50%) chance of AM rain and snow, rain likely (70%) and a bit cooler Friday afternoon and evening, then rain late Friday night.
• highs 57-53 lows 37-42.
• Mostly cloudy with AM rain and snow (snow possibly heavy at times), rain and a bit cooler Saturday afternoon, rain and snow showers Saturday night,
• Mostly cloudy and a bit cooler with rain and snow showers Sunday and in the evening, rain and snow showers likely (70%) late Sunday night,
• Mostly cloudy with rain and snow showers and a bit warmer Monday, rain and snow showers likely (70%) Monday night and Tuesday AM, then rain and snow showers and a bit warmer Tuesday afternoon.
• highs 52-48 warming to 50 Tuesday lows 39-35. (seasonal averages high 60 low 41)

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Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Mostly cloudy with a slight (20%) chance of coastal showers while mostly cloudy with a (30%) chance of inland showers today, mostly clear this evening, mostly cloudy late tonight.
• Mostly cloudy with areas of AM fog, a (30%) chance of coastal showers and a bit cooler Thursday while a (30%) chance of inland showers and a bit cooler Thursday afternoon, a good (50%) chance of showers at night,
• Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit warmer Friday afternoon, then rain and windy Friday night.
• highs 54-50 warming to 52 Friday lows 37-39.
• Mostly cloudy with rain and windy Saturday, showers Saturday night,
• Mostly cloudy and a bit cooler with showers Sunday, rain and snow showers at night and Monday, evening showers likely (70%), rain and snow showers likely (70%) Monday night,
• Mostly cloudy with AM rain and snow showers likely (70%), then showers Tuesday afternoon.
• highs near 52-49 lows 37-34. (seasonal averages high 55 low 43)

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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• A mix of clouds and sun with a good (50%) chance of rain and snow showers and a bit warmer this afternoon, mostly cloudy with a good (50%) chance of evening rain showers and snow showers, partly cloudy with a slight (20%) chance of rain and snow showers late tonight (under 0.10 in. of rain possible),
• Mostly cloudy and a bit cooler with a good (50%) chance of rain and snow showers Thursday, snow and rain Friday night (snow possibly heavy at times late at night),
• Mostly cloudy with AM snow likely (70%), rain and snow and a bit cooler Friday afternoon, evening snow and rain showers likely (70%), snow and rain showers late Friday night (snow possibly heavy at times late at night)
• snow level 3,500 ft. this afternoon, 3,000 ft. tonight through Friday, then 3,500 ft. Friday night.
• highs 38-35 lows 22-26.
• Mostly cloudy with snow and rain and a bit cooler Saturday (snow possibly heavy at times), evening rain and snow, snow late Saturday night (snow possibly heavy at times),
• Mostly cloudy and a bit cooler with snow Sunday and in the evening (evening snow possibly heavy at times), a good (50%) chance of snow late at night,
• Mostly cloudy and a bit cooler with snow Monday, snow showers Monday night,
• Then mostly cloudy and a bit warmer with snow showers Tuesday.
• snow level 3,000 ft. Saturday, 2,500 ft. Saturday night and Sunday, 1,500 ft. Sunday night and Monday, then 2,000 ft. Monday night and Tuesday.
• highs 33-30 warming to 32 Tuesday lows 24-19.

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For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

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