Here is my new weekly weather quiz question. What is  “Pancake Ice?” Please remember to post your answer as a comment by clicking on “no comments /comments” in the upper right hand portion of this page under the caption, then add your comment. The first person to post the correct answer will win a week of free personalized weather forecasts tailored to your needs. The answer has to be a comment to win. An email answer will not count. Good luck.

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The upper level airflow (Shaded area with blue arrows) is sending subtropical warm air and moisture into the Pacific Northwest. A  frontal system moved in Sunday. A frontal system will bring more showers to us Wednesday. Here comes yet another cold front for your Friday followed by one more frontal system approaching next Sunday.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 4 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 3 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 10 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.

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

• Partly cloudy this evening, mostly cloudy with patchy fog late tonight,
• Mostly cloudy with patchy AM fog, mostly cloudy a bit cooler Tuesday afternoon, mostly cloudy with patchy fog and a bit cooler late Tuesday night,
• Cloudy with patchy fog and a slight (20%) chance of rain Wednesday AM, showers likely (70%) with a slight (20%) chance of thunderstorms in the afternoon (0.25 in. of rain possible) and a bit cooler, showers at night (0.30 in. of rain possible),
• Mostly cloudy with showers and breezy, a bit cooler Thursday, then cloudy with a good (50%) chance of rain Thursday night.
• lows 43-40 warming to 44 Thursday night highs 60-50.
• Mostly cloudy and a bit warmer with rain likely (60%) Friday and at night,
• Mostly cloudy with a (40%) chance of rain Saturday, a (30%) chance of showers Saturday night,
• Mostly cloudy and a bit warmer with a (30%) chance of rain Sunday and Sunday night,
• Then a mix of clouds and sun with a (30%) chance of showers and a bit warmer Monday.
• high 52-56 lows near 39. (seasonal averages high 51 low 35).

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Home Wood Heating Advisory:

Eugene-Springfield: YELLOW – Caution is Advised.

Oakridge: YELLOW – Caution is Advised.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Advisory Courtesy of Lane Regional Air Protection Agency (LRAPA).

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Forecast for Roseburg:

• Mostly clear this evening, partly cloudy with patchy fog late tonight and Tuesday AM, mostly cloudy and a bit cooler in the afternoon and Tuesday night,
• Cloudy with a (30%) chance of AM showers, a bit cooler with rain Wednesday afternoon (0.10 in. of rain possible), showers Wednesday night (snow level 3,500 ft. falling to 3,000 ft. late at night) and Thursday, then cloudy with a (40%) chance of rain at night.
• lows 42-47 cooling back to 42 Wednesday night highs 62-54.
• Mostly cloudy with rain and a bit warmer Friday, a good (50%) chance of showers Friday night,
• Mostly cloudy with a (30%) chance of AM rain and snow, a bit warmer with a (30%) chance of rain Saturday afternoon, a slight (20%) chance of showers at night,
• A (30%) chance of showers and a bit warmer Sunday and Sunday night,
• Then partly cloudy with a slight (20%) chance of showers Monday.
• highs 56-62 lows 38-42. (seasonal averages high 54 low 37).

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

• Partly cloudy this evening, mostly cloudy with patchy fog and a slight (20%) chance of coastal rain late tonight and Tuesday AM, becoming mostly cloudy and a bit warmer in the afternoon, a slight (20%) chance of coastal rain late Tuesday night,
• Cloudy with a good (50%) chance of AM showers, coastal rain and a bit cooler with a slight (20%) chance thunderstorms Wednesday afternoon while inland afternoon rain (0.20 in. of rain possible) and breezy (Wind: S 10-15 mph increasing to S 15-25 mph gusts to 45 mph in the afternoon), coastal showers and a slight (20%) chance of thunderstorms while showers inland at night,
• Mostly cloudy with showers Thursday AM and a slight (20%) chance of thunderstorms, showers and a bit cooler in the afternoon and breezy, a good (50%) chance of evening rain, then rain likely (70%) and breezy late Thursday night.
• lows 47-45 warming to 47 Thursday night highs 60-54.
• Mostly cloudy with rain and breezy and a bit warmer Friday, a good (50%) chance of showers Friday night,
• Mostly cloudy with a (30%) chance of rain and a bit warmer Saturday, a slight (20%) chance of showers at night,
• Mostly cloudy and a bit warmer with a (40%) chance of showers Sunday and Sunday night,
• Then partly with a (30%) chance of showers Monday.
• highs 56-62 lows 44-46.  (seasonal averages high 53 low 40).

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Forecast for the Cascades in Lane County:

• Partly cloudy tonight,
• A mix of clouds and sun Tuesday, partly cloudy in the evening, mostly cloudy Tuesday night,
• Cloudy with a good (50%) chance of AM showers, showers likely (70%) with a slight (20%) chance of thunderstorms and a bit cooler Wednesday afternoon, evening showers,  rain and snow showers late at night.
• Mostly cloudy and a bit cooler with rain and snow showers and breezy Thursday, then cloudy with a good (50%) chance of rain and snow at night.
•  free air freezing level 9,000 ft. tonight, 8,000 ft. Tuesday, 8,000 ft rising to 9,000 ft. Tuesday night, snow level 7,000 ft. Wednesday, 6,000 ft. falling to 3,500 ft. late Wednesday night and Thursday, then4,000 ft. Thursday night.
• lows 38-28 highs 52-36.
• Mostly cloudy and a bit warmer with rain and snow likely (70%) Friday and Friday night,
• Mostly cloudy with a (30%) chance of rain and snow Saturday, a slight (20%) chance of rain and snow Saturday night,
• A mix of clouds and sun with a (40%) chance of rain and snow and a bit warmer Sunday, mostly cloudy with a good (50%) chance of rain Sunday night,
• Then partly cloudy with a (30%) chance of showers Monday.
•  snow level 4,000 ft. Friday, 3,500 Friday night, 3,000 ft. Saturday, 4,500 Saturday night, 5,500 ft. Sunday, then 6,500 ft. Sunday night and Monday.
• highs 39-43 lows 26-29.

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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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