Here is my new weekly weather quiz question. What is a “Nor\’easter?” 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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An upper level low (Shaded “U” shape with blue arrows) is still sending moisture our way, but with more sunshine. A frontal system approaches the coast Wednesday for even more precipitation. Here comes yet another frontal system approaching the coast and then pushing in by Friday.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 18 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 40 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 27 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:

• A mix of clouds and sun this afternoon, more clouds to mostly cloudy with a (40%) chance of rain late tonight (under 0.10 in. of rain possible),
• Mostly cloudy with rain Wednesday, showers at night (0.30 in. of rain possible),
• Mostly cloudy and a bit warmer with a good (50%) chance of showers Thursday AM, a slight (20%) chance of afternoon showers, then mostly cloudy with patchy fog late Thursday night.
• highs 48-50 lows 38-42 cooling back to 38 Thursday night.
• A mix of clouds and sun and just a bit warmer Friday with more clouds by late afternoon, mostly cloudy with rain Friday night,
• Mostly cloudy and a bit cooler with a good (50%) chance of showers Saturday, partly cloudy with a slight (20%) chance of showers at night,
• Partly cloudy Sunday, mostly clear Sunday night,
• Then sunny and warmer Monday.
• high 53-48 warming to 57 Monday lows 40-33. (seasonal averages high 49 low 35)

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Home Wood Heating Advisory:

Eugene-Springfield: GREEN – Burning is allowed.

Oakridge: GREEN – Burning is allowed.

*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:

• A mix of clouds and sun and a bit warmer this afternoon, mostly cloudy with a (30%) chance of rain late tonight (under 0.10 in. of rain possible, snow level 3,000 ft.),
• Mostly cloudy with AM rain likely (70%), rain and a bit warmer Wednesday afternoon (under 0.10 in. of rain possible, snow level 3,000 ft. rising to 3,500 ft. in the afternoon), evening showers likely (60%), a good (50%) chance of showers late Wednesday night (o.10 in. of rain possible, snow level 3,500 ft.),
• Mostly cloudy with a (30%) chance of showers and a bit warmer Thursday (under 0.10 in. of rain possible), then just mostly cloudy at night.
• highs 49-55 lows near 38.
• Mostly cloudy and a bit warmer Friday afternoon with a slight (20%) chance of rain, a good (50%) chance of evening rain, rain late (70%) Friday night,
• Mostly cloudy and a bit cooler with a (40%) chance of showers Saturday, partly cloudy with areas of fog late at night and Sunday, mostly clear with patchy fog late Sunday night,
• Then patchy AM fog and sunny and a bit warmer Monday afternoon.
• highs 58-56 warming to 62 Monday lows 43-37. (seasonal averages high 52 low 37)

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

• Mostly cloudy this afternoon, a (30%) chance of rain tonight (under 0.10 in. of rain possible),
• Mostly cloudy with rain and a bit warmer Wednesday (0.30 in. of rain possible), evening showers likely (70%), a good (50%) chance of showers Wednesday night (0.15 in. of rain possible),
• Mostly cloudy with a (40%) chance of AM coastal showers while a (30%) chance of inland showers and a bit warmer Thursday (under 0.10 in. of rain possible), just mostly cloudy at night.
• highs 50-55 lows near 46.
• Mostly cloudy with a slight (20%) chance of showers and a bit warmer Friday afternoon, evening rain  likely (70%) late, rain late Friday night,
• A (30%) chance of showers and a bit cooler Saturday, just mostly cloudy with areas of fog late at night,
• Partly cloudy with areas of fog Sunday AM, sunny and a bit warmer in the afternoon, mostly clear Sunday night,
• Then sunny and a bit warmer Monday.
• highs 59-55 warming to 62 Monday lows 49-42. (seasonal averages high 52 low 40).

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Forecast for the Cascades in Lane County:

• Partly cloudy this afternoon, more clouds to mostly cloudy with a (40%) chance of rain and snow late tonight,
• Mostly cloudy with rain and snow a bit warmer Wednesday (0.25 in. of rain possible, 2 in. of snow possible), rain and snow showers Wednesday night,
• Mostly cloudy with AM rain and snow showers likely (70%), a good (50%) chance of rain and snow showers Thursday afternoon, then just partly cloudy Thursday night.
• Free air freezing level at the surface today, snow level 3,000 ft. tonight, 3,500 ft Wednesday Thursday, then free air freezing level 5,000 ft. Thursday night.
• highs 32-36 lows 23-25.
• A mix of clouds and sun and a bit warmer Friday with more clouds by late afternoon, cloudy with rain developing by late evening and at night,
• Rain and snow showers likely (60%) and a bit cooler Saturday, partly cloudy with a slight (20%) chance of rain and snow showers Saturday night,
• AM clouds, partly cloudy Sunday afternoon, mostly clear at night,
• Then mostly sunny and warmer Monday.
• free air freezing level 8,000 ft. Friday, snow level 7,500 ft. falling to 6,000 ft. late Friday night, 3,500 ft.  Saturday and Saturday night, free air freezing level 6,000 ft. Sunday, then 10,000 ft. Sunday night and Monday.
• highs 38-34 warming to 42 Monday lows near 26.

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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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