Here is my 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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The upper airflow (Shaded area with blue arrows) resumes sending Pacific moisture our way.  A frontal system is heading our way bringing increasing rain chances. Here is another frontal system sitting offshore Sunday morning. Next Tuesday a frontal system is poised to move in.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 14 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 17 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 16 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA).

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Advisories:

• A HIGH WIND WATCH IS IN EFFECT  FROM FRIDAY MORNING THROUGH FRIDAY AFTERNOON FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.

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

• Mostly cloudy with patchy fog late tonight,
• Cloudy with patchy fog Friday AM, mostly cloudy with rain becoming likely (70%) and a bit cooler in the afternoon (0.25 in. of rain possible) and breezy (Wind: SE 10-15 mph increasing to S 15-25 mph late afternoon, evening rain, showers likely (70%) late at night (0.25 in. of rain possible),
• A mix of clouds and sun and a bit cooler Saturday with a slight (20%) chance of AM showers, mostly cloudy with areas of fog late Saturday night,
• Areas of AM fog, a mix of clouds and sun and a bit warmer with patchy lingering fog Sunday afternoon, then partly cloudy with patchy fog late Sunday night.
• lows 38-42 cooling back to 38 Saturday night warming to 55 Sunday night highs 55-50 warming back to 55 Sunday.
• Partly cloudy with patchy fog Monday AM, sunny and a bit warmer in the afternoon, partly cloudy with patchy fog late Monday night,
• Patchy fog and partly cloudy Tuesday AM, sunny in the afternoon, partly cloudy with patchy fog late Tuesday night,
• Patchy fog with a mix of clouds and sun Wednesday AM,  mostly sunny in the afternoon, partly cloudy in the evening, mostly cloudy cloudy with a slight (20%) chance of rain late Wednesday night,
• Then mostly cloudy and a bit cooler with a slight (20%) chance of rain Thursday.
• high 59-55 lows 40-44. (seasonal averages high 50 low 35)

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Home Wood Heating Advisory:

Eugene-Springfield: GREEN – Burning is allowed.

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:

• Partly cloudy this evening, increasing clouds to mostly cloudy with patchy fog late tonight and Friday AM, mostly cloudy with a (40%) chance of rain Friday afternoon (under 0.10 in. of rain possible), evening rain, a (70%) chance of rain late Friday night (0.15 in. of rain possible),
• Mostly cloudy with a slight (20%) chance of AM showers Saturday, just mostly cloudy in the afternoon and evening, partly cloudy with areas of fog late Saturday night,
• Partly cloudy with areas of fog Sunday AM, mostly sunny with patchy lingering afternoon fog and a bit warmer, then clear with patchy fog late Sunday night.
• lows 38-42 highs 54-62.
• Patchy AM fog, sunny and a bit warmer Monday and Tuesday, clear with patchy fog late both nights,
• Patchy AM fog, sunny Wednesday AM, partly cloudy and a bit cooler in the afternoon, then mostly cloudy with a (30%) chance of rain Wednesday night and Thursday (a bit cooler).
• highs 64-58 lows 42-45. (seasonal averages high 52 low 37)

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

• Partly cloudy this evening, mostly cloudy late tonight,
• Mostly cloudy with a slight (20%) chance of rain Friday AM, rain in the afternoon (0.20 in. of rain possible) and breezy (Wind: S 15-25 mph at the coast while S 10-20 mph inland), evening rain, a good (50%) chance of showers late Friday night (0.30 in. of rain possible),
• Partly cloudy with a slight (20%) chance of AM coastal showers, becoming mostly cloudy Saturday afternoon, a slight (20%) chance of evening showers, mostly cloudy with patchy fog late Saturday night and Sunday AM, sunny and warmer Sunday afternoon, then clear at night.
• lows near 45 highs 55-64.
• Sunny Monday and Tuesday, clear both nights,
• Sunny Wednesday AM, partly cloudy in the afternoon, then becoming mostly cloudy with a (40%) chance of rain Wednesday night and Thursday.
• highs 64-58 lows near 48. (seasonal averages high 52 low 40).

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Forecast for the Cascades in Lane County:

• Mostly cloudy tonight,
• Mostly cloudy and a bit warmer Friday with a good (50%) chance of afternoon rain (0.10 in. of rain possible), evening rain and snow, rain and snow showers late at night (0.50 in. of rain possible, 1-4 in. of snow possible),
• A mix of clouds and sun with a (30%) chance of AM rain and snow showers Saturday, a bit cooler in the afternoon with a slight (20%) chance of rain and snow showers, partly cloudy with a (30%) chance of evening rain and snow showers, a slight (20%) chance of showers late Saturday night,
• Partly cloudy and a bit warmer Sunday, then mostly clear at night.
• free air freezing level 5,500 ft. rising to 6,500 ft. late tonight, snow level 7,000 ft. Friday afternoon, 4,000 ft. Friday night and Saturday,  5,500 ft. Saturday night, free air freezing level 9,000 ft. rising to 11,000 ft. Sunday, then 12,000 ft. Sunday night.
• lows 27-33 highs 40-37 warming to 45 Sunday.
• Sunny and a bit warmer Monday and Tuesday(a bit warmer), clear to mostly clear both nights,
• Mostly sunny Wednesday, partly cloudy early then mostly cloudy with a slight (20%) chance of rain Wednesday night and Thursday.
• free air freezing level 12,000 ft. Monday, 13,000 ft. Monday night and Tuesday, 11,000 ft. Tuesday night, 10,000 ft. Wednesday, snow level 7,500 ft. Wednesday night, then 7,000 ft. Thursday.
• highs 45-48 cooling to 46 Thursday lows 34-36.

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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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