Here is my new weekly weather quiz question. What is “SKYWARN?”  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) returns pushing a frontal system through the Pacific Northwest returning our rain chances. Sunday shows another weak frontal system just off shore.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 30 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 8 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 30 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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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 the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

• Mostly cloudy and much cooler with showers today (0.25 in. of rain possible, small hail possible), cloudy with showers likely (70%) this evening, a good (50%) chance of showers late tonight (0.10 in. of rain possible) through Friday night (under 0.10 in. of rain possible),
• Then mostly cloudy with a good (50%) chance of showers and a bit warmer Saturday and Saturday night.
• highs 59-65 lows 45-49.
• Mostly cloudy with a good (50%) chance of showers Sunday through Monday (a bit warmer), cloudy with a good (50%) chance of showers Monday night and Tuesday (a bit warmer), mostly cloudy with a (40%) chance of showers Tuesday night,
• Then mostly cloudy with a (30%) chance of showers Wednesday.
• highs 62-65 lows 49-46. (seasonal averages high 68 low 44.)

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Eugene-Springfield Pollen Count:

Grass………. High (91)

Trees………. Moderate (39)

Last Counted: 5/19/16

Data Courtesy of Oregon Allergy Associates.

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Forecast for Roseburg:

• Mostly cloudy and cooler with showers likely (60%) this afternoon (under 0.10 in. of rain possible), cloudy with showers likely (70%) this evening, a good (50%) chance of showers late tonight (under 0.10 in. of rain possible),
• Mostly cloudy with a good (50%) chance of AM showers, warmer with showers and a slight (20%) chance of thunderstorms and a bit warmer Friday afternoon and evening (under 0.10 in. of rain possible), a (40%) chance of showers late Friday night (under 0.10 in. of rain possible),
• Then mostly cloudy with a good (50%) chance of showers and a bit warmer Saturday and Saturday night.
• highs 60-67 lows 47-50.
• Mostly cloudy and a bit cooler with a (40%) chance of showers Sunday and Sunday night,
• Cloudy and a bit cooler with a (40%) chance of showers Monday and Monday night,
• Mostly cloudy and a bit warmer with a (30%) chance of showers through Tuesday, then a slight (20%) chance of showers Tuesday night and Wednesday.
• highs 64-70  lows near 50. (seasonal averages high 71 low 48).

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

• AM coastal showers likely (70%), showers and cooler this afternoon while inland showers likely (70%) today (0.25 in. of rain possible), cloudy with evening showers likely (70%), a good (50%) chance of showers tonight (0.25 in. of rain possible),
• Mostly cloudy with a good (50%) chance of coastal showers Friday while a (40%) chance of inland AM showers and likely (60%) and inland showers likely (70%) Friday afternoon (under 0.10 in. of rain possible), mostly cloudy with a good (50%) chance of showers Friday night (under 0.10 in. of rain possible),
• Then mostly cloudy and a bit warmer with a good (50%) chance of showers Saturday and Saturday night.
• highs 56-62 lows 49-52.
• Mostly cloudy with a (40%) chance of showers Sunday and Sunday night,
• Cloudy and a bit cooler with a (40%) chance of showers Monday through Tuesday, a .slight (20%) chance of showers Tuesday night,
• Then mostly cloudy with a slight (20%) chance of showers Wednesday.
• highs 60-62 lows near 52. (seasonal averages high 59 low 48)

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Forecast for the Cascades in Lane County:

• Mostly cloudy and colder with rain and snow showers today (0.25 in. of rain possible, 1-3 in. of snow possible), rain and snow showers tonight (0.10 in. of rain possible, 2 in. of snow possible),
• Cloudy with rain and snow showers likely (70%) Friday AM, rain and snow showers likely (70%) with a slight (20%) chance of thunderstorms in the afternoon and evening, rain and snow showers likely (70%) late Friday night (0.10 in. of rain possible),
• Mostly cloudy with rain and snow showers likely (70%) and a bit warmer Saturday afternoon, evening showers likely (70%), then a good (50%) chance of showers late Saturday night.
• snow level 4,500 ft. today through Friday, 5,500 ft. Friday night and Saturday, then 6,000 ft. Saturday night.
• highs 43-48 lows 32-35.
• Mostly cloudy with a good (50%) chance of rain and snow showers Sunday AM, rain and snow showers likely (70%) in the afternoon and evening, a good (50%) chance of rain and snow showers late at night and Monday AM, mostly cloudy and a bit warmer with a good (50%) chance of showers Monday afternoon through Tuesday, a (40%) chance of showers Tuesday night,
• Mostly cloudy with a (30%) chance of AM showers, then a (30%) chance of rain and snow showers Wednesday afternoon.
• snow level 5,500 ft. Sunday, 6,000 ft. Sunday night, 5,500 ft. Monday, 6,500 ft. Monday night, 6,000 ft. Tuesday, 6,500 ft. Tuesday night, then 5,500 ft. Wednesday.
• highs 46-50 lows near 35.

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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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