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Here is my weekly weather quiz question. What is the “green sky” effect? Please 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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Upper level low pressure (“U” shape offshore coming out of the Gulf of Alaska) is following behind another low that is moving away from us will be controlling our weather for the next couple of days keeping clouds, cooler temperatures, and at least a slight chance of showers over the Pacific Northwest. There will be another frontal system (position shown on Friday) pushing through Oregon but this one should be dry for the most part and so will the rest of the week through the weekend.
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Advisories: NONE AT THIS TIME.
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Here are your detailed forecasts. **
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Mostly cloudy with a slight (20%) chance of AM drizzle or sprinkles today, a slight (20%) chance of showers in the afternoon and tonight, a mix of clouds and sun Wednesday, partly cloudy in the evening, mostly cloudy Wednesday night and Thursday AM,partly cloudy and warmer Thursday, then partly cloudy Thursday night highs 63-76 lows 45-48. A mix of clouds and sun Friday, partly cloudy in the evening, mostly cloudy Friday night through Sunday AM, partly cloudy Sunday afternoon and Sunday night, then a mix of clouds and sun Monday highs 62-79 Monday lows 48-44. (seasonal averages high 71 low 46)
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Forecast for the Umpqua Basin including Roseburg: Mostly cloudy with a slight (20%) chance showers in the AM, partly cloudy this afternoon and evening, mostly cloudy tonight and Wednesday AM, partly cloudy Wednesday afternoon and evening, mostly cloudy Wednesday night, then partly cloudy Thursday and Thursday night highs 67-80 lows 47-53. Becoming mostly cloudy Friday through Monday highs 78-72 lows 50-47. (seasonal averages high 75 low 49)
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Forecast for the South Oregon Coast including Coos Bay and North Bend: Mostly cloudy today with a slight (20%) chance of inland AM showers then partly cloudy this afternoon, isolated coastal showers, a slight (20%) chance of showers isolated showers this afternoon, a slight (20%) chance of coastal showers this evening, mostly cloudy Wednesday AM, partly cloudy Wednesday afternoon and evening, just mostly cloudy Wednesday night highs 56-60 lows 45-50. Partly cloudy Thursday through Friday AM, mostly cloudy Friday afternoon through Saturday night, then just partly cloudy Sunday highs 60-63 lows near 48. (seasonal averages high 63 low 50).
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Forecast for the Cascades of Lane County: Cloudy today with a slight (20%) chance of AM sprinkles or drizzle, a slight (20%) chance of afternoon showers, mostly cloudy with a (30%) chance of showers tonight (under 0.10 in. of rain possible), partly cloudy with a (30%) chance of showers Wednesday (under 0.10 in. of rain possible), a slight (20%) chance of showers Wednesday evening, mostly cloudy late Wednesday night, then partly cloudy Thursday and Thursday night snow level above 8,000 ft. falling to 7,000 ft. this afternoon and tonight, 7,000 ft. rising to 8,000 ft. Wednesday afternoon and Wednesday night, free air freezing level 10,000 ft. Thursday and Thursday night highs 50-62 lows 33-40. A mix of clouds and sun Friday, partly cloudy in the evening, mostly cloudy with a slight (20%) chance of showers Friday night, mostly cloudy Saturday, mostly cloudy with a slight (20%) chance of showers Saturday night, AM clouds then partly cloudy Sunday with a slight (20%) chance of showers, partly cloudy with a slight (20%) chance of showers Sunday night, then just partly cloudy Monday free air freezing level 10,000 ft. Friday, snow level above 8,000 ft. Friday night through Sunday night, free air freezing level 10,000 ft. Monday highs 52-62 lows 33-40.
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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 news on-line at EugeneDailyNews.com.
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