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Here’s my weekly weather quiz question. What is a micropluviometer? 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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Weak high pressure (“arch” shape) is moving away from us as a strong trough of low pressure (“U” shape offshore) starts sending moisture to the Pacific Northwest. A frontal system will push into Oregon spreading some rain throughout the area by late today.
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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: Partly cloudy with a slight (20%) chance of showers this AM, becoming mostly cloudy with a good (50%) chance of rain in the afternoon (0.25 in. of rain possible), evening rain likely (60%), showers late tonight (0.10 in. of rain possible), partly cloudy with a slight (20%) chance of showers Thursday, partly cloudy Thursday night, partly cloudy with a slight (20%) chance of showers Friday afternoon, mostly cloudy Friday with a (30%) chance of showers Friday night highs 60-67 lows 40-37 warming to 45 Friday night. Mostly cloudy Saturday AM, a mix of clouds and sun in the afternoon with a good (50%) chance of showers, showers likely (60%) Saturday night and Sunday, then mostly cloudy with a (40%) chance of showers Sunday night through Tuesday highs 63-57 warming to 62 Tuesday lows 45-42. (seasonal averages high 66 low 42)
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Forecast for the Umpqua Basin including Roseburg: Mostly cloudy with a good (50%) chance of rain today, rain in the evening, a (40%) chance of showers late tonight (snow level 2,500 ft. late), mostly cloudy AM, partly cloudy in the afternoon with a slight (20%) chance of showers Thursday (snow level 3,500 ft.), a slight (20%) chance of showers Friday, a (40%) chance of showers Friday night highs 69-62 warming to 70 Friday lows 40-49. Mostly cloudy with a good (50%) chance of showers Saturday AM, showers likely (60%) and a slight (20%) chance of thunderstorms Saturday afternoon, showers likely (60%) late Saturday night, showers with a slight (20%) chance of thunderstorms Sunday, a good (50%) chance of showers Sunday night, a good (50%) chance of showers and a slight (20%) chance of thunderstorms Monday, a (30%) chance of showers Monday night, then mostly cloudy with a (40%) chance of rain Tuesday highs 63-58 warming to 62 Tuesday lows 46-42. (seasonal averages high 70 low 45)
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Forecast for the South Oregon Coast including Coos Bay and North Bend: Mostly cloudy with a slight (20%) chance of AM coastal rain this afternoon, rain likely (60%) this afternoon inland, mostly cloudy with evening showers, a (40%) chance of rain late tonight, mostly cloudy with a slight (20%) chance of AM showers Thursday, partly cloudy in the afternoon, partly cloudy in the evening, mostly cloudy Thursday night, a (40%) chance of showers Friday and Friday night highs 54-58 lows near 40-48 Friday. Mostly cloudy with a (40%) chance of showers Saturday AM, a good (50%) chance of showers in the afternoon, showers likely (60%) Saturday night with a slight (20%) chance of evening thunderstorms, showers Sunday AM, showers and a slight (20%) chance of thunderstorms in the afternoon, a good (50%) chance of showers Sunday night, showers likely (60%) with a slight (20%) chance of thunderstorms Monday, a (40%) chance of showers Monday night, then mostly cloudy with a (40%) chance of rain Tuesday highs near 55 lows near 45. (seasonal averages high 60 low 46).
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Forecast for the Cascades of Lane County: A mix of clouds and sun this AM, becoming mostly cloudy with a (40%) chance of rain this afternoon (0.10 in. of rain possible), rain likely (60%) this evening, rain and snow showers late tonight (1 in. of snow possible), mostly cloudy Thursday AM, a mix of clouds and sun in the afternoon with a (40%) chance of rain and snow showers (0.10 in. of rain possible), partly cloudy with a slight (20%) chance of rain and snow showers Thursday evening, a mix of clouds and sun Friday with a slight (20%) chance of AM showers, a (40%) chance afternoon showers, partly cloudy in the evening, mostly cloudy with a good (50%) chance of showers Friday night free air freezing level 9,000 ft. this AM, snow level falling to 7,000 ft. this afternoon, 6,000 ft. falling to 4,500 ft. tonight, 4,000 ft. Thursday, 5,000 ft. Thursday night, 6,500 ft. Friday and Friday night highs 53-47 rising to 53 Friday lows 28-35. Mostly cloudy with a (40%) chance of showers Saturday AM, showers likely (60%) with a slight (20%) chance of thunderstorms Saturday afternoon and evening, showers , showers likely (60%) Sunday late Saturday night, rain and snow showers Sunday AM, rain and snow showers likely (60%) with a slight (20%) chance of thunderstorms Sunday afternoon and evening, rain and snow showers, a good (50%) chance of rain and snow showers late Sunday night, a good (50%) chance of rain and snow showers Monday through Tuesday snow level 7,500 ft. Saturday, 6,000 ft. Saturday night, 5,000 ft. Sunday, 3,500 ft. Sunday night and Monday, 4,000 ft. Monday night, then rising to 5,000 ft. Tuesday afternoon highs 47-40 warming to 48 Tuesday lows 35-27.
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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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