Apr
19.
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Here is my weekly weather quiz question for this week. Give it a try. Who created the “F” scale to determine the strength of tornadoes? 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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An upper air trough of low pressure (“U” shape) moved across Oregon and another weak on is close behind. There will be more clouds with slight chances of getting wet Wednesday, drying out Thursday and Friday, but then back to wet as another frontal system moves in for the weekend.
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Advisories: NONE AT THIS TME.
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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 tonight, mostly cloudy Wednesday with a (30%) chance of showers in the afternoon, a (20%) chance of evening rain, a (30%) chance of rain late Wednesday night (0.10 in. of rain possible), a mix of clouds and sun Thursday, partly cloudy Thursday night through Friday night lows 32-38 highs 58-54-62. Mostly cloudy with a good (50%) chance of rain Saturday, rain Saturday night, rain Sunday through Monday, cloudy with a good (50%) chance of showers Monday night, then mostly cloudy with a good (50%) chance of showers Tuesday highs near 55 lows near 42. (seasonal averages high 61 low 39)
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Forecast for the Umpqua Basin including Roseburg: Partly cloudy this evening, mostly cloudy tonight, mostly cloudy with a slight (20%) chance of showers Wednesday afternoon, evening rain likely (60%), a (30%) chance of rain late Wednesday night (snow level 3,000 ft. late), a slight (20%) chance of showers Thursday AM, partly cloudy Thursday evening, clearing Thursday night, patchy AM fog, partly cloudy and warmer Friday, partly cloudy Friday night lows 34-40 highs 57-65. Mostly cloudy with a good (50%) chance of AM rain Saturday, rain likely (60%) Saturday afternoon, rain at night, and Sunday, showers likely (60%) Sunday night, rain likely (60%) Monday, showers likely (60%) Monday night, then rain likely (60%) Tuesday highs hovering 60-56 lows 49-42. (seasonal averages high 65 low 41)
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Forecast for the South Oregon Coast including Coos Bay and North Bend: Partly cloudy this evening, becoming mostly cloudy late tonight, mostly cloudy with a (30%) chance of showers Wednesday afternoon, a (40%) chance of rain Wednesday night, mostly cloudy Thursday AM with a slight (20%) chance of inland showers, just partly cloudy Thursday afternoon and evening, clearing at night, then partly cloudy Friday and Friday night lows 36-43 highs 52-55. Mostly cloudy with a good (50%) of rain Saturday AM, rain likely (60%) Saturday afternoon, rain at night, rain Sunday, showers Sunday night, rain likely (60%) Monday, showers likely (60%) Monday night, then rain likely (60%) Tuesday highs near 54 lows near 45. (seasonal averages high 58 low 43).
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Forecast for the Cascades of Lane County: Partly cloudy tonight, mostly cloudy with a (40%) chance of rain and snow showers Wednesday afternoon, rain and snow likely (60%) Wednesday night ( 1-3 in. of snow possible), a slight (20%) chance of snow showers Thursday, mostly cloudy in the evening, then just partly cloudy Thursday night through Friday night free air freezing level 5,500 ft. tonight, 5,000 ft. Wednesday, 3,500 ft. Wednesday night, 2,500 ft. Thursday, free air freezing level 3,500 ft. Thursday night, 4,500 ft. Friday, then 7,500 ft. Friday night lows 18-26 highs 40-50. Mostly cloudy with a good (50%) chance of rain Saturday, rain Saturday night, rain and snow Sunday and Sunday night, rain and snow Monday, cloudy with a good (50%) chance of rain and snow showers Monday night, then mostly cloudy with a good (50%) chance of rain and snow showers Tuesday snow level 5,500 ft. Saturday and Saturday night, 4,000 ft. Sunday, then 3,500 ft. Sunday night through Tuesday highs 44-37 lows 28-30.
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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.