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Advisories: NONE AT THIS TIME.
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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 thunderstorms this evening (under 0.10 in. of rain possible, more in storms), a (30%) chance of showers late tonight (under 0.10 in. of rain possible, more in storms) and again Wednesday AM, a mix of clouds and sun with a slight (20%) chance of showers Wednesday afternoon and evening, partly cloudy Wednesday night, partly cloudy with a slight (20%) chance of thunderstorms Thursday afternoon and Thursday night, then just partly cloudy Friday and Friday night lows 55-52 highs 76-82. Mostly sunny Saturday, Sunday, Monday, and Tuesday with mostly clear nights highs 80-85 lows 50-54. (seasonal averages high 83 low 52)
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Forecast for the Umpqua Basin including Roseburg: Cloudy with a good (50%) chance of scattered showers and a slight (20%) chance of isolated thunderstorms tonight with rain possibly heavy at times (under 0.10 in. of rain possible, more in storms), mostly cloudy with a (40%) chance of showers and a slight (20%) chance of thunderstorms Wednesday AM, a (30%) chance of afternoon thunderstorms (under 0.10 in. of rain possible, more in storms), partly cloudy with a slight (20%) chance of thunderstorms Wednesday night (under 0.10 in. of rain possible, more in storms), mostly cloudy Thursday AM, partly cloudy with a (30%) chance of thunderstorms Thursday afternoon and evening, just partly cloudy Thursday night and Friday AM, mostly sunny Friday afternoon, then mostly clear Friday night lows 59-54 highs 75-82. Mostly sunny Saturday, mostly clear Saturday night, then mostly sunny Sunday through Tuesday with mostly clear nights highs 88-90 lows near 56. (seasonal averages high 85 low 57)
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Forecast for the South Oregon Coast including Coos Bay and North Bend: Cloudy with isolated coastal thunderstorms this evening, heavy rain possible and a slight (20%) chance of scattered showers late tonight with scattered inland showers and thunderstorms tonight (under 0.10 in. of rain possible, more in storms), mostly cloudy with a (30%) chance of showers Wednesday AM, a slight (20%) chance of thunderstorms Wednesday afternoon (under 0.10 in. of rain possible, more in storms), a slight (20%) chance of coastal showers with a (30%) chance of inland thunderstorms Wednesday night (under 0.10 in. of rain possible, more in storms), mostly cloudy with a slight (20%) chance of coastal showers and a (30%) chance of thunderstorms Thursday afternoon, a slight (20%) chance of evening inland showers, then partly cloudy Thursday night through Friday night lows near 55 highs near 64. Mostly cloudy Saturday AM, mostly sunny and warmer in the afternoon, mostly clear Saturday night, mostly sunny Sunday and Monday, then partly cloudy Monday night and Tuesday highs 70-63 lows near 53. (seasonal averages high 65 low 53).
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Forecast for the Cascades of Lane County: Mostly cloudy with a thunderstorms likely (60%) this evening and a slight (20%) chance of thunderstorms late tonight (0.25 in. of rain possible, more in storms), a mix of clouds and sun Wednesday with a (40%) chance of showers and a slight (20%) chance of thunderstorms in the AM, a (40%) chance of thunderstorms in the afternoon and evening (0.10 in. of rain possible, more in storms), a (40%) chance of showers late Wednesday night (under 0.10 in. of rain possible, more in storms) and Thursday AM, partly cloudy with a (30%) chance of thunderstorms Thursday afternoon and Thursday evening, a (30%) chance of showers late Thursday night and Friday AM, then partly cloudy Friday afternoon and Friday night snow level above 8,000 ft. tonight through Friday, then free air freezing level 11,000 ft. Friday night lows near 46 highs 66-69. Mostly sunny Saturday through Tuesday with mostly clear skies at night free air freezing level 13,000 ft. Saturday through Monday, then 14,000 ft. Monday night and Tuesday highs 68-75 lows 44-52.
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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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