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Advisories: NONE AT THIS TIME.
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The upper level low (“U” shape sliding southward from British Columbia) is moving through the Pacific Northwest. A cold front moved through the Oregon coast falling apart as it did so cooling us down by a few degrees, then we’ll warm up a bit again through the weekend as high pressure starts to build in.
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Forecast for the Umpqua Basin including Roseburg: Clear tonight, sunny Friday and Saturday, clear Friday night and Saturday evening, partly cloudy late Saturday night, partly cloudy with a slight (20%) chance of showers Sunday afternoon and evening, then mostly cloudy with a slight (20%) chance of showers Sunday night lows 48-52 highs 79-86 cooling to 82 Sunday. Mostly cloudy with a slight (20%) chance of showers Monday AM, partly cloudy with a slight (20%) chance of showers in the afternoon, partly cloudy Monday night, partly cloudy with a slight (20%) chance of showers Tuesday AM, mostly cloudy Tuesday night and Wednesday, then partly cloudy Wednesday night and Thursday highs 80-76 warming to 82 Thursday lows near 52. (seasonal averages high 84 low 55)
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Forecast for the South Oregon Coast including Coos Bay and North Bend: Clear with patchy coastal fog late tonight and Friday AM, sunny in the afternoon, clear Friday night, mostly cloudy Saturday AM with coastal fog, sunny in the afternoon, mostly cloudy Saturday night, mostly cloudy with a slight (20%) chance of rain and drizzle Sunday AM, a slight (20%) chance of showers in the afternoon and Sunday night lows 50-53 highs 60-66. Mostly cloudy with a slight (20%) chance of showers Monday, partly cloudy with a slight (20%) chance of showers Monday night and Tuesday AM, mostly cloudy Tuesday afternoon through Wednesday, then partly cloudy Wednesday night and Thursday highs 65-60 warming to 64 Thursday lows 54-52. (seasonal averages high 66 low 53).
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Forecast for the Cascades of Lane County: Mostly clear tonight, sunny Friday, clear Friday night, mostly sunny Saturday, mostly clear Saturday night, then partly cloudy Sunday and Sunday night free air freezing level 14,000 ft. tonight through Saturday, then 13,000 ft. Saturday night through Sunday night lows 37-47 cooling to near 43 Sunday night highs 72-76 cooling to near 70 Sunday. Partly cloudy Monday through Tuesday evening, mostly cloudy late Tuesday night and Wednesday AM, then partly cloudy Wednesday afternoon through Thursday free air freezing level 12,000 ft. Monday, 11,000 ft. Monday night and Tuesday, 12,000 ft. Tuesday night and Wednesday, then 13,000 ft. Wednesday night and Thursday highs 67-69 lows near near 43.
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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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