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Advisories:

THE NATIONAL WEATHER SERVICE IN PORTLAND HAS ISSUED A RED FLAG
WARNING FOR DRY AND UNSTABLE CONDITIONS...WHICH IS IN EFFECT FROM
6 PM THIS EVENING TO 6 PM PDT SUNDAY.
* AFFECTED AREA...FIRE WEATHER ZONE 608. THIS INCLUDES THE
  WILLAMETTE NATIONAL FOREST...AS WELL AS ADJACENT BLM AND STATE PROTECTED LANDS.
* AFFECTED AREA...FIRE WEATHER ZONES 607 AND 660. THIS INCLUDES
  THE GIFFORD PINCHOT AND MOUNT HOOD NATIONAL FORESTS...AS WELL AS
  ADJACENT BLM AND STATE PROTECTED LANDS.
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A high pressure ridge (Shaded “Arch” shape with blue arrows) moved in and it will stay hot for the weekend, some serious cooling for Labor Day itself as a little onshore flow develops, then it’s back to offshore flow and hot for the rest of the week.
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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: Clear tonight, sunny and hot Sunday, clear Sunday night,  still sunny but cooler Monday (Labor Day), mostly clear at night, sunny and back to hot again Tuesday, then clear Tuesday night lows 47-53 highs 95-85 warming to 90 Tuesday. Sunny and warmer Wednesday and Thursday with clear nights,  then mostly sunny Friday and Saturday and mostly clear Friday night highs 90-93 lows near 52. (seasonal averages high 80 low  50)
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Forecast for the Umpqua Basin including Roseburg: Clear tonight, sunny and hot Sunday, clear  Sunday night, sunny and  not quite as warm Monday (Labor Day), mostly  clear Monday night, sunny Tuesday, then clear Tuesday night lows near 55 highs 95-92.  Sunny and warmer Wednesday and Thursday, clear at night, mostly sunny Friday, mostly clear at night, sunny Saturday AM, then partly cloudy Saturday afternoon highs 95-90 warming to near  99 Saturday lows near  56. (seasonal averages high 82 low 54)
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Forecast for the South Oregon Coast including Coos Bay and North   Bend: Clear tonight with patchy coastal fog and low clouds late at night and early  Sunday AM, sunny Sunday afternoon, mostly clear in the evening, partly cloudy with patchy coastal fog late Sunday night, mostly cloudy with patchy AM fog, mostly sunny Monday  afternoon (Labor Day), mostly clear with  patchy coastal fog late Monday  night and early Tuesday AM, sunny Tuesday afternoon, then clear Tuesday night lows 50-52 highs 68-63 warming to 67 Tuesday. Mostly sunny Wednesday  through Friday with mostly clear nights, sunny Saturday AM, then partly cloudy with patchy fog Saturday afternoon highs near  72 lows near 52.  (seasonal averages high 66 low 52).
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Forecast for the Cascades of Lane County: Clear tonight, mostly sunny and warmer Sunday, mostly clear Sunday night, mostly sunny in the AM, partly cloudy and cooler Monday  (Labor Day) afternoon, mostly clear Monday night, mostly sunny and warmer Tuesday, then clear Tuesday night free air  freezing  level 15,000 ft. tonight, 14,000  ft. Sunday through  Tuesday, then 15,000 ft. Tuesday night lows 47-52 highs 82-76 warming to near 80 Tuesday. Mostly  sunny Tuesday, sunny Wednesday and Thursday with clear nights, sunny Friday AM, partly cloudy in the afternoon and evening, clear Friday night, then mostly sunny Saturday free air freezing  level 15,000 ft. late Wednesday  through  Thursday night, then 14,000 ft. Friday through Saturday highs holding near 83 lows near 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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Get your local Eugene-Springfield news on-line at EugeneDailyNews.com.
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