An upper level trough of low pressure (the “U” shaped dip in the yellow line) is moving eastward and that means it will stay cool through the weekend then start to warm up again, but another trough will move in Wednesday and cool us off again. You can see the pattern, but it should stay dry.
_______________
Advisories: NON AT THIS TIME.
________________
The Updated Pollen Count Forecast for the Eugene-Springfield area : Trees LOW, Grass HIGH, and weeds LOW. Data from Allergy and Asthma Research Group.
__________________
Here are your detailed forecasts. **
_________________
Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Mostly clear tonight, mostly sunny and cooler Saturday, clear Saturday evening, partly cloudy at night, AM clouds and mostly sunny and cooler Sunday, and partly cloudy Sunday night lows 46-49 highs 80-77. AM clouds then a mix of clouds and sun Monday through Friday, partly cloudy in the evening and mostly cloudy at night highs in the upper 70’s cooling to 74 Wednesday and warming to 82 by Friday lows near 50. (seasonal averages high 82 low 51)
_________________
Forecast for the Umpqua Basin including Roseburg: Clear tonight, AM clouds then mostly sunny Saturday and cooler Sunday, mostly clear in the evening, then mostly cloudy Saturday night and Sunday night lows 56-52 highs 88-80. AM clouds then mostly sunny Monday, mostly clear in the evening and mostly cloudy with areas of drizzle late Monday night, AM clouds with a slight (20%) chance of drizzle, then mostly sunny and warmer Tuesday, partly clear in the evening, then mostly cloudy Tuesday night highs 79-83 low 53-56. Mostly sunny Wednesday and Thursday, mostly clear at night, then sunny and warmer Friday highs 79-88 lows 52-55. (seasonal averages high 86 low 55)
_________________
Forecast for the South Oregon Coast including Coos Bay and North Bend: Clear this evening and mostly cloudy tonight inland while mostly cloudy at the shore, AM fog and low clouds, then mostly sunny Saturday, mostly cloudy Saturday night and Sunday morning, partly cloudy Sunday afternoon and evening, mostly cloudy Sunday night lows 49-52 highs 62-64. Mostly cloudy with patchy areas of drizzle or light rain Monday through Tuesday highs 66-64 low 53. Partly cloudy Tuesday night through Thursday night lows near 50 highs near 64. Mostly cloudy Friday high 66. (seasonal averages high 67 low 53).
_________________
Forecast for the Cascades of Lane County: Mostly clear tonight, sunny Saturday, mostly clear in the evening then partly cloudy late Saturday night, a mix of clouds and sun and a bit cooler Sunday, and partly cloudy Sunday night free air freezing level 14,000 ft. falling to 13,000 ft. Sunday night lows 46-40 highs 74-70. A mix of clouds and sun Monday and cooler Tuesday, partly cloudy Monday night free air freezing level 13,000 ft. highs 69 Monday, 64 Tuesday lows 40. Partly cloudy with a slight (20%) chance of showers Tuesday night through Thursday evening, and a mix of clouds and sun Friday snow level above 8,000 ft. through Thursday night, free air freezing level 13,000 ft. Friday lows 39-42 highs 67-74 .
_________________
**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.