________________
It’s time for a new weekly weather quiz question. Here it is. What is ANOMALOUS PROPAGATION or (AP) for short? (And no, it’s not a rare disease) Please remember to 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.
________________
A high pressure ridge (shaded “arch” shape) has taken over has dried us out and cooled us do to downright cold overnight temperatures with fog, freezing fog, and frost. A frontal system will bring the precipitation back Thursday morning and it could produce frozen precipitation and cause slippery roads until it changes back to afternoon rain.
________________
Advisories: A HIGH WIND WARNING IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE WESTERN COLUMBIA RIVER GORGE. A WIND ADVISORY IS IN EFFECT UNTIL 4 AM THURSDAY FOR THE NORTH WILLAMETTE VALLEY, INCLUDING THE PORTLAND-VANCOUVER METRO AREAS.
________________
Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis: Sunny and cool this afternoon, clear this evening, mostly cloudy late tonight, cloudy with possible freezing rain or sleet early Thursday AM then just a slight (20%) chance of rain through Thursday afternoon, mostly cloudy Thursday night, patchy AM fog, partly cloudy Friday, then partly cloudy Friday night highs 40-45 lows 20-30 cooling to 26 Friday night. Becoming mostly cloudy with a slight (20%) chance of rain Saturday, then mostly cloudy with a slight (20%) chance of rain Saturday night through Tuesday highs 46-50 cooling to 46 Tuesday lows near 37. (seasonal averages high 46 low 34)
_______________
Forecast for the Umpqua Basin including Roseburg: Partly cloudy with areas of fog and freezing fog this AM, sunny this afternoon, partly cloudy this evening, mostly cloudy with patchy fog and a slight (20%) chance of rain late tonight, mostly cloudy with a (30%) chance of AM rain and snow, a slight (20%) chance of rain Thursday afternoon (snow level 2,000 ft. rising to 3,500 ft. in the afternoon), mostly cloudy with patchy fog late Thursday night and Friday AM, mostly cloudy in the afternoon and at night with patchy fog late Friday night highs 40-47 lows 33-36. Mostly cloudy with a (30%) chance of rain Saturday, mostly cloudy with a slight (20%) chance of rain Saturday night through Sunday night, just mostly cloudy Monday, then mostly cloudy with a slight (20%) chance of rain Monday night and Tuesday highs 47-50 lows near 36-39. (seasonal averages high 48 low 36)
_________________
Forecast for the South Oregon Coast including Coos Bay and North Bend: Sunny today, mostly clear this evening, mostly cloudy with a (40%) chance of rain late tonight, AM coastal rain likely (60%) and a good (50%) chance of afternoon rain while a good (50%) chance of inland rain Thursday afternoon, a slight (20%) chance of coastal evening rain, mostly cloudy late Thursday night, patchy AM fog, then mostly cloudy Friday afternoon and Friday night highs near 50 lows near 38. Mostly cloudy with a (30%) chance of rain Saturday, a slight (20%) chance of showers Saturday night through Sunday night, just mostly cloudy Monday, then mostly cloudy with a slight (20%) chance of rain Monday night and Tuesday highs near 52 lows 38-40. (seasonal averages high 51 low 40)
_______________
Forecast for the Cascades of Lane County: Sunny today and breezy (wind: E 15-25 mph), partly cloudy tonight and breezy (wind: E 15-25 mph shifting to SE 10-15 mph late at night), cloudy with a (30%) chance of rain or snow Thursday, a slight (20%) chance of rain or snow Thursday evening, partly cloudy Friday, then mostly cloudy Friday night free air freezing level 9,000 ft. today, 8,000 ft. tonight, snow level 2,500 ft. rising to 4,000 ft. Thursday and Thursday night, free air freezing level 6,000 ft. Friday, then 6,500 ft. Friday night highs 37-35 lows 20-25. Mostly cloudy with a slight (20%) chance of rain or snow Saturday, a slight (20%) chance of rain and snow Saturday night through Sunday night, a mix of clouds and sun Monday, mostly cloudy Monday night, then mostly cloudy with a slight (20%) chance of rain Tuesday free air freezing level 4,500 ft. Saturday through Sunday, 7,500 ft. Monday, 8,000 ft. Monday night, then snow level 6,500 ft. Tuesday highs 36-38 cooling to 35 Tuesday lows 26-32.
________________
**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.
________________
Get your local Eugene-Springfield news on-line at Eugene Daily News.com.
________________