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Check out my latest Eugene Daily News Weather Or Not Column I Had To Decide “Weather Or Not” For My Future.

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And don’t forget my latest feature story in the continuing series on service club organizations called “Buffalo Isn’t Only Known For Its Wings.”

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Here is my new weekly weather quiz question. What are “Sastrugi?” 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.

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Another upper level low (Shaded “U” shape with blue arrows) is moving in starting a cooling trend in the Pacific Northwest. A frontal system looks like it will move through Oregon next Tuesday.

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Advisories:

• A RED FLAG WARNING IS IN EFFECT FROM 11 AM UNTIL 9 PM WEDNESDAY FOR THE KLAMATH BASIN, THE FREMONT-WINEMA NATIONAL FOREST, THE SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE COUNTY AND AND WESTERN HARNEY COUNTY.
• A HEALTH ADVISORY HAS BEEN ISSUED THE PRESENCE OF BLUE-GREEN ALGAE IN THE WILLAMETTE RIVER FROM THE SOUTH END OF ROSS ISLAND DOWNSTREAM TO THE FREMONT BRIDGE IN MULTNOMA COUNTY.
• A HEALTH ADVISORY FOR THE PRESENCE OF BLUE-GREEN ALGAE HAS BEEN ISSUED FOR TENMILE LAKES IN COOS COUNTY. THE TOXIC ALGAE BLOOM MEANS THAT PEOPLE SHOULD NOT DRINK OR HAVE DIRECT CONTACT WITH THE AFFECTED WATER AND THAT ALSO GOES FOR ANY PETS.
• A HEALTH ADVISORY CONTINUES FOR THE PRESENCE OF BLUE-GREEN ALGAE FOR WALTERVILLE POND IN LANE COUNTY AND AT DEVILS LAKE IN LINCOLN COUNTY. THE TOXIC ALGAE BLOOM MEANS THAT PEOPLE SHOULD NOT DRINK OR HAVE DIRECT CONTACT WITH THE AFFECTED WATER AND THAT ALSO GOES FOR ANY PETS.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 48 in the Good category measuring Particulate Matter at HWY 99, Eugene. Data courtesy of Lane Regional Air Protection Agency (LRAPA)

Oakridge: The Air Quality Index is 58 in the Moderate category measuring Particulate Matter at Willamette Activity Center, Oakridge. Data courtesy of Lane Regional Air Protection Agency (LRAPA)

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

• Partly cloudy tonight,
• Mostly cloudy with a slight (20%) chance of showers Wednesday afternoon, mostly cloudy with a (40%) chance of showers at night,
• Cloudy with a good (50%) chance of showers Thursday, a slight (20%) chance of showers in the evening, partly cloudy with a slight (20%) chance of showers late Thursday night,
• Then partly cloudy Friday and Friday night.
• lows 55-49 highs 82-77 warming back to 82 Friday.
• Mostly sunny Saturday, Sunday, and Monday, mostly clear Saturday night and Sunday night, then partly cloudy Monday night and Tuesday.
• highs 89-83 lows 50-54. (seasonal averages high 77 low 47).

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Forecast for the Umpqua Basin including Roseburg:

• Mostly cloudy tonight,
• Mostly cloudy with a (30%) chance of showers and a slight (20%) chance of thunderstorms Wednesday afternoon and evening, a (40%) chance of showers late Wednesday night,
• Mostly cloudy with a good (50%) chance of showers Thursday, a slight (20%) chance of showers Thursday night,
• Mostly cloudy Friday AM, partly cloudy and warmer in the afternoon, mostly clear at night.
• lows 54-56 cooling top 54 Friday night highs 82-76 warming to 83 Friday.
• Mostly sunny and warmer Saturday, Sunday, and Monday, mostly clear each night,
• Then just partly cloudy Tuesday.
• highs 93-88 lows near 56. (seasonal averages high 79 low 51)

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Forecast for the South Oregon Coast including Coos Bay and North Bend:

• Mostly cloudy tonight,
• Mostly cloudy with a good (50%) chance of showers Wednesday, showers likely (70%) Wednesday night,
• Cloudy with AM showers likely (60%) Thursday, a good (50%) chance of  showers in the afternoon, a slight (20%) chance of showers Thursday night,
• Partly cloudy Friday and at night.
• lows 54-57 cooling to 53 Thursday night and Friday night highs 66-68.
• Mostly sunny Saturday, mostly clear at night,
• Then partly cloudy Sunday through Tuesday.
• highs 70-63 Sunday and warming to 67 Tuesday lows near 55. (seasonal averages high 65 low 50)

Forecast for the Cascades in Lane County:

• Partly cloudy tonight,
• A mix of clouds and sun and cooler with a slight (20%) chance of showers and thunderstorms Wednesday afternoon, mostly cloudy with a good (50%) chance of showers and a slight (20%) chance of thunderstorms in the evening, a good (50%) chance of showers late Wednesday night (under 0.10 in. of rain possible, more in storms),
• Mostly cloudy and cooler with a good (50%) chance of showers Thursday, cloudy with a  (30%) chance of showers in the evening, partly cloudy with a slight (20%) chance of showers late Thursday night,
• Then partly cloudy Friday and Friday night.
• free air freezing level 14,000 ft. tonight, snow level above 8,000 ft. Wednesday through Thursday night, free air freezing level 13,000 ft. Friday, then 15,000 ft. Friday night.
• lows 49-42 highs 75-64 warming to 70 Friday.
• Mostly sunny Saturday, Sunday, and Monday (a bit cooler), mostly clear each night.
• snow level above 8,000 ft. Thursday through Friday night, free air freezing level 15,000 ft. Saturday through Sunday, 14,000 ft. Sunday night, 13,000 ft. Monday and Monday night,
• Then 14,000 ft. Tuesday.
• highs 79-70 lows near 47.

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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 and Lane County news on-line at EugeneDailyNews.com.

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