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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) will move in bringing a cooling trend to the Pacific Northwest.

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Advisories:

• A HEALTH ADVISORY CONTINUES FOR THE PRESENCE OF BLUE-GREEN ALGAE HAS BEEN ISSUED FOR TENMILE LAKES IN COOS COUNTY.
• 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 43 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 78 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:

• Cloudy this AM, partly cloudy and cooler this afternoon and evening, just mostly cloudy late tonight,
• Mostly cloudy with a slight (20%) chance of showers Wednesday afternoon, mostly cloudy with a good (50%) chance of showers at night,
• Mostly cloudy with a good (50%) chance of showers Thursday, then a slight (20%) chance of showers Thursday night.
• highs 80-77 lows near 55.
• AM clouds, a mix of clouds and sun Friday afternoon, partly cloudy Friday night and Saturday AM, mostly sunny in the afternoon, partly cloudy at night,
• Then mostly sunny Sunday and Monday, mostly clear Sunday night.
• highs 80-89 cooling to 83 Monday lows 49-55. (seasonal averages high 77 low 47).

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Forecast for the Umpqua Basin including Roseburg:

• Partly cloudy today, mostly cloudy tonight,
• Mostly cloudy with a slight (20%) chance of AM showers, a (30%) chance of showers and a slight (20%) chance of thunderstorms Wednesday afternoon and evening, mostly cloudy with a (40%) chance of showers late Wednesday night,
• Mostly cloudy with a (30%) chance of showers Thursday, then a slight chance of showers in the evening, then mostly cloudy with a slight (20%) chance of showers Thursday night.
• highs 85-79 lows 54-52.
• Mostly cloudy Friday AM, sunny and warmer in the afternoon, mostly clear at night,
• Mostly sunny and warmer Saturday and Sunday, mostly clear both nights,
• Then partly cloudy Monday AM and sunny in the afternoon.
• highs 84-92 cooling to 88 Monday 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 with areas of AM coastal fog and drizzle, partly cloudy this afternoon, mostly cloudy tonight,
• Mostly cloudy with a good (50%) chance of showers Wednesday and Wednesday night,
• Cloudy with a (40%) chance of showers Thursday and in the evening, then mostly late cloudy Thursday night.
• highs 67-64 lows 52-54 cooling to 50  Thursday night.
• Partly cloudy Friday and at night,
• Mostly sunny Saturday, mostly clear at night,
• Partly cloudy Sunday AM, sunny in the afternoon, mostly clear at night,
• Then mostly sunny Monday.
• highs 66-70 cooling to 63 Sunday and warming to 67 Monday lows near 54. (seasonal averages high 65 low 50)

Forecast for the Cascades in Lane County:

• Mostly sunny and cooler this afternoon, partly cloudy in the evening, mostly cloudy late tonight,
• Mostly cloudy and cooler with a slight (20%) chance of showers and thunderstorms Wednesday afternoon, mostly cloudy with a (40%) chance of showers and a slight (20%) chance of thunderstorms in the evening, a  good (50%) chance of showers late Wednesday night,
• Mostly cloudy and cooler 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.
• free air freezing level 14,000 ft. today and tonight, then snow level above 8,000 ft. Wednesday through Thursday night.
• highs 73-64 lows 42-49 cooling to 46 Thursday night.
• Partly cloudy with a slight (20%) chance of showers Friday and in the evening, partly cloudy Friday night.
• 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 Monday.
• highs 70-79 cooling to 72 Monday lows 42-48.

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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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