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Check out my latest Eugene Daily News Weather Or Not Column Ahoy There, Matey!

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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 is “anomalous propagation?” 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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An upper level high pressure ridge (Shaded “Arch” shape with blue arrows) is moving eastward away from us. The onshore airflow is bringing some clouds our way. A frontal system will bring the chance of rain between Friday and Saturday.

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Advisories:

• THE HEALTH ADVISORIES ISSUED FOR THE PRESENCE OF BLUE-GREEN ALGAE IN CULLABY LAKE JUST OFF HWY 101 BETWEEN ASTORIA AND SEASIDE IN CLATSOP COUNTY OREGON, WALTERVILLE POND IN LANE COUNTY AND THE LOWER WILLAMETTE RIVER FROM THE SOUTH END OF ROSS ISLAND DOWNSTREAM TO THE SOUTH END OF SAUVIE ISLAND IN MULTNOMA COUNTY  HAVE BEEN LIFTED.
• A HEALTH ADVISORY CONTINUES FOR THE PRESENCE OF BLUE-GREEN ALGAE  IN WICKIUP RESERVOIR IN DESCHUTES COUNTY, 40 MILES SW OF BEND, FOR TENMILE LAKES IN COOS 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 38 in the Good category measuring Particulate Matter at Springfield City Hall. Data courtesy of Lane Regional Air Protection Agency (LRAPA)

Oakridge: The Air Quality Index is 25 in the Good 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:

• Areas of fog this AM, mostly sunny and cooler this afternoon, partly cloudy with patchy fog late tonight,
• Mostly cloudy with patchy AM fog, partly cloudy Thursday afternoon and at night,
• A mix of clouds and sun in the AM, becoming mostly cloudy with a slight (20%) chance of rain Friday afternoon, then a (40%) chance of rain at night.
• highs 75-70 lows near 50.
• Mostly cloudy with a (40%) chance of rain Saturday, a (30%) chance of rain at night,
• Cloudy with a (40%) chance of Sunday and Sunday night,
• Rain likely (60%) Monday (Columbus Day), rain Monday night,
• Then mostly cloudy with showers likely (70%) Tuesday.
• highs 73-64 lows 52-54 cooling back to 52 Monday night. (seasonal averages high 68 low 42).

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Forecast for the Umpqua Basin including Roseburg:

• Partly cloudy with patchy fog this AM, sunny this afternoon, mostly clear with patchy fog late tonight,
• Partly cloudy with patchy AM fog, sunny Thursday afternoon, mostly clear in the evening, partly cloudy at night,
• Mostly sunny Friday with a slight (20%) chance of afternoon showers, partly cloudy in the evening, then mostly cloudy with a (30%) chance of rain late Friday night.
• highs 80-76 lows 52-50.
• Mostly cloudy with a slight (20%) chance of rain Saturday and in the evening, mostly cloudy  with a slight (20%) chance of showers Saturday night,
• Mostly cloudy with a slight (20%) chance of showers Sunday AM, a slight (20%) chance of afternoon rain, cloudy with a good (50%) chance of rain Sunday night,
• Rain likely (60%) Monday (Columbus Day), Monday night, and Tuesday AM, then showers Tuesday afternoon.
• highs 74-64 lows 50-52. (seasonal averages high 70 low 46)

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

• Mostly cloudy with patchy AM fog inland and patchy fog at the shore this AM and sunny with lingering coastal fog this afternoon while patchy AM fog inland and sunny this afternoon, partly cloudy in the evening, mostly cloudy with patchy coastal fog at night while patchy fog late at night inland,
• Mostly cloudy with patchy AM fog, mostly sunny Thursday afternoon, party cloudy in the evening, mostly cloudy at night,
• Mostly cloudy with a slight (20%) chance of showers Friday, partly cloudy in the afternoon with a (30%) chance of showers, a slight (20%) chance of showers, mostly cloudy with a (30%) chance of rain Friday night.
• highs 67-63 lows near 54.
• Mostly cloudy with a (40%) chance of rain Saturday, a slight (20%) chance of evening rain, a slight (20%) chance of showers late Sunday night.
• Cloudy with rain likely (70%) Monday (Columbus Day) and Monday night,
• AM rain likely (70%) Tuesday, then showers in the afternoon.
• highs 67-60 lows near 55. (seasonal averages high 62 low 47)

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Forecast for the Cascades in Lane County:

• Mostly sunny today, partly cloudy and cooler tonight,
• Partly cloudy Thursday through Friday, mostly cloudy with a slight (20%) chance of rain in the evening, a (40%) chance of rain late Friday night.
• free air freezing level 13,000 ft. today, 12,000 ft. tonight through Friday, then snow level above 8,000 ft. Friday night.
• highs 72-64 lows 45-42.
• Mostly cloudy with a (40%) chance of rain Saturday, a slight (20%) chance of rain Saturday night,
• Cloudy with a slight (20%) chance of rain Sunday, a (40%) chance of rain Sunday night,
• Rain likely (60%) Monday (Columbus Day) and at night,
• Then showers Tuesday.
• snow level above 8,000 ft. Saturday through Monday night, then 6,000 ft. Tuesday.
• highs 59-49 lows 40-43 cooling back to 40 Monday night.

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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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