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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) will slowly move eastward away from us. The offshore airflow will switch to onshore bringing more 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 57 in the Moderate category measuring Particulate Matter at HWY 99, Eugene. Data courtesy of Lane Regional Air Protection Agency (LRAPA)

Oakridge: The Air Quality Index is 19 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:

• Patchy AM fog, mostly sunny and a bit cooler today, partly cloudy patchy fog late tonight and Wednesday AM, partly cloudy and cooler in the afternoon, then partly cloudy Wednesday night through Thursday night.
• highs 84-72 lows 53-50.
• A mix of clouds and sun with a slight (20%) chance of rain Friday, mostly cloudy with a (40%) chance of rain at night,
• Mostly cloudy with a good (50%) chance of rain Saturday and Saturday night,
• Cloudy with rain likely (70%) Sunday through Monday (Columbus Day).
• highs 72-68 lows 54-52. (seasonal averages high 69 low 43).

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Forecast for the Umpqua Basin including Roseburg:

• Patchy AM fog, sunny and cooler today, mostly clear with patchy fog tonight,
• Patchy AM fog, sunny Wednesday afternoon, mostly clear in the evening, partly cloudy with patchy fog late at night,
• Patchy AM fog, then partly cloudy Thursday and Thursday night.
• highs 84-74 lows near 50.
• Partly cloudy Friday AM, mostly cloudy with a slight (20%) chance of showers and warmer Friday afternoon, a (40%) chance of rain Friday night,
•  Mostly cloudy with a good (50%) chance of rain Saturday, a slight (20%) chance of evening showers, a slight (20%) chance of rain late Saturday night,
• Mostly cloudy with a (40%) chance of rain Sunday, then cloudy with a good (50%) chance of rain Sunday night and Monday AM (Columbus Day), rain likely (70%) in the afternoon.
• highs 76-69 lows 49-52. (seasonal averages high 71 low 46)

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

• Partly cloudy with patchy AM fog, sunny and cooler this afternoon, mostly clear this evening, partly cloudy with patchy fog late tonight,
• Mostly cloudy with patchy fog at the shore Wednesday AM and sunny with lingering fog in the afternoon while patchy AM fog inland and sunny in the afternoon, clear in the evening, mostly cloudy with patchy coastal fog at night while patchy fog late at night inland,
• Patchy AM fog, mostly cloudy Thursday afternoon, then a slight (20%) chance of showers late Thursday night.
• highs 68-66 lows near 55.
• Mostly cloudy with a slight (20%) chance of showers Friday and in the evening, a (30%) chance of rain Friday night,
• Mostly cloudy with a (40%) chance of showers Saturday and Saturday night,
• Mostly cloudy with a good (50%) chance of rain Sunday and Sunday night,
• Cloudy with a good (50%) chance of rain Monday AM (Columbus Day), then rain likely (70%) Monday afternoon.
• highs 68-65 lows 53-56. (seasonal averages high 62 low 47)

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Forecast for the Cascades in Lane County:

• Sunny today, mostly clear tonight,
• Mostly sunny Wednesday, partly cloudy and cooler at night,
• Then partly cloudy Thursday and Thursday night.
• free air freezing level 12,000 ft. today and tonight, 11,000 ft. Wednesday and Wednesday night, 10,000 ft. Thursday, then 11,000 ft. Thursday  night.
• highs 72-64 lows 45-43.
• A mix of clouds and sun with a slight (20%) chance of rain Friday, mostly cloudy with a (40%) chance of rain Friday night,
• Mostly cloudy with a good (50%) chance of rain Saturday and Saturday night,
• Then cloudy with rain likely (70%) Sunday through Monday (Columbus Day).
• snow level above 8,000 ft. Friday through Monday.
• highs 65-58 lows 44-40 warming to 43 Sunday 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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