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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. Another frontal system will push into the Pacific Northwest.

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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 40 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 24 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:

• Mostly clear with patchy fog late tonight,
• Partly cloudy with patchy AM fog, mostly sunny Thursday afternoon, partly cloudy at night,
• Mostly cloudy Friday AM, partly cloudy in the afternoon, mostly cloudy with a (40%) chance of rain Friday night,
• Mostly cloudy with a (40%) chance of showers Saturday AM, a slight (20%) chance of afternoon showers, then mostly cloudy with a (30%) chance of showers at night.
• lows 50-52 cooling to 49 Saturday night highs 75-70.
• Cloudy with a slight (20%) chance of rain Sunday and Sunday night,
• Rain likely (70%) Monday (Columbus Day), rain Monday night,
• Showers likely (70%) Tuesday and at night,
• Then mostly cloudy with rain Wednesday.
• highs 70-59 lows 50-43. (seasonal averages high 68 low 42).

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Forecast for the Umpqua Basin including Roseburg:

• Partly cloudy with patchy fog late tonight,
• Mostly cloudy with patchy AM fog, sunny Thursday afternoon, mostly clear in the evening, mostly cloudy at night,
• Mostly cloudy Friday AM with a slight (20%) chance of showers, partly cloudy with a slight (20%) chance of showers in the afternoon and evening, mostly cloudy with a slight (20%) chance of rain late Friday night,
• Mostly cloudy with a slight (20%) chance of showers Saturday AM, partly cloudy with a slight (20%) chance of showers Saturday night.
• lows 52-49 warming back to 52 Saturday highs 79-74.
• Mostly cloudy with a slight (20%) chance of rain Sunday, mostly cloudy with a (30%) chance of rain, late Sunday night,
• Cloudy with a (40%) chance of rain Monday AM (Columbus Day), rain likely (60%) Monday night and Tuesday AM, showers Tuesday afternoon, then rain and cooler Tuesday night and Wednesday.
• highs 74-60 lows 50-52 cooling to 45 Tuesday night. (seasonal averages high 70 low 46)

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

• Partly cloudy this evening, mostly cloudy with patchy coastal fog tonight while patchy fog late at night inland,
• Mostly cloudy with patchy AM fog, partly cloudy Thursday afternoon and evening, party cloudy in the evening, mostly cloudy with patchy coastal fog late at night,
• Mostly cloudy with a slight (20%) chance of showers Friday, a slight (20%) chance of rain inland Friday night while a slight (20%) chance of rain late at night,
• Mostly cloudy with a slight (20%) chance of showers Saturday AM, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy Saturday night,
• lows near 54 highs 67-63.
•  Mostly cloudy Sunday, a (40%) chance of rain late Sunday night,
• Rain likely (70%) Monday (Columbus Day) and Monday night,
• AM rain likely (70%) Tuesday, showers in the afternoon, showers likely (70%) Tuesday evening, then rain late Tuesday night and Wednesday.
• highs 67-58 lows near 53. (seasonal averages high 62 low 47)

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Forecast for the Cascades in Lane County:

• Mostly clear and cooler tonight,
• Mostly sunny Thursday, partly cloudy at night,
• Mostly sunny Friday AM, partly cloudy in the afternoon and evening, mostly cloudy with a (40%) chance of rain late Friday night,
• Mostly cloudy with a (40%) chance of showers Saturday AM, a slight (20%) chance of showers in the afternoon, then a slight (20%) chance of rain Saturday night.
• free air freezing level 12,000 ft. tonight through Thursday night, then snow level above 8,000 ft. Friday through Saturday night.
• lows 40-43 cooling to 39 Saturday night highs 67-57.
• Cloudy with a slight (20%) chance of rain Sunday and Sunday night,
• A good (50%) chance of Monday (Columbus Day), rain likely (70%) at night,
• Rain and snow showers Tuesday, showers at night,
• Then mostly cloudy with rain Wednesday.
• snow level above 8,000 ft. Saturday through Monday, 7,500 ft. Monday night, 5,000 ft. Tuesday, 6,500 ft. Tuesday night, then 6,000 ft. Wednesday.
• highs 59-48 lows 40-34.

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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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