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Check out my latest Eugene Daily News Weather Or Not Column Who Came Up With That “Cool Idea?”

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And don’t forget my latest feature story in the continuing series on service club organizations called Who Are The Soroptimists And What Are They Doing?

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Here is my new weekly weather quiz question. What is a “parhelion?”  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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A trough of low pressure (“U” shape in blue arrows) is going to give us a chance of showers continuing through today. Then look for a serious warm-up.

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Advisories:

• A RED FLAG WARNING IS IN EFFECT FROM 2 PM UNTIL 11 PM TODAY FOR THUNDERSTORMS PRODUCING ABUNDANT LIGHTNING FOR FREEMONT WINEMA NATIONAL FOREST AND ADJACENT DESERTS TO THE EAST.
• A RED FLAG WARNING IS IN EFFECT UNTIL 5 PM TODAY FOR THUNDERSTORMS PRODUCING ABUNDANT LIGHTNING FOR THE EAST SLOPES OF THE CENTRAL OREGON CASCADES, THE DESCHUTES NATIONAL FOREST MINUS -SISTERS RANGER DISTRICT.
• A RED FLAG WARNING IS IN EFFECT UNTIL 11 PM TONIGHT FOR ABUNDANT LIGHTNING FOR THE EAST SLOPES OF THE OF THE NORTHERN OREGON CASCADES, THE LOWER COLUMBIA BASIN OF OREGON, THE SOUTHERN BLUE AND STRAWBERRY MOUNTAINS, THE CENTRAL BLUE MOUNTAINS, AND THE WALLOWA DISTRICT.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 15 in the Good category measuring Ozone at Amazon Park, Eugene. Data courtesy of Lane Regional Air Protection Agency (LRAPA)

Oakridge: The Air Quality Index is 12 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 cloudy with showers likely (70%) and a slight (20%) chance of thunderstorms today (0.50 in. of rain possible, more in storms, gusty winds, small hail), partly cloudy with a good (50%) chance of showers and a slight (20%) chance of thunderstorms this evening, a slight (20%) chance of showers late tonight (under 0.10 in. of rain possible),
• Mostly cloudy with a slight (20%) chance of showers in the AM, partly cloudy and warmer late Thursday afternoon, mostly clear at night,
• Partly cloudy in the AM, mostly sunny Friday afternoon, then clear at night.
• highs 73-87 lows 49-56.
• Mostly sunny Saturday and Sunday , mostly clear at night,
• Mostly sunny Sunday and Monday, mostly clear at night,
•  Sunny Monday and Tuesday, clear Monday night.
• highs 92-88 lows near near 58. (seasonal averages high 86 low 57)

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Forecast for the Umpqua Basin including Roseburg:

• Mostly cloudy with showers this AM, showers and a slight (20%) chance of thunderstorms this afternoon (0.20 in. of rain possible), partly cloudy with a slight (20%) chance of showers tonight (under 0.01 in. of rain possible),
• Partly cloudy in the AM, sunny and warmer Thursday afternoon, clear at night,
• Sunny Friday, then clear at night.
• highs 73-88 lows 52-57.
• Sunny Saturday, clear at night,
• Mostly sunny Sunday and Monday, mostly clear at night,
• Then sunny Tuesday.
• highs 90-95 cooling to 89 Tuesday lows 59-62. (seasonal averages high 86 low 57)

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

• Mostly cloudy with showers likely (60%) and a good (50%) chance of thunderstorms at the shore today while morning rain inland and showers and a slight (20%) chance of thunderstorms inland this afternoon (0.30 in. of rain possible), partly cloudy with a slight (20%) chance of evening coastal rain, mostly cloudy with patchy coastal fog late tonight,
• Partly cloudy with patchy AM coastal fog, sunny Thursday afternoon, then clear at night.
• highs near 63-65 lows 52-55.
• Sunny Friday, mostly clear at night,
• Mostly sunny Saturday, Sunday, Monday, and Tuesday, mostly clear each night.
• highs 66-63 lows near 56. (seasonal averages high 65 low 53).

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Forecast for the Cascades in Lane County:

• Mostly cloudy with showers likely (60%) and a slight (20%) chance of thunderstorms this AM, showers and a slight (20%) chance of thunderstorms this afternoon and in the evening (0.50 in. of rain possible), a good (50%) chance of showers and colder late tonight,
• Partly cloudy with a slight (20%) chance of showers Thursday AM, just partly cloudy in the afternoon, mostly clear Thursday night,
• Mostly sunny and warmer Friday, then mostly clear Friday night.
• snow level above 8,000 ft. falling to 8,000 ft. this afternoon, 7,500 ft. tonight, 7,000 ft. Thursday AM, free air freezing level 10,000 ft. Thursday night, 11,0000 ft. Friday, then 12,000 ft. Friday night.
• highs 60-77 lows 38-49.
• Mostly sunny Saturday, clear at night,
• Then sunny Sunday, Monday, and Tuesday, clear each night.
• free air freezing level 13,000 ft. Saturday, 15,000 ft. Saturday night, 14,000 ft. Sunday, 15,000 ft. Sunday night, 14,000 ft. Monday., then 15,000 ft. Monday night and Tuesday
• highs 83-78 lows 52-54.

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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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