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Check out my latest Eugene Daily News Weather Or Not Column We’re Having A Heatwave. What To Do?

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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 “Derecho?” (Hint: One has been in the news lately.)  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 high pressure ridge (“Arch” shape in blue arrows offshore) is slowly weakening and an upper level low will slide in toward the weekend returning the slight chance of showers. The temperatures will fluctuate a bit lower, a bit higher, then back up a bit, but will stay pretty stable through the weekend.

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Advisories:

• A HEAT ADVISORY IS IN EFFECT UNTIL 10 PM TONIGHT FOR EASTERN CURRY COUNTY, JOSEPHINE COUNTY, AND JACKSON COUNTY.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 58 in the Moderate category measuring Particulate Matter at Springfield City Hall. Data courtesy of Lane Regional Air Protection Agency (LRAPA)

Oakridge: The Air Quality Index is 45 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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Eugene-Springfield Pollen Count:

Grass……….High (34)

Trees……….Low (12)

Last Counted: 7/11/14

Data Courtesy of Oregon Allergy Associates.

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

• Mostly sunny and not quite as hot today, clear this evening, partly cloudy late tonight,
• Cloudy Thursday morning, sunny in the afternoon, partly cloudy at night and Friday AM, sunny in the afternoon, clear in the evening, then partly cloudy late Friday night.
• highs 92-83 lows 54-50 warming to 55 Friday night.
• Partly cloudy Saturday, mostly cloudy with a slight (20%) chance of showers late at night through Sunday night,
• Mostly cloudy with a slight (20%) chance of showers Monday and Monday night,
• Then a mix of clouds and sun Tuesday.
• highs 80-78 lows 56-58. (seasonal averages high 83 low 52)

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Forecast for the Umpqua Basin including Roseburg:

• Sunny and warm today, mostly clear tonight,
• Mostly cloudy Thursday AM, sunny and a bit cooler in the afternoon, mostly clear at night,
• Sunny Friday, then mostly clear Friday night.
• highs 95-86 lows near 57.
• Mostly sunny Saturday, mostly clear in the evening, mostly cloudy with a slight (20%) chance of showers Saturday night,
• Mostly cloudy Sunday AM, partly cloudy Sunday afternoon, mostly cloudy with a slight (20%) chance of showers Sunday night through Monday evening, just mostly cloudy late at night and Tuesday AM, then partly cloudy Tuesday afternoon.
• highs 84-77 lows near 60. (seasonal averages high 85 low 57)

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

• Mostly cloudy with patchy coastal fog this AM, sunny this afternoon, mostly clear this evening, mostly cloudy late with patchy fog tonight,
• Cloudy with patchy AM fog, sunny Thursday afternoon, mostly clear in the evening, then partly cloudy late Thursday night,
• Mostly cloudy Friday AM, sunny in the afternoon, mostly clear in the evening, then mostly cloudy late Friday night.
• highs 62-64 lows 54-57.
• Mostly cloudy Saturday AM, partly cloudy in the afternoon and evening, mostly cloudy with a slight (20%) chance of showers late Saturday night,
• Mostly cloudy with a slight (20%) chance of showers Sunday through Monday night,
• Then just mostly cloudy Tuesday.
• highs 65-62 warming back to 65 Tuesday lows 56-60. (seasonal averages high 65 low 53).

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Forecast for the Cascades in Lane County:

• Sunny today, mostly clear tonight,
• Mostly sunny Thursday, mostly clear at night,
• Sunny Friday, then clear at night.
• free air freezing level 16,000 ft. today through Friday night.
• highs 85-73 lows 48-45.
• Sunny Saturday AM, partly cloudy in the afternoon, partly cloudy with a slight (20%) chance of showers Saturday night,
• A mix of clouds and sun with a slight (20%) chance of showers Sunday, mostly cloudy with a slight (20%) chance of showers Sunday night and Monday, mostly cloudy with a slight chance of evening showers, then just mostly cloudy late Monday night and Tuesday.
• free air freezing level 15,000 ft. Saturday, then snow level above 8,000 ft. Saturday night through Tuesday.
• highs near 69 lows near 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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