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Check out my latest Eugene Daily News Weather Or Not Column They Have Been Getting Harder To Find These Days

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And don’t forget my latest feature story in the continuing series on service club organizations called This Moose Isn’t Named Bullwinkle.

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And my feature article about Contractors Electric called Is The Ground Wire The White One Or The Black One?

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Here is my new weekly weather quiz question. What is a “theodolite?”  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) has been controlling our allowing temperatures to rise to well above normal. The ridge will move to the east allowing a increased marine flow of air to cool us down.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 47 in the Good category measuring Ozone.

Oakridge: The Air Quality Index is 28 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 58 in the Good category measuring Ozone.

Data courtesy of Lane Regional Air Protection Agency (LRAPA).

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Advisories:

• A HEAT ADVISORY IS IN EFFECT UNTIL 11 PM THIS EVENING FOR THE GREATER PORTLAND METRO AREA, THE CENTRAL WILLAMETTE VALLEY AND THE SOUTH WILLAMETTE VALLEY.

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

• Clear tonight,
• Then mostly sunny Tuesday, mostly clear at night,
• Partly cloudy Wednesday AM, mostly sunny and a bit cooler in the afternoon, mostly clear Wednesday night,
• Mostly sunny Thursday, then clear Thursday night.
• lows 56-45 warming back to 56 Thursday night highs 90-80 warming to 83 Thursday.
• Sunny Friday, mostly clear at night,
• Mostly sunny Saturday, then partly cloudy Saturday night through Monday.
• highs 78-80 cooling to 74 Monday lows 52-48 warming to 50 Sunday night. (seasonal averages high 71 low 47)

Eugene-Springfield Pollen Count:

Trees: Moderate- 29

Grass: Very High- 786

Reading as of: 6/8/15

Data courtesy of Oregon Allergy Associates.

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Forecast for the Umpqua Basin including Roseburg:

• Mostly clear with a slight (20%) chance of thunderstorms this evening, partly cloudy late tonight,
• Sunny in the AM, partly cloudy Tuesday and a bit cooler with a slight (20%) chance of isolated thunderstorms in the afternoon, partly cloudy at night,
• Sunny, not as warm, Wednesday and Thursday, then mostly clear at night.
• lows 62-53 highs 94-84 warming to 86 Thursday.
• Sunny Friday, mostly clear at night,
• Mostly sunny Saturday, mostly clear Saturday night,
• Sunny Sunday AM, then partly cloudy in the afternoon through Monday.
• highs 90-76 lows 52-54. (seasonal averages high 74 low 50)
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Forecast for the South Oregon Coast including Coos Bay and North Bend:

• Mostly clear this evening with a slight (20%) chance of inland thunderstorms, partly cloudy late tonight through Tuesday night,
• Mostly cloudy in the AM, sunny and a bit cooler Wednesday afternoon, mostly cloudy in the evening, then partly cloudy late Wednesday night through Thursday night.
• lows near 52 highs 65-58 warming to 65 Thursday.
• Partly cloudy Friday through Saturday, mostly clear Saturday night,
• Then partly cloudy Sunday through Monday.
• highs 58-64 cooling to 62 Monday lows near 52. (seasonal averages high 61 low 50)

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Forecast for the Cascades in Lane County:

• Mostly clear with a slight (20%) chance of thunderstorms this evening, mostly clear late tonight,
• Sunny Tuesday AM, partly cloudy with a slight (20%) chance of thunderstorms in the afternoon, partly cloudy with a slight (20%) chance of showers and thunderstorms in the evening, just partly cloudy late Tuesday night,
• Mostly sunny and cooler Wednesday, then clear at night,
• Mostly sunny Thursday, then clear at night.
• snow level above 8,000 ft. tonight through Tuesday night, free air freezing level 14,000 ft. Wednesday and Wednesday night, then 15,000 ft. Thursday and Thursday night.
• lows 55-45 warming to 47 Thursday night highs 79-70.
• Sunny Friday, clear at night,
• Mostly sunny Saturday, mostly clear Saturday night,
• Mostly sunny in the AM, partly cloudy Sunday afternoon and night,
• A mix of clouds and sun Monday AM, then mostly sunny in the afternoon.
• free air freezing level 15,000 ft. falling to 14,000 ft. Friday, 14,000 ft. Friday night through Saturday night, 14,000 ft. falling to 13,000 ft. Sunday afternoon, 13,000 ft. Sunday night, then 13,000 ft. falling to 12,000 ft. Monday.
• highs 72-65 lows 45-47.

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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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