Here is my new weekly weather quiz question. What is a “Symmetric Double Eye?”  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. Good luck.

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An upper level low pressure trough cools us down as it moves in but first short lived high pressure warms us for one day, today. By Friday another frontal system will move through Oregon.

 

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 20 in the Good category measuring Ozone.

Oakridge: The Air Quality Index is 16 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 18 in the Good category measuring Ozone.

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

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Advisories:

• A RED FLAG WARNING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITH IS IN EFFECT FROM NOON UNTIL 9 PM TODAY FOR THE KLAMATH BASIN AND THE FREMONT-WINEMA NATIONAL FOREST IN OREGON.
• A Blue-Green Algae health advisory is in effect for Odell Lake in Lane County. Water testing has confirmed the presence of blue-green algae and the toxins they produce. People should avoid swallowing water while swimming or inhaling water droplets as a result of high-speed water activities, such as water skiing or power boating, in areas where blooms are identified. Although toxins are not absorbed through the skin, people who have skin sensitivities may experience a puffy, red rash at the affected area.
• A Blue-Green Algae health advisory remains in effect for Howard Bay (sometimes called Howards Bay or Howard’s Bay) in Upper Klamath Lake ONLY. People should avoid swallowing water while swimming or inhaling water droplets as a result of high-speed water activities, such as water skiing or power boating, in areas where blooms are identified. Although toxins are not absorbed through the skin, people who have skin sensitivities may experience a puffy, red rash at the affected area.

 

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

• Sunny today, clear this evening, partly cloudy late tonight,
• AM clouds Tuesday, sunny and a bit cooler in the afternoon, clear Tuesday night,
• Mostly sunny and a bit warmer Wednesday, then clear at night.
• highs 85-78 warming back to 85 Wednesday lows 52-55.
• Mostly sunny and a bit warmer Thursday, clear in the evening, partly cloudy Thursday night,
• Partly cloudy in the AM, sunny but a bit cooler n the afternoon Friday, Saturday and a bit warmer Sunday, clear in the evenings, then partly cloudy partly cloudy each night,
• highs 90-82 warming to 85 Sunday lows near 55. (seasonal averages high 84 low 52)

 

 

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Eugene-Springfield Pollen Count:

Grass………. Moderate (5)

Trees………. Low (0)

Last Counted: 7/29/16

Data Courtesy of Oregon Allergy Associates.

The Grass and Tree Pollen season is officially over now.

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Forecast for Roseburg:

• Sunny this afternoon, mostly clear tonight,
• Cloudy Tuesday AM, sunny and a bit cooler in the afternoon, clear Tuesday night,
• Sunny Wednesday and a bit warmer in the afternoon, then clear Wednesday night.
• highs 87-83 warming back to 87 Wednesday lows 57-55 warming back to 57 Wednesday night.
• AM clouds, sunny Thursday afternoon, clear at night,
• Then partly cloudy and a bit cooler Friday through Sunday.
• highs 88-84 lows 59-57. (seasonal averages high 86 low 57)

 

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Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Sunny this afternoon, clear in the evening, mostly cloudy late tonight,
• Cloudy Tuesday AM, partly cloudy in the afternoon, mostly clear Tuesday night,
• Mostly cloudy Wednesday AM, partly cloudy in the afternoon, then mostly clear Wednesday night.
• highs 63-65 lows 56-54.
• AM clouds, partly cloudy Thursday afternoon, mostly clear Thursday,
• Mostly cloudy Friday through Sunday AM, then sunny Sunday.
• highs near 65 lows near 55. (seasonal averages high 65 low 53)

 

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Forecast for the Cascades in Lane County:

• Sunny and a bit warmer today, clear this evening, partly cloudy late tonight,
• A mix of clouds and sun in the AM, sunny and a bit cooler Tuesday afternoon, clear Tuesday night,
• Sunny and a bit warmer Wednesday, then clear Wednesday night.
• free air freezing level 15,000 ft. today and tonight, 14,000 ft. Tuesday through Wednesday, then 15,000 ft. Wednesday night.
• highs 78-67 warming back to 78 Wednesday lows 44-42 warming to 48 Wednesday.
• Mostly sunny and a bit warmer Thursday, partly cloudy in the evening, clear at night,
• Sunny Friday AM, partly cloudy with a slight (20%) chance of showers and thunderstorms in the afternoon and evening, just partly cloudy Friday night,
• AM sun, partly cloudy with a slight (20%) chance of showers and thunderstorms Saturday afternoon, a slight (20%) chance of evening thunderstorms, mostly clear late at night,
• Then mostly sunny Sunday.
• free air freezing level 15,000 ft. Thursday and Thursday night, snow level above 8,,000 ft. Friday through Saturday night, then free air freezing level 14,000 ft. Sunday.
• highs 80-76 cooling to 74 Saturday night lows 49-45.

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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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