Here is my weekly weather quiz question. What is “AWIPS?” The first person to post the correct answer as a comment on this page will win a week of free personalized weather forecasts tailored to your needs.  Good luck.

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An Upper Level High Pressure Ridge (Shaded “Arch” shape with blue arrows) is moving in bringing sunshine and dry weather.  The graphics for days 3-7 show that no frontal systems will move through the Pacific Northwest until next Wednesday through Friday. The weather is looking perfect for the Prefontaine Classic Saturday. The whole long Memorial Day Holiday Weekend is looking bright, dry and warmer.

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 16 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 10 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 6 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

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Home Wood Heating Advisory:

Eugene-Springfield: GREEN – Burning is Allowed.

Oakridge: GREEN – Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

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Advisories:

• A Permanent Health Advisory remains in effect for the South Umpqua River and Lawson Bar. Pools in the bedrock along the rivers edge are known to develop Blue-green Algae (cyanobacterial) blooms that can be harmful to pets and people if accidental ingestion occurs. Signs have been posted along several access areas along the river.

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

• Clear tonight,
• Sunny and a bit warmer Saturday, mostly clear Saturday night,
• Mostly sunny and a bit warmer Sunday, partly cloudy at night,
• Mostly sunny and a bit cooler Monday (Memorial Day), then partly cloudy and a bit cooler Monday night.
• lows 50-52 highs 85-83.
• Partly cloudy and a bit cooler Tuesday and in the evening, mostly cloudy with a slight (20%) chance of showers late Tuesday night,
• Mostly cloudy and a bit cooler with a slight (20%) chance of showers Wednesday and in the evening, just partly cloudy late at night,
• A mix of clouds and sun and a bit cooler Thursday, partly cloudy Thursday night and Friday AM, then mostly sunny and a bit warmer with a slight (20%) chance of showers Friday afternoon.
• highs 75-70 warming to to 73 Friday lows near 48. (seasonal averages high 69 low 45)

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Eugene-Springfield Pollen Count:

Grass………. High (117)

Trees………. Moderate (17)

Last Counted: 5/26/17

Data Courtesy of Oregon Allergy Associates.

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Forecast for Roseburg:

• Clear tonight,
• Sunny and a bit warmer Saturday, clear at night,
• Sunny and a bit warmer Sunday, mostly clear in the evening, partly cloudy late Sunday night, and Monday AM, sunny and a bit cooler in the afternoon (Memorial Day), then partly cloudy with a slight (20%) chance of thunderstorms and a bit cooler Monday night.
• lows 52-56 highs 88-90 cooling to 83 Monday.
• Partly cloudy with a slight (20%) chance of thunderstorms and a bit cooler Tuesday, mostly cloudy and a bit cooler with a slight (20%) chance of thunderstorms Tuesday night and Wednesday, a slight (20%) chance of evening showers, partly cloudy late Wednesday night through Thursday night),
• Then sunny and a bit warmer Friday.
• highs 77-80 lows near 542. (seasonal averages high 72 low 49)

 

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

• Partly cloudy with a slight (20%) chance of coastal rain and drizzle this evening and mostly cloudy with patchy coastal fog late tonight while mostly clear inland tonight,
• Mostly cloudy with patchy AM coastal fog and partly cloudy Saturday afternoon while sunny inland Saturday, partly cloudy in the evening with a slight (20%) chance of coastal rain and drizzle and mostly cloudy with a slight (20%) chance of rain and drizzle late at night while clear inland in the evening and partly cloudy inland late Saturday night,
• Cloudy with patchy AM coastal fog and a slight (20%) chance of rain and drizzle and partly cloudy in the afternoon while partly cloudy and a bit cooler inland Sunday afternoon, mostly clear in the evening, then partly cloudy Sunday night through Monday night (Memorial Day).
• lows 50-52 highs 62-60.
• Mostly cloudy and a bit warmer Tuesday and Tuesday night,
• Mostly cloudy Wednesday with a slight (20%) chance of showers and a bit warmer in the afternoon and evening, mostly clear late Wednesday night,
• Sunny Thursday AM, partly cloudy in the afternoon, mostly clear at night,
• Then mostly sunny Friday.
• highs 56-60 lows 53-55 cooling back to 53 Thursday night. (seasonal averages high 60 low 48)

 

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Forecast for the Cascades in Lane County:

• Clear tonight,
• Sunny and a bit warmer Saturday, mostly clear at night,
• Mostly sunny and a bit warmer Sunday, partly cloudy  Sunday night,
• Mostly sunny in the AM, partly cloudy and a bit cooler with a slight (20%) chance of showers and thunderstorms Monday (Memorial Day) afternoon and evening, just partly cloudy at night.
• free air freezing level 11,000 ft. late tonight, 11,000 ft. rising to 12,000 ft. Saturday afternoon, 12,000 ft. Saturday night and Sunday, 13,000 ft. Sunday night and  Monday morning, snow level above 8,000 ft. Monday afternoon and Monday night.
• lows 42-44 highs 76-80.
• Partly cloudy and a bit cooler Tuesday with a slight (20%) chance of showers and thunderstorms, mostly cloudy with a slight (20%) chance of showers and thunderstorms Tuesday night,
• Mostly cloudy with a slight (20%) chance of AM showers, a (40%) chance of showers and a slight (20%) chance of thunderstorms and a bit cooler Wednesday afternoon and evening,  partly cloudy with a slight (20%) chance of showers late Wednesday night,
• A mix of clouds and sun with a slight (20%) chance of showers Thursday afternoon, partly cloudy with a slight (20%) chance of evening showers, partly cloudy late Thursday night and Friday AM, then mostly sunny and a bit warmer Friday afternoon.
• snow level above 8,000 ft. Tuesday through Thursday night, then free air freezing level 12,000 ft. Friday.
• highs 72-64 warming to 68 Friday lows 42-38.

 

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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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