Here is my new weekly weather quiz question. What is “Arctic Sea Smoke?” Please remember to post your answer at the bottom of this page. 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 (Shaded “U” shape with blue arrows) has taken control of our weather once again. The graphic for days 1-3 shows the cold front moving through Oregon. The graphic for days 3-7 shows the next complex frontal systems that will be moving into Oregon Friday and Monday. For mountain snow conditions at the local ski areas check out their websites or give them a call.

 

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Air Quality Index:

Eugene-Springfield: The Air Quality Index is 7 in the Good category measuring Particulate Matter.

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

Cottage Grove: The Air Quality Index is 1 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 HIGH WIND WATCH IS IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
• A WINTER WEATHER ADVISORY IS IN EFFECT FROM 11 PM THURSDAY UNTIL 11 AM FRIDAY FOR THE SOUTH CENTRAL OREGON CASCADES, NORTHERN AND EASTERN KLAMATH COUNTY,  AND WESTERN LAKE COUNTY.
•  A WIND ADVISORY IS IN EFFECT FROM 2 AM UNTIL 5 PM FRIDAY FOR EASTERN AND CENTRAL LAKE COUNTY.
• A FLOOD WARNING IS IN EFFECT FOR THE COLUMBIA RIVER AT VANCOUVER AFFECTING MULTNOMAH COUNTY.
• 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:

• Partly cloudy with a slight (20%) chance of evening showers, colder with patchy fog late tonight,
• Patchy AM fog, a mix of clouds and sun and a bit warmer Thursday with a good (50%) chance of afternoon rain (under 0.10 in. of rain possible), becoming mostly cloudy with rain at night (0.25 in. of rain possible) and Friday AM, showers and a bit cooler in the afternoon (0.25 in. of rain possible) and at night (under 0.10 in. of rain possible),
• Mostly cloudy with AM showers likely (70%), a good (50%) chance of showers Saturday afternoon, then a slight (20%) chance of showers and a bit cooler Saturday night.
• lows 38-46 cooling to 42 Saturday night highs 58-55.
• Mostly cloudy with rain and a bit cooler Sunday afternoon, cloudy with showers likely (70%) at night,
• Mostly cloudy and a bit warmer with a good (50%) chance of showers Monday, a (40%) chance of showers at night,
• A mix of clouds and sun with a (30%) chance of showers Tuesday, mostly cloudy with a (30%) chance of showers Tuesday night,
• Then mostly cloudy and a bit warmer with a (40%) chance of rain Wednesday.
• highs 52-55 lows 44-40. (seasonal averages high 57 low 38)

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Eugene-Springfield Pollen Count:

Grass………. Low (0)

Trees………. Moderate (121)

Last Counted: 3/22/17

Data Courtesy of Oregon Allergy Associates.

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Forecast for Roseburg:

• Mostly cloudy with isolated evening showers, just partly cloudy late tonight,
• Patchy AM fog, mostly cloudy and a bit warmer with a slight (20%) chance of rain Thursday afternoon (under 0.10 in. of rain possible, snow level 3,000 ft.), rain at night (0.25 in. of rain possible) and Friday (0.50 in. of rain possible and a bit cooler), cloudy with scattered showers likely (70%) Friday night (0.10 in. of rain possible),
• Mostly cloudy and a bit cooler with a good (50%) chance of showers Saturday, isolated evening showers, then just mostly cloudy Saturday night.
• lows 39-45 cooling to 43 Friday night highs 55-58.
• Mostly cloudy with a good (50%) chance of AM rain, rain and a bit warmer Sunday afternoon, showers at night,
• Mostly cloudy and a bit cooler with showers likely (70%) Monday, a (40%) chance of showers Monday night and Tuesday (a bit warmer), a slight (20%) chance of rain Tuesday night,
• Then mostly cloudy and a bit warmer with a (40%) chance of rain Wednesday.
• highs near 56 lows 44. (seasonal averages high 59 low 40)

 

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

• Mostly cloudy this evening, just partly late tonight,
• Mostly cloudy and a bit warmer with afternoon coastal rain likely (70%) while a (30%) chance of inland rain and warmer Thursday afternoon (under 0.10 in. of rain possible), rain at night (0.50 in. of rain possible) and breezy (Wind: S 15-25 mph at the shore while S 10-15 mph inland),
• Mostly cloudy with rain and a bit warmer Friday (0.50 in. of rain possible), increasing coastal showers while scattered showers inland Friday night (0.25 in. of rain possible),
• Mostly cloudy with scattered showers and a bit cooler Saturday, then a slight (20%) chance of showers Saturday night.
• lows 42-48 cooling to 45 highs near 54.
• Mostly cloudy with a good (50%) chance of AM rain, rain Sunday afternoon, showers at night,
• Cloudy and a bit cooler with showers likely (70%) Monday, mostly cloudy with a (40%) chance of showers Monday night through Tuesday night,
• Then mostly cloudy and a bit warmer with a (40%) chance of rain Wednesday.
• highs 54-56 lows 48-45. (seasonal averages high 54 low 42)

 

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Forecast for the Cascades in Lane County:

• Mostly cloudy with a good (50%) chance of evening rain and snow showers, clearing to just partly cloudy and colder late tonight,
• Mostly sunny Thursday AM, partly cloudy and a bit warmer with a slight (20%) chance of rain and snow in the afternoon, becoming mostly cloudy with rain and snow Thursday night (0.25 in. of rain possible, 1-3 in. of snow possible),  and Friday AM, rain and snow showers and a bit cooler in the afternoon and Friday night,
• Mostly cloudy with AM rain and snow showers likely (70%), a good (50%) chance of rain and snow showers Saturday afternoon, then mostly cloudy with a (40%) chance of rain and snow showers Saturday night.
• snow level 3,500 ft. tonight, 4,000 ft. Thursday afternoon, 5,500 ft. Thursday night, 5,000 ft. Friday, and Friday night, 4,500 ft. Saturday, then 4,000 ft. Saturday night.
• lows 23-32 cooling to 29 Saturday night highs 46-42.
• Mostly cloudy with rain and snow likely (70%) and a bit cooler Sunday, rain and snow showers likely (70%) Sunday night,
• Mostly cloudy and a bit cooler with a good (50%) chance of rain and snow showers Monday and at night,
• A bit cooler with a (30%) chance of rain and snow showers Tuesday and Tuesday night,
• Then mostly cloudy with a (40%) chance of rain and snow and a bit warmer Wednesday.
• snow level 4,000 ft. Sunday, 5,000 ft. Sunday night, 4,000 ft. Monday and Monday night, 3,500 ft. Tuesday and Tuesday night, then 4,000 ft. Wednesday.
• highs 42-38 lows 29-27. ________________

  **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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