Here is my new weekly weather quiz question. What is  “Alluvium?” 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 High Pressure Ridge (Shaded “Arch” shape with blue arrows) has been keeping us in sunshine. The graphic for days 1-3 shows the next frontal system moving toward the Pacific Northwest Thursday. The graphic for days 3-7 shows more fronts approaching us Friday through next Tuesday. 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 76 in the Moderate category measuring Particulate Matter.

Oakridge: The Air Quality Index is 13 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 12 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 WARNING IS IN EFFECT FROM 9 PM THIS EVENING UNTIL 10 AM WEDNESDAY NEAR BEACHES AND HEADLANDS FOR THE NORTH OREGON COAST AND THE CENTRAL OREGON COAST.
• A HIGH WIND WARNING IS IN EFFECT FROM 5 PM WEDNESDAY THROUGH 6 AM THURSDAY FOR THE NORTH OREGON COAST.
• A HIGH WIND WARNING IS IN EFFECT FROM 1 PM WEDNESDAY THROUGH 6 AM THURSDAY FOR THE CENTRAL OREGON COAST.
• AN ICE STORM WARNING IS IN EFFECT FROM MIDNIGHT TONIGHT UNTIL 6 AM THURSDAY FOR THE WESTERN COLUMBIA RIVER GORGE, THE CENTRAL COLUMBIA RIVER GORGE, AND THE UPPER HOOD RIVER VALLEY.
• A HIGH WIND WARNING IS IN EFFECT FROM 7 AM WEDNESDAY UNTIL UNTIL 4 AM THURSDAY  FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
• A HIGH SURF ADVISORY IS IN EFFECT FROM 1 PM WEDNESDAY UNTIL 4 AM THURSDAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.
• A WIND ADVISORY IS IN EFFECT FROM 7 AM UNTIL 10 PM WEDNESDAY FOR JACKSON COUNTY.
• A WIND ADVISORY IS IN EFFECT FROM 7 PM WEDNESDAY UNTIL 10 AM THURSDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND CENTRAL, EASTERN, AND WESTERN LAKE 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:

• Mostly cloudy with a slight (20%) chance of evening rain, rain and a bit warmer late tonight (0.25 in. of rain possible),
• Mostly cloudy and a bit warmer with rain Wednesday (0.50 in. of rain possible), rain at night (0.50 in. of rain possible) and breezy (Wind: S 10-20 mph increasing to S 15-25 mph late at night),
• AM rain, showers and a bit cooler Thursday afternoon (0.50 in. of rain possible), cloudy with a good (50%) chance of showers Thursday night (0.10 in. of rain possible),
• Cloudy with a slight (20%) chance of showers Friday AM, a bit cooler with a (30%) chance of showers in the afternoon, then a good (50%) chance of showers Friday night.
• lows 46-37 highs 58-50.
• Cloudy with a good (50%) chance of showers and a bit cooler Saturday, mostly cloudy with a (30%) chance of showers Saturday night,
• A good (50%) chance of rain Sunday and at night,
• Mostly cloudy with rain likely (70%) Monday (Presidents’ Day) and Monday night,
•  Then cloudy with a good (50%) chance of rain Tuesday.
• highs near 50 lows 36-38. (seasonal averages high 51 low 35)

 

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Forecast for Roseburg:

• Mostly cloudy with a (30%) chance of rain tonight (under 0.10 in. of rain possible),
• Cloudy with a good (50%) chance of AM rain, rain Wednesday  afternoon (0.25 in. of rain possible) and breezy (Wind: S 15-25 mph), rain at night (0.25 in. of rain possible) and breezy (Wind: S 15-25 mph),
• Rain Thursday AM, showers likely (70%) in the afternoon (0.25 in. of rain possible, snow level 3,500 ft.), mostly cloudy with a (30%) chance of evening showers, a (30%) chance of rain and snow showers late Thursday night (under 0.10 in. of rain possible),
• Mostly cloudy with a (30%) chance of AM rain and snow showers, a (40%) chance of showers and a bit cooler Friday afternoon, then cloudy with a (40%) chance of showers Friday night.
• lows 47-39 warming to 42 Friday night highs 62-52.
• Cloudy with a (40%) chance of showers Saturday and in the evening, mostly cloudy with a (40%) chance of rain and snow showers late Saturday night,
• Mostly cloudy with rain and snow likely (70%) Sunday, a (40%) chance of rain at night,
• Cloudy with rain likely (70%) Monday (Presidents’Day), then cloudy with a (40%) chance of rain Monday night and Tuesday.
• highs 52-50 lows 38-40 cooling back to 38 Monday night. (seasonal averages high 53 low 37)

 

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

• Cloudy with a (30%) chance of evening coastal rain and rain likely (70%) late tonight while a (30%) chance of inland rain tonight (0.10 in. of rain possible),
• Mostly cloudy with rain Wednesday ( o.50 in. of rain possible) and windy (Wind: S 25-35 gusts to 50 mph), rain Wednesday night ( o.50 in. of rain possible) and windy (Wind: S 25-35 mph at the shore while S 20-30 mph inland decreasing to S 15-20 mph inland late at night),
• Mostly cloudy with AM rain, showers likely (70%) and a bit cooler Thursday afternoon ( o.25 in. of rain possible),  a good (50%) chance of showers Thursday night ( o.10 in. of rain possible),
• Mostly cloudy with a slight (20%) chance of showers Friday, then cloudy with a (40%) chance of showers Friday night.
• lows 52-43 highs 60-52.
• Cloudy with a (30%) chance of showers and a bit warmer Saturday, mostly cloudy with a (40%) chance of showers Saturday night,
• Mostly cloudy with rain likely (70%) Sunday, a good (50%) chance of rain at night,
• Mostly cloudy with rain Monday (Presidents’ Day), then cloudy with a good (50%) chance of rain Monday night and Tuesday.
• highs near 53 lows 42-44. (seasonal averages high 53 low 40)

 

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Forecast for the Cascades in Lane County:

• Partly cloudy this evening, mostly cloudy with rain likely (70%) late tonight (0.10 in. of rain possible),
• Mostly cloudy and a bit cooler with rain Wednesday (0.25 in. of rain possible) and windy (Wind: S 10-15 mph increasing to S 15-25 mph gusts to 45 mph), rain and windy (Wind: S 15-25 mph gusts to 50 mph decreasing to 45 mph late at night) Wednesday night,
• Cloudy with rain and snow Thursday AM, rain and snow showers and a bit cooler in the afternoon, cloudy with evening rain and snow showers likely (70%), a good (50%) chance of rain and snow showers and colder late Thursday night,
• Cloudy and a bit cooler with a (40%) chance of rain and and snow showers Friday, then a good (50%) chance of rain and snow showers at night.
• snow level above 8,000 ft. tonight and Wednesday, above 8,000 ft. falling to 7,500 ft. late Wednesday night, 5,000 ft. Thursday, 3,000 ft. Thursday night and Friday, then 4,500 ft. Friday night.
• lows 32-25 highs 42-37.
• Cloudy with rain and snow showers likely (70%) and a bit cooler Saturday, mostly cloudy with a (40%) chance of rain and snow showers and a bit cooler at night,
• Rain and snow likely (70%) Sunday, mostly cloudy with a good (50%) chance of rain and snow Sunday night,
• Mostly cloudy with rain and snow likely (70%) Monday (Presidents’ Day), then cloudy with a good (50%) chance  of rain and snow Monday night and Tuesday.
• snow level 3,500 ft. Saturday and Saturday night, 3,000 ft. Sunday, 3,500 ft. Sunday night,  4,500 ft. Monday, then 3,500 ft. Monday night and Tuesday.
• highs near 35 lows 24-27.

 

 

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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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