Here is my 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 Low Pressure Trough (Shaded “U” shape with blue arrows)has changed our weather. The graphic for days 1-3 shows the next frontal system moving into the Pacific Northwest. The graphic for days 3-7 shows more fronts approaching us Sunday 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 2 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 14 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 0 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:

• Patchy AM fog, a mix of clouds and sun and a bit cooler with a slight (20%) chance of showers this afternoon (under 0.10 in. of rain possible), mostly cloudy with a good (50%) chance of showers tonight (under 0.10 in. of rain),
• Mostly cloudy with a good (50%) chance of rain and a bit cooler Saturday (under 0.10 in. of rain), a slight (20%) chance of evening showers, a good (50%) chance of showers late Saturday night (0.10 in. of rain possible),
• Then mostly cloudy with rain likely (70%) and a bit warmer Sunday and Sunday night.
• highs 52-49 lows 38-40.
• Mostly cloudy and a bit warmer with rain Monday (Presidents’ Day), showers likely (70%) Monday night and Tuesday, cloudy with a good (50%) chance of showers Tuesday night,
• Cloudy with a (40%) chance of showers Wednesday, then mostly cloudy with a (30%) chance of showers Wednesday night and Thursday.
• highs 52-47 lows 39-33. (seasonal averages high 51 low 35)

 

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Forecast for Roseburg:

• Mostly cloudy and a bit cooler with a slight (20%) chance of showers today (under 0.10 in. of rain possible, snow level 3,500 ft.), a (40%) chance of showers tonight (under 0.10 in. of rain possible) and Saturday (snow level 3,500 ft. falling to 3,000 ft. in the afternoon), a slight (20%) chance of evening showers, a (30%) chance of rain and snow late Saturday night (under 0.10 in. of rain possible, snow level 3,000 ft. falling to 2,500 ft. late at night),
• Cloudy with AM rain and snow, a bit warmer with a good (50%) chance of showers Sunday afternoon, evening showers likely (70%), then rain likely (70%) late Sunday night.
• highs 54-50 lows 42-39 warming back to 42 Sunday night.
• Cloudy with rain and a bit warmer Monday (Presidents’Day) and Monday night,
• Mostly cloudy and a bit cooler with rain likely (60%) Tuesday, a good (50%) chance of rain at night,
• Then mostly cloudy with a (40%) chance of rain and snow showers and a bit cooler Wednesday through Thursday.
• highs 52-56 cooling to 50 Wednesday lows 43-36. (seasonal averages high 54 low 37)

 

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

• Mostly cloudy and a bit cooler with a slight (20%) chance of coastal showers today while a slight (20%) chance of inland afternoon showers (under 0.10 in. of rain possible), cloudy with a (40%) chance of showers tonight (under 0.10 in. of rain possible),
• Mostly cloudy with a (30%) chance of showers and a bit cooler Saturday (under o.10 in. of rain possible), a slight (20%) chance of evening showers, coastal rain late at night while inland rain likely (70%) late Saturday night (o.10 in. of rain possible),
• Then mostly cloudy with rain and a bit warmer Sunday and Sunday night.
• highs 54-50 lows 45-42 warming back to 45 Sunday night.
• Mostly cloudy and a bit warmer with rain Monday (Presidents’ Day) and breezy, rain Monday night,
• Mostly cloudy and a bit cooler with rain likely (70%) Tuesday, a (40%) chance of rain Tuesday night,
• Then mostly cloudy with a good (50%) chance of showers Wednesday through Thursday.
• highs 55-50 lows 46-42. (seasonal averages high 53 low 40)

 

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Forecast for the Cascades in Lane County:

• Mostly cloudy and a bit cooler with a good (50%) chance of rain and snow showers today, cloudy with a good (50%) chance of evening rain and snow showers, rain and snow showers likely (70%) late tonight (0.10 in. of rain possible, 1 in. of snow possible),
• Cloudy with rain and snow likely (70%), and a bit cooler Saturday , a slight (20%) chance of evening rain and snow showers,  mostly cloudy with a good (50%) chance of rain and snow showers and a bit cooler late Saturday night,
• Cloudy and a bit cooler with rain and snow Sunday, then mostly cloudy with rain and snow likely (70%) Sunday night.
• snow level 3,500 ft. today, 4,500 ft. tonight, 4,000 ft. Saturday, 3,500 ft. Saturday night,  3,000 ft. Sunday, then 3,500 ft. Sunday night.
• highs 40-35 lows 28-26 warming back to 28 Sunday night.
• Mostly cloudy and a bit warmer with rain and snow Monday (Presidents’ Day), rain and snow showers likely (70%) Monday night and Tuesday (a bit cooler), cloudy with a good (50%) chance of rain and snow showers at night,
• Cloudy with a (40%) chance of rain and snow showers and a bit cooler Wednesday, then mostly cloudy with a (40%) chance of snow showers Wednesday night and Thursday.
• snow level 5,000 ft. Monday, 4,500 ft. Monday night, 3,500 ft. Tuesday and Tuesday night, 2,500 ft.  Wednesday and Wednesday night, then at the surface Thursday.
• highs 37-30 lows 26-20.

 

 

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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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