National Weather Service United States Department of Commerce

Heavy snow forecast for parts of Upper Midwest and western Great Lakes

A cold air mass behind a cold front will bring below-normal temperatures across much of the eastern and northern U.S. on Wednesday and allow for snow, heavy at times, to develop across parts of the Upper Midwest and western Great Lakes, mainly from central Minnesota to northern Michigan. Winter Storm Warnings and Winter Weather Advisories are in effect across the region.
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Current Conditions

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5 Miles NNE Chinook Pass WA

7 Day Forecast

Seattle, WA

NWS Weather Forecast Office

This
Afternoon

Snow Chance for Measurable Precipitation 80%

Snow

High: 41 °F

Tonight

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 31 °F

Thursday

Snow Chance for Measurable Precipitation 90%

Snow

High: 42 °F

Thursday
Night

Snow Likely Chance for Measurable Precipitation 70%

Snow
Likely

Low: 29 °F

Friday

Partly Sunny

Partly
Sunny

High: 45 °F

Friday
Night

Partly Cloudy

Partly
Cloudy

Low: 32 °F

Saturday

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 49 °F

Saturday
Night

Chance Snow

Chance
Snow

Low: 33 °F

Sunday

Chance Snow

Chance
Snow

High: 46 °F

Detailed Forecast

  • This Afternoon Snow. High near 41. South southwest wind 13 to 16 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
  • Tonight Rain and snow. Low around 31. Southwest wind 13 to 15 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
  • Thursday Snow. High near 42. South southwest wind 6 to 8 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
  • Thursday Night Snow showers likely. Mostly cloudy, with a low around 29. Southwest wind 7 to 12 mph increasing to 15 to 20 mph after midnight. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
  • Friday Partly sunny, with a high near 45. Southwest wind around 15 mph.
  • Friday Night Partly cloudy, with a low around 32.
  • Saturday A 40 percent chance of snow after 11am. Mostly cloudy, with a high near 49. New snow accumulation of less than a half inch possible.
  • Saturday Night A chance of snow showers. Mostly cloudy, with a low around 33.
  • Sunday A chance of snow showers. Partly sunny, with a high near 46.
  • Sunday Night A chance of rain showers. Mostly cloudy, with a low around 33.
  • Monday A chance of rain and snow showers. Mostly cloudy, with a high near 45.
  • Monday Night A chance of rain showers. Mostly cloudy, with a low around 32.
  • Tuesday A chance of snow showers. Mostly cloudy, with a high near 42.

 

Additional Forecasts and Information

Zone Area Forecast for West Slopes Central Cascades and Passes, WA