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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16 Miles NW Newhalem WA

7 Day Forecast

Seattle, WA

NWS Weather Forecast Office

Today

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

High: 41 °F

Tonight

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 32 °F

Thursday

Rain/Snow Chance for Measurable Precipitation 90%

Rain/Snow

High: 42 °F

Thursday
Night

Rain/Snow Chance for Measurable Precipitation 80%

Rain/Snow

Low: 33 °F

Friday

Mostly Cloudy

Mostly
Cloudy

High: 44 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 32 °F

Saturday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 47 °F

Saturday
Night

Rain Likely

Rain
Likely

Low: 34 °F

Sunday

Chance Snow

Chance
Snow

High: 48 °F

Detailed Forecast

  • Today Snow before 11am, then rain and snow. High near 41. Light southeast wind. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 2 inches possible.
  • Tonight Rain before 11pm, then rain and snow. Low around 32. Light and variable wind becoming south 6 to 11 mph in the evening. Chance of precipitation is 80%. Little or no snow accumulation expected.
  • Thursday Rain and snow. High near 42. Southeast wind 3 to 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
  • Thursday Night Rain and snow showers, becoming all snow after 11pm. Low around 33. Calm wind becoming south 5 to 8 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
  • Friday Mostly cloudy, with a high near 44. West southwest wind 6 to 11 mph increasing to 15 to 20 mph in the morning.
  • Friday Night Mostly cloudy, with a low around 32.
  • Saturday Rain likely after 11am. Mostly cloudy, with a high near 47. Chance of precipitation is 60%.
  • Saturday Night Rain showers likely. Cloudy, with a low around 34.
  • Sunday A chance of snow showers. Mostly cloudy, with a high near 48.
  • Sunday Night A chance of showers. Mostly cloudy, with a low around 33.
  • Monday Showers likely. Mostly cloudy, with a high near 47.
  • Monday Night A chance of showers. Mostly cloudy, with a low around 34.
  • Tuesday A chance of showers. Mostly cloudy, with a high near 44.

 

Additional Forecasts and Information

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