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 continue to bring below-normal temperatures across much of the eastern and northern U.S. through Thursday and allow for snow, heavy at times, to fall 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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4 Miles ENE Cosmopolis WA

7 Day Forecast

Seattle, WA

NWS Weather Forecast Office

Tonight

Rain Chance for Measurable Precipitation 80%

Rain

Low: 46 °F

Thursday

Rain Chance for Measurable Precipitation 100%

Rain

High: 55 °F

Thursday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 43 °F

Friday

Partly Sunny

Partly
Sunny

High: 57 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 43 °F

Saturday

Rain Chance for Measurable Precipitation 90%

Rain

High: 58 °F

Saturday
Night

Showers Likely Chance for Measurable Precipitation 60%

Showers
Likely

Low: 44 °F

Sunday

Showers Likely

Showers
Likely

High: 58 °F

Sunday
Night

Showers Likely

Showers
Likely

Low: 45 °F

Detailed Forecast

  • Tonight Rain. Low around 46. South southwest wind around 8 mph. Chance of precipitation is 80%.
  • Thursday Rain. High near 55. South southwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Chance of precipitation is 100%.
  • Thursday Night Showers likely, mainly before 11pm. Mostly cloudy, with a low around 43. West wind 9 to 16 mph. Chance of precipitation is 60%.
  • Friday Partly sunny, with a high near 57. West southwest wind 3 to 8 mph.
  • Friday Night Mostly cloudy, with a low around 43. West wind 5 to 8 mph becoming calm in the evening.
  • Saturday Rain, mainly after 11am. High near 58. Chance of precipitation is 90%.
  • Saturday Night Showers likely, mainly before 11pm. Cloudy, with a low around 44. Chance of precipitation is 60%.
  • Sunday Showers likely. Mostly cloudy, with a high near 58.
  • Sunday Night Showers likely. Cloudy, with a low around 45.
  • Monday Showers likely. Mostly cloudy, with a high near 57.
  • Monday Night A chance of showers. Mostly cloudy, with a low around 43.
  • Tuesday A chance of showers. Mostly cloudy, with a high near 56.
  • Tuesday Night A chance of showers. Mostly cloudy, with a low around 41.
  • Wednesday A chance of showers. Mostly cloudy, with a high near 55.

 

Additional Forecasts and Information

Zone Area Forecast for Lower Chehalis Valley Area, WA