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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Mount St Helens WA

7 Day Forecast

Portland, OR

NWS Weather Forecast Office

Overnight

Snow Chance for Measurable Precipitation 80%

Snow

Low: 37 °F

Thursday

Snow Chance for Measurable Precipitation 100%

Snow

High: 45 °F

Thursday
Night

Snow Chance for Measurable Precipitation 80%

Snow

Low: 33 °F

Friday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 47 °F

Friday
Night

Mostly Cloudy

Mostly
Cloudy

Low: 36 °F

Saturday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 51 °F

Saturday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 34 °F

Sunday

Slight Chance Snow

Slight Chc
Snow

High: 50 °F

Sunday
Night

Chance Snow

Chance
Snow

Low: 36 °F

Detailed Forecast

  • Overnight Snow. Low around 37. South southwest wind 7 to 10 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
  • Thursday Snow. High near 45. Southwest wind 5 to 8 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
  • Thursday Night Snow showers. Low around 33. West wind 9 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
  • Friday A 20 percent chance of snow showers before 11am. Partly sunny, with a high near 47. West northwest wind 8 to 14 mph, with gusts as high as 22 mph.
  • Friday Night Mostly cloudy, with a low around 36. West northwest wind 5 to 8 mph becoming south southwest in the evening.
  • Saturday A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 51. Little or no snow accumulation expected.
  • Saturday Night Snow showers likely. Cloudy, with a low around 34. Chance of precipitation is 60%. Little or no snow accumulation expected.
  • Sunday A slight chance of snow showers. Mostly cloudy, with a high near 50.
  • Sunday Night A chance of snow showers. Mostly cloudy, with a low around 36.
  • Monday A chance of snow showers. Mostly cloudy, with a high near 47.
  • Monday Night A chance of snow showers. Mostly cloudy, with a low around 33.
  • Tuesday A chance of snow showers. Mostly cloudy, with a high near 46.
  • Tuesday Night A chance of snow showers. Mostly cloudy, with a low around 32.
  • Wednesday A chance of snow showers. Mostly cloudy, with a high near 44.

 

Additional Forecasts and Information

Zone Area Forecast for South Washington Cascades, WA