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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Lewistown MT

7 Day Forecast

Great Falls, MT

NWS Weather Forecast Office

Today

Slight Chance Showers Chance for Measurable Precipitation 20%

Slight Chc
Showers

High: 13 °C

Tonight

Mostly Cloudy

Mostly
Cloudy

Low: 2 °C

Friday

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

High: 13 °C

Friday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: -2 °C

Saturday

Sunny

Sunny

High: 16 °C

Saturday
Night

Mostly Clear

Mostly
Clear

Low: 2 °C

Sunday

Mostly Sunny

Mostly
Sunny

High: 16 °C

Sunday
Night

Partly Cloudy

Partly
Cloudy

Low: -1 °C

Monday

Partly Sunny

Partly
Sunny

High: 17 °C

Detailed Forecast

  • Today A 20 percent chance of showers after noon. Mostly cloudy, with a high near 13. West southwest wind 11 to 14 km/h.
  • Tonight Mostly cloudy, with a low around 2. Southeast wind 8 to 18 km/h.
  • Friday A 30 percent chance of showers. Mostly cloudy, with a high near 13. West wind 18 to 23 km/h becoming west 27 to 32 km/h in the afternoon. Winds could gust as high as 45 km/h.
  • Friday Night A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around -2. Blustery, with a west wind 30 to 35 km/h decreasing to 21 to 26 km/h after midnight. Winds could gust as high as 48 km/h.
  • Saturday Sunny, with a high near 16. West wind 14 to 16 km/h.
  • Saturday Night Mostly clear, with a low around 2.
  • Sunday Mostly sunny, with a high near 16.
  • Sunday Night Partly cloudy, with a low around -1.
  • Monday Partly sunny, with a high near 17.
  • Monday Night A slight chance of showers. Mostly cloudy, with a low around 3.
  • Tuesday A chance of showers. Partly sunny, with a high near 16.
  • Tuesday Night Rain likely. Cloudy, with a low around 2.
  • Wednesday A chance of rain. Cloudy, with a high near 7.

 

Additional Forecasts and Information

Zone Area Forecast for Fergus County, MT