National Weather Service United States Department of Commerce

Winter storm to bring heavy snow from the Plains to New England through Monday

A storm system in the central U.S. will push east setting the stage for a widespread precipitation event across the central and eastern U.S. through Monday. A wide swath of accumulating snow is forecast from Nebraska to New England. Just to the south of this area of snow, freezing rain is possible. Gusty winds and blowing snow could lead to blizzard conditions for parts of the Midwest.
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11 Miles ENE East Helena MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Today

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 29 °F

Tonight

Wintry Mix Chance for Measurable Precipitation 30%

Wintry
Mix

Low: 25 °F

Monday

Wintry Mix Chance for Measurable Precipitation 30%

Wintry
Mix

High: 43 °F

Monday
Night

Wintry Mix Chance for Measurable Precipitation 40%

Wintry
Mix

Low: 27 °F

Tuesday

Wintry Mix Chance for Measurable Precipitation 30%

Wintry
Mix

High: 41 °F

Tuesday
Night

Chance Snow Chance for Measurable Precipitation 30%

Chance
Snow

Low: 17 °F

Wednesday

Partly Sunny

Partly
Sunny

High: 34 °F

Wednesday
Night

Partly Cloudy

Partly
Cloudy

Low: 24 °F

Thursday

Mostly Sunny

Mostly
Sunny

High: 43 °F

Detailed Forecast

  • Today A 20 percent chance of snow. Mostly cloudy, with a high near 29. Southeast wind 3 to 6 mph.
  • Tonight A slight chance of snow before 11pm, then a chance of snow and freezing rain. Mostly cloudy, with a low around 25. Light and variable wind. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
  • Monday A chance of snow and freezing rain before 11am, then a slight chance of rain and snow. Mostly cloudy, with a high near 43. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
  • Monday Night A chance of snow and freezing rain. Cloudy, with a low around 27. West southwest wind 3 to 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
  • Tuesday A chance of snow and freezing rain before 11am, then a chance of rain. Mostly cloudy, with a high near 41. West wind around 6 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
  • Tuesday Night A 30 percent chance of snow. Mostly cloudy, with a low around 17. New snow accumulation of less than one inch possible.
  • Wednesday Partly sunny, with a high near 34.
  • Wednesday Night Partly cloudy, with a low around 24.
  • Thursday Mostly sunny, with a high near 43.
  • Thursday Night Partly cloudy, with a low around 30.
  • Friday Partly sunny, with a high near 47.
  • Friday Night A slight chance of rain. Mostly cloudy, with a low around 30.
  • Saturday A slight chance of rain. Partly sunny, with a high near 48.