National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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2 Miles NW Big Sky MT

7 Day Forecast

For More Weather Information:

Great Falls, MT Local Forecast Office

Today

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 24 °F

Tonight

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 16 °F

Monday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 24 °F

Monday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 14 °F

Tuesday

Chance Snow Chance for Measurable Precipitation 50%

Chance
Snow

High: 31 °F

Tuesday
Night

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

Low: 27 °F

Wednesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 36 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: 22 °F

Thanksgiving
Day

Chance Snow

Chance
Snow

High: 32 °F

Detailed Forecast

  • Today A 40 percent chance of snow showers. Mostly cloudy, with a high near 24. West wind around 14 mph, with gusts as high as 20 mph. Total daytime snow accumulation of around an inch possible.
  • Tonight Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 16. West wind around 11 mph. Chance of precipitation is 60%. New snow accumulation of 2 to 4 inches possible.
  • Monday A 50 percent chance of snow showers. Mostly cloudy, with a high near 24. West wind 9 to 11 mph. New snow accumulation of less than one inch possible.
  • Monday Night A 40 percent chance of snow showers. Mostly cloudy, with a low around 14. Southwest wind 8 to 10 mph. New snow accumulation of 1 to 2 inches possible.
  • Tuesday A 50 percent chance of snow. Cloudy, with a high near 31. West southwest wind around 14 mph, with gusts as high as 20 mph. New snow accumulation of 2 to 4 inches possible.
  • Tuesday Night Snow likely. Mostly cloudy, with a low around 27. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
  • Wednesday A 20 percent chance of snow. Mostly cloudy, with a high near 36.
  • Wednesday Night A chance of snow. Mostly cloudy, with a low around 22.
  • Thanksgiving Day A chance of snow. Partly sunny, with a high near 32.
  • Thursday Night A chance of snow. Mostly cloudy, with a low around 14.
  • Friday A slight chance of snow. Partly sunny, with a high near 26.
  • Friday Night A slight chance of snow. Mostly cloudy, with a low around 13.
  • Saturday A slight chance of snow. Partly sunny, with a high near 26.