National Weather Service United States Department of Commerce

Cold Front Crossing the Central U.S.

A cold front over the Northern Rockies will move eastward to the Upper Mississippi Valley/Central Plains by Monday. Rain will develop along the boundary over the Upper Midwest and move into the Upper Great Lakes by Monday. Some of the thunderstorms could become severe in portions of Texas through Monday.
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Hazardous Weather Conditions

Current Conditions

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22 Miles NW West Yellowstone MT

7 Day Forecast

Great Falls, MT

NWS Weather Forecast Office

This
Afternoon

Sunny

Sunny

High: 46 °F

Tonight

Partly Cloudy

Partly
Cloudy

Low: 30 °F

Monday

Mostly Sunny

Mostly
Sunny

High: 50 °F

Monday
Night

Chance Showers Chance for Measurable Precipitation 30%

Chance
Showers

Low: 33 °F

Tuesday

Showers Likely Chance for Measurable Precipitation 70%

Showers
Likely

High: 48 °F

Tuesday
Night

Snow Chance for Measurable Precipitation 90%

Snow

Low: 21 °F

Wednesday

Snow Likely Chance for Measurable Precipitation 60%

Snow
Likely

High: 32 °F

Wednesday
Night

Chance Snow

Chance
Snow

Low: 19 °F

Thursday

Chance Snow

Chance
Snow

High: 37 °F

Detailed Forecast

  • This Afternoon Sunny, with a high near 46. West wind 11 to 14 mph, with gusts as high as 20 mph.
  • Tonight Partly cloudy, with a low around 30. West wind 5 to 11 mph becoming south after midnight.
  • Monday Mostly sunny, with a high near 50. South wind 8 to 14 mph, with gusts as high as 20 mph.
  • Monday Night A 30 percent chance of showers, mainly after midnight. Mostly cloudy, with a low around 33. South wind around 11 mph.
  • Tuesday A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 48. South wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.
  • Tuesday Night Snow showers. Low around 21. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
  • Wednesday Snow showers likely. Cloudy, with a high near 32. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
  • Wednesday Night A chance of snow showers. Mostly cloudy, with a low around 19.
  • Thursday A chance of snow showers. Mostly cloudy, with a high near 37.
  • Thursday Night A slight chance of snow showers. Mostly cloudy, with a low around 23.
  • Friday A chance of snow showers. Mostly cloudy, with a high near 41.
  • Friday Night A chance of snow showers. Mostly cloudy, with a low around 27.
  • Saturday A chance of snow showers. Mostly cloudy, with a high near 39.

 

Additional Forecasts and Information

Zone Area Forecast for Gallatin County, MT