National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675.0ft.

light snow,mist

28°F

-2°C

Humidity 100%
Wind Speed NE 5 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 28°F (-2°C)
Visibility 2.00 mi
Wind Chill22°F (-6°C)
Last update 12 Mar 11:20 PM MDT
Extended Forecast for

Great Falls International Airport MT

Winter Storm Warning until March 14, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning until March 14, 06:00pm

    NOW until 6:00pm Sat

    Winter Storm Warning

  • Tonight

    Low: 25 °F

    Snow Likely

  • Friday

    Friday: Snow. High near 34. Northwest wind 8 to 11 mph becoming east northeast in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 34 °F

    Snow

  • Friday Night

    Friday Night: Snow. Low around 22. East northeast wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Snow

  • Saturday

    Saturday: Snow. High near 31. North wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 31 °F

    Snow

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 7. North wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 7 °F

    Snow then
    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 31. South southwest wind 6 to 10 mph.

    High: 31 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 20. South southwest wind 7 to 14 mph, with gusts as high as 20 mph.

    Low: 20 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A chance of snow before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon. Mostly cloudy, with a high near 50. Breezy, with a south southwest wind 16 to 26 mph, with gusts as high as 38 mph.

    High: 50 °F

    Chance
    Rain/Snow
    then Chance
    Rain and
    Breezy

Detailed Forecast

Tonight
Snow likely, mainly after 1am. Cloudy, with a low around 25. West wind 10 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow. High near 34. Northwest wind 8 to 11 mph becoming east northeast in the afternoon. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around 22. East northeast wind 6 to 10 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Saturday
Snow. High near 31. North wind 7 to 12 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 7. North wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
Partly sunny, with a high near 31. South southwest wind 6 to 10 mph.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 20. South southwest wind 7 to 14 mph, with gusts as high as 20 mph.
Monday
A chance of snow before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon. Mostly cloudy, with a high near 50. Breezy, with a south southwest wind 16 to 26 mph, with gusts as high as 38 mph.
Monday Night
A chance of rain, mainly before midnight. Mostly cloudy, with a low around 41. Breezy.
Tuesday
A slight chance of rain before noon. Mostly cloudy, with a high near 61. Windy.
Tuesday Night
Mostly cloudy, with a low around 44. Breezy.
Wednesday
Mostly cloudy, with a high near 68. Windy.
Wednesday Night
Mostly cloudy, with a low around 46. Breezy.
Thursday
Mostly cloudy, with a high near 70. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
Last Update:
10:57 pm MDT Mar 12, 2026
Forecast Valid:
11pm MDT Mar 12, 2026-6pm MDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation