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

27°F

-3°C

Humidity 92%
Wind Speed ENE 12 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 25°F (-4°C)
Visibility 1.25 mi
Wind Chill16°F (-9°C)
Last update 13 Mar 04:20 PM MDT
Extended Forecast for

Great Falls MT

Winter Storm Warning March 13, 04:43pm until March 14, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 04:43pm until March 14, 06:00pm

    NOW until 6:00pm Sat

    Winter Storm Warning

  • This Afternoon

    High: 35 °F

    Snow

  • Tonight

    Tonight: Snow. Low around 25. Northeast wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 25 °F

    Snow

  • Saturday

    Saturday: Snow. High near 31. Blustery, with a light and variable wind becoming northwest 17 to 22 mph in the morning. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 31 °F

    Snow and
    Blustery

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Low around 8. Wind chill values as low as zero. North northwest wind 16 to 21 mph becoming light west northwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 8 °F

    Snow then
    Chance Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 31. Calm wind becoming west southwest around 6 mph in the afternoon.

    High: 31 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 17. South southwest wind 5 to 9 mph.

    Low: 17 °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 49. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow
    then Chance
    Rain and
    Breezy

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 42. Breezy, with a southwest wind 21 to 28 mph, with gusts as high as 41 mph.

    Low: 42 °F

    Chance Rain
    and Breezy

Detailed Forecast

This Afternoon
Snow. High near 35. Northeast wind around 9 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
Snow. Low around 25. Northeast wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow. High near 31. Blustery, with a light and variable wind becoming northwest 17 to 22 mph in the morning. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 8. Wind chill values as low as zero. North northwest wind 16 to 21 mph becoming light west northwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
Mostly sunny, with a high near 31. Calm wind becoming west southwest around 6 mph in the afternoon.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 17. South southwest wind 5 to 9 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 49. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A chance of rain. Mostly cloudy, with a low around 42. Breezy, with a southwest wind 21 to 28 mph, with gusts as high as 41 mph.
Tuesday
Mostly cloudy, with a high near 60. Windy.
Tuesday Night
Mostly cloudy, with a low around 46. Breezy.
Wednesday
Mostly cloudy, with a high near 66. Breezy.
Wednesday Night
Mostly cloudy, with a low around 48. Breezy.
Thursday
Partly sunny, with a high near 71. Breezy.
Thursday Night
Mostly cloudy, with a low around 49. Breezy.
Friday
Partly sunny, with a high near 73. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.49°N 111.31°W (Elev. 3399 ft)
Last Update:
1:32 pm MDT Mar 13, 2026
Forecast Valid:
4pm MDT Mar 13, 2026-6pm MDT Mar 20, 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