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Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Partly Cloudy

27°F

-3°C

Humidity 63%
Wind Speed WSW 6 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 21 Jan 12:00 PM MST
Extended Forecast for

Great Falls MT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 31. West wind 3 to 6 mph.

    High: 31 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 11. Light and variable wind.

    Low: 11 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 20. Calm wind becoming north northeast 5 to 9 mph in the afternoon.

    High: 20 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -4. Northeast wind 6 to 10 mph.

    Low: -4 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 12. Light and variable wind becoming west around 6 mph in the afternoon.

    High: 12 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 1. South southwest wind around 6 mph.

    Low: 1 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 27. West wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 27 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 10. Southwest wind around 8 mph.

    Low: 10 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 31. West wind 3 to 6 mph.
Tonight
Increasing clouds, with a low around 11. Light and variable wind.
Thursday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 20. Calm wind becoming north northeast 5 to 9 mph in the afternoon.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -4. Northeast wind 6 to 10 mph.
Friday
Mostly sunny, with a high near 12. Light and variable wind becoming west around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 1. South southwest wind around 6 mph.
Saturday
Partly sunny, with a high near 27. West wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 10. Southwest wind around 8 mph.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 18.
Monday
Partly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
Last Update:
10:00 am MST Jan 21, 2026
Forecast Valid:
12pm MST Jan 21, 2026-6pm MST Jan 27, 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