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Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Mostly Cloudy

50°F

10°C

Humidity 37%
Wind Speed W 23 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 29 Jan 03:15 PM MST
Extended Forecast for

Great Falls International Airport MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 30. Southwest wind around 14 mph, with gusts as high as 21 mph.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Increasing clouds, with a high near 49. Breezy, with a southwest wind 14 to 22 mph, with gusts as high as 32 mph.

    High: 49 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Friday Night

    Friday Night: Cloudy, then gradually becoming partly cloudy, with a low around 38. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 33 mph.

    Low: 38 °F

    Decreasing
    Clouds and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 56. Southwest wind around 18 mph, with gusts as high as 28 mph.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.

    Low: 31 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 56. South southwest wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 56 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 36. South southwest wind 13 to 15 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 33 mph.

    High: 51 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 30. Southwest wind around 14 mph, with gusts as high as 21 mph.
Friday
Increasing clouds, with a high near 49. Breezy, with a southwest wind 14 to 22 mph, with gusts as high as 32 mph.
Friday Night
Cloudy, then gradually becoming partly cloudy, with a low around 38. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 33 mph.
Saturday
Sunny, with a high near 56. Southwest wind around 18 mph, with gusts as high as 28 mph.
Saturday Night
Mostly cloudy, with a low around 31. South southwest wind 8 to 13 mph, with gusts as high as 18 mph.
Sunday
Partly sunny, with a high near 56. South southwest wind 9 to 14 mph, with gusts as high as 21 mph.
Sunday Night
Mostly cloudy, with a low around 36. South southwest wind 13 to 15 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 51. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 33 mph.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Partly cloudy, with a low around 30.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
Partly cloudy, with a low around 34.
Thursday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
Last Update:
1:57 pm MST Jan 29, 2026
Forecast Valid:
3pm MST Jan 29, 2026-6pm MST Feb 5, 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