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

We are hiring an entry level meteorologist! Applications will be accepted through January 29.

Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

27°F

-3°C

Humidity 58%
Wind Speed WSW 16 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 21 Jan 12:35 AM MST
Extended Forecast for

Great Falls MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 19. West wind 6 to 10 mph.

    Low: 19 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 27. North northwest wind 3 to 6 mph.

    High: 27 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 6. Calm wind.

    Low: 6 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 17. Calm wind becoming north northeast 5 to 8 mph in the afternoon.

    High: 17 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -6. Northeast wind 6 to 8 mph.

    Low: -6 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 13. Light and variable wind becoming north around 6 mph in the afternoon.

    High: 13 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2. South southwest wind 3 to 5 mph.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 28. West wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 28 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 19. West wind 6 to 10 mph.
Wednesday
Mostly cloudy, with a high near 27. North northwest wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 6. Calm wind.
Thursday
Partly sunny, with a high near 17. Calm wind becoming north northeast 5 to 8 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around -6. Northeast wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 13. Light and variable wind becoming north around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 2. South southwest wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 28. West wind 6 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Partly sunny, with a high near 46.
Monday Night
Mostly cloudy, with a low around 26.
Tuesday
Mostly sunny, with a high near 49.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.49°N 111.31°W (Elev. 3399 ft)
Last Update:
9:34 pm MST Jan 20, 2026
Forecast Valid:
12am MST Jan 21, 2026-6pm MST Jan 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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