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

Showers and Thunderstorms in the Southwest and Ohio Valley; Mountain Snow in the Northeast

Showers and thunderstorms, along with high-elevation snow, will begin to develop over parts of the Southwest late tonight and is expected to continue through Wednesday morning. Mountain snow over parts the Northeast will continue through Tuesday. A few strong to severe storms and heavy rainfall are possible across portions of the Lower Ohio Valley Tuesday. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

43°F

6°C

Humidity 75%
Wind Speed SSW 9 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 17 Nov 08:05 PM MST
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. West southwest wind 3 to 8 mph.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 57. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 57 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30. West southwest wind around 7 mph.

    Low: 30 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow before 11am. Partly sunny, with a high near 46. West southwest wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 46 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. Light and variable wind.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 53. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 31. Southwest wind 7 to 10 mph.

    Low: 31 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 54. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.

    High: 54 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. West southwest wind 3 to 8 mph.
Tuesday
Partly sunny, with a high near 57. Light southwest wind increasing to 5 to 9 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 30. West southwest wind around 7 mph.
Wednesday
A slight chance of rain and snow before 11am. Partly sunny, with a high near 46. West southwest wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly clear, with a low around 25. Light and variable wind.
Thursday
Sunny, with a high near 53. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 31. Southwest wind 7 to 10 mph.
Friday
Sunny, with a high near 54. Southwest wind 10 to 18 mph, with gusts as high as 28 mph.
Friday Night
Mostly cloudy, with a low around 34.
Saturday
Partly sunny, with a high near 53.
Saturday Night
Mostly cloudy, with a low around 38.
Sunday
A slight chance of rain. Partly sunny, with a high near 54.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 33.
Monday
A chance of rain and snow. Partly 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
 47.51°N 111.34°W (Elev. 3399 ft)
Last Update:
4:10 pm MST Nov 17, 2025
Forecast Valid:
8pm MST Nov 17, 2025-6pm MST Nov 24, 2025
 
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