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

Great Falls, Great Falls International Airport (KGTF)

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

Partly Cloudy

57°F

14°C

Humidity 33%
Wind Speed SW 21 MPH
Barometer 29.51 in (999.32 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Last update 15 Apr 02:35 PM MDT
Extended Forecast for

Great Falls MT

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 61. Southwest wind 17 to 21 mph, with gusts as high as 32 mph.

    High: 61 °F

    Chance
    Showers

  • Tonight

    Tonight: Rain showers and snow before 4am, then a slight chance of snow after 5am. Low around 27. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 27 °F

    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: A slight chance of snow before 11am, then a chance of snow showers after 1pm. Partly sunny, with a high near 41. West northwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Slight Chance
    Snow then
    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A chance of snow showers before midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 22. North northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 50 percent chance of snow after noon. Partly sunny, with a high near 47. Light and variable wind becoming north northwest 5 to 10 mph in the morning. Little or no snow accumulation expected.

    High: 47 °F

    Partly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 26. Northwest wind 5 to 9 mph becoming southwest after midnight.

    Low: 26 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 60. Southwest wind 6 to 14 mph, with gusts as high as 23 mph.

    High: 60 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 61. Southwest wind 17 to 21 mph, with gusts as high as 32 mph.
Tonight
Rain showers and snow before 4am, then a slight chance of snow after 5am. Low around 27. West wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Thursday
A slight chance of snow before 11am, then a chance of snow showers after 1pm. Partly sunny, with a high near 41. West northwest wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow showers before midnight, then a slight chance of snow after midnight. Mostly cloudy, with a low around 22. North northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow after noon. Partly sunny, with a high near 47. Light and variable wind becoming north northwest 5 to 10 mph in the morning. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 26. Northwest wind 5 to 9 mph becoming southwest after midnight.
Saturday
Sunny, with a high near 60. Southwest wind 6 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 32. South southwest wind 6 to 11 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Mostly sunny, with a high near 74.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Sunny, with a high near 76.
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 111.31°W (Elev. 3399 ft)
Last Update:
2:26 pm MDT Apr 15, 2026
Forecast Valid:
2pm MDT Apr 15, 2026-6pm MDT Apr 21, 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