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.

Mist

37°F

3°C

Humidity 100%
Wind Speed N 0 MPH
Barometer 29.7 in (1005.76 mb)
Dewpoint 37°F (3°C)
Visibility 3.00 mi
Last update 13 Apr 06:58 AM MDT
Extended Forecast for

Great Falls MT

  • Today

    Today: A chance of rain before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a chance of rain after 5pm. Partly sunny, with a high near 59. West southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 59 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 38. Southwest wind around 14 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Chance Rain
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 59. Breezy, with a west southwest wind 15 to 23 mph, with gusts as high as 36 mph.

    High: 59 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 42. Southwest wind 10 to 20 mph, with gusts as high as 31 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain after noon. Partly sunny, with a high near 60. Southwest wind 11 to 20 mph, with gusts as high as 33 mph.

    High: 60 °F

    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain before midnight, then rain and snow. Low around 27. West southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain then
    Rain/Snow

  • Thursday

    Thursday: Snow likely. Mostly cloudy, with a high near 38. Northwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 38 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A chance of snow before midnight. Mostly cloudy, with a low around 21. North northwest wind 8 to 17 mph becoming west southwest after midnight. Winds could gust as high as 24 mph.

    Low: 21 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: A chance of snow after noon. Mostly sunny, with a high near 48.

    High: 48 °F

    Mostly Sunny
    then Chance
    Snow

Detailed Forecast

Today
A chance of rain before 4pm, then a chance of showers and thunderstorms between 4pm and 5pm, then a chance of rain after 5pm. Partly sunny, with a high near 59. West southwest wind 8 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Tonight
A 30 percent chance of rain, mainly before 10pm. Mostly cloudy, with a low around 38. Southwest wind around 14 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 59. Breezy, with a west southwest wind 15 to 23 mph, with gusts as high as 36 mph.
Tuesday Night
Mostly cloudy, with a low around 42. Southwest wind 10 to 20 mph, with gusts as high as 31 mph.
Wednesday
A 30 percent chance of rain after noon. Partly sunny, with a high near 60. Southwest wind 11 to 20 mph, with gusts as high as 33 mph.
Wednesday Night
Rain before midnight, then rain and snow. Low around 27. West southwest wind 10 to 14 mph becoming northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely. Mostly cloudy, with a high near 38. Northwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Thursday Night
A chance of snow before midnight. Mostly cloudy, with a low around 21. North northwest wind 8 to 17 mph becoming west southwest after midnight. Winds could gust as high as 24 mph.
Friday
A chance of snow after noon. Mostly sunny, with a high near 48.
Friday Night
Partly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 57.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 65.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.49°N 111.31°W (Elev. 3399 ft)
Last Update:
3:32 am MDT Apr 13, 2026
Forecast Valid:
9am MDT Apr 13, 2026-6pm MDT Apr 19, 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