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.

Overcast

50°F

10°C

Humidity 61%
Wind Speed N 6 MPH
Barometer 29.73 in (1006.77 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 12 Apr 01:53 PM MDT
Extended Forecast for

Great Falls MT

  • This Afternoon

    This Afternoon: A 30 percent chance of showers after 5pm. Mostly cloudy, with a high near 59. Northeast wind around 10 mph.

    High: 59 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers likely before midnight, then rain likely, mainly between midnight and 3am. Mostly cloudy, with a low around 39. East northeast wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Showers
    Likely

  • Monday

    Monday: A 50 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 59. West wind 5 to 14 mph, with gusts as high as 23 mph.

    High: 59 °F

    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 39. Southwest wind around 14 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Chance Rain
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 60. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 34 mph.

    High: 60 °F

    Sunny then
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 41. West southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    Low: 41 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain after noon. Partly sunny, with a high near 60. Southwest wind 10 to 20 mph, with gusts as high as 32 mph.

    High: 60 °F

    Partly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely before midnight, then rain and snow likely between midnight and 3am, then snow likely after 3am. Mostly cloudy, with a low around 28. Northwest wind 13 to 16 mph, with gusts as high as 24 mph.

    Low: 28 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of snow. Partly sunny, with a high near 40.

    High: 40 °F

    Chance Snow

Detailed Forecast

This Afternoon
A 30 percent chance of showers after 5pm. Mostly cloudy, with a high near 59. Northeast wind around 10 mph.
Tonight
Showers likely before midnight, then rain likely, mainly between midnight and 3am. Mostly cloudy, with a low around 39. East northeast wind 5 to 10 mph becoming west southwest after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 50 percent chance of rain, mainly after 4pm. Partly sunny, with a high near 59. West wind 5 to 14 mph, with gusts as high as 23 mph.
Monday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 39. Southwest wind around 14 mph, with gusts as high as 22 mph.
Tuesday
Sunny, with a high near 60. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 34 mph.
Tuesday Night
Mostly cloudy, with a low around 41. West southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Wednesday
A 30 percent chance of rain after noon. Partly sunny, with a high near 60. Southwest wind 10 to 20 mph, with gusts as high as 32 mph.
Wednesday Night
Rain likely before midnight, then rain and snow likely between midnight and 3am, then snow likely after 3am. Mostly cloudy, with a low around 28. Northwest wind 13 to 16 mph, with gusts as high as 24 mph.
Thursday
A chance of snow. Partly sunny, with a high near 40.
Thursday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 21.
Friday
A slight chance of snow. Mostly sunny, with a high near 49.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 27.
Saturday
A slight chance of rain and snow. Mostly sunny, with a high near 55.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 64.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
Last Update:
12:32 pm MDT Apr 12, 2026
Forecast Valid:
4pm MDT Apr 12, 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