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.

Clear

75°F

24°C

Humidity 29%
Wind Speed NNW 6 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 12 Jul 09:30 PM MDT
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: Mostly clear, with a low around 59. Northwest wind 5 to 9 mph becoming southwest after midnight.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 96. West wind 6 to 8 mph.

    High: 96 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. West wind 5 to 8 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers after noon. Sunny, with a high near 91. Light and variable wind becoming north northwest 11 to 16 mph in the morning. Winds could gust as high as 25 mph.

    High: 91 °F

    Sunny then
    Slight Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 53. North wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.

    Low: 53 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 64. Northeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 64 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Northeast wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    Low: 48 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers before noon. Partly sunny, with a high near 71. North wind 6 to 8 mph.

    High: 71 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 59. Northwest wind 5 to 9 mph becoming southwest after midnight.
Sunday
Sunny and hot, with a high near 96. West wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 58. West wind 5 to 8 mph.
Monday
A 20 percent chance of showers after noon. Sunny, with a high near 91. Light and variable wind becoming north northwest 11 to 16 mph in the morning. Winds could gust as high as 25 mph.
Monday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 53. North wind 11 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 9am, then showers likely between 9am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Cloudy, with a high near 64. Northeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 48. Northeast wind 7 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Wednesday
A slight chance of showers before noon. Partly sunny, with a high near 71. North wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 47.
Thursday
Sunny, with a high near 80.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
Last Update:
8:28 pm MDT Jul 12, 2025
Forecast Valid:
9pm MDT Jul 12, 2025-6pm MDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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