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

41°F

5°C

Humidity 30%
Wind Speed S 6 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 27 Mar 11:20 PM MDT
Extended Forecast for

Great Falls International Airport MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. South southwest wind around 10 mph.

    Low: 33 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 62. Southwest wind 9 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 62 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. Northwest wind 7 to 15 mph becoming south southwest in the evening. Winds could gust as high as 23 mph.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 59. North northeast wind 6 to 11 mph becoming west southwest 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 59 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 34. Southwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.

    Low: 34 °F

    Chance Rain

  • Monday

    Monday: A chance of rain and snow, mainly after noon. Partly sunny, with a high near 49. Breezy, with a southwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 49 °F

    Chance
    Rain/Snow and
    Breezy

  • Monday Night

    Monday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 20. Northwest wind 13 to 18 mph becoming north northeast 7 to 12 mph after midnight. Winds could gust as high as 28 mph.

    Low: 20 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. Northeast wind 6 to 9 mph.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 33. South southwest wind around 10 mph.
Saturday
Mostly cloudy, with a high near 62. Southwest wind 9 to 18 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
Mostly cloudy, with a low around 29. Northwest wind 7 to 15 mph becoming south southwest in the evening. Winds could gust as high as 23 mph.
Sunday
Partly sunny, with a high near 59. North northeast wind 6 to 11 mph becoming west southwest 15 to 20 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 34. Southwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 29 mph.
Monday
A chance of rain and snow, mainly after noon. Partly sunny, with a high near 49. Breezy, with a southwest wind 13 to 18 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20. Northwest wind 13 to 18 mph becoming north northeast 7 to 12 mph after midnight. Winds could gust as high as 28 mph.
Tuesday
Mostly sunny, with a high near 46. Northeast wind 6 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
A slight chance of rain after noon. Partly sunny, with a high near 58.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 37.
Thursday
Rain and snow likely. Mostly cloudy, with a high near 49.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 28.
Friday
A chance of snow. Partly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
Last Update:
12:31 pm MDT Mar 27, 2026
Forecast Valid:
11pm MDT Mar 27, 2026-6pm MDT Apr 3, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation