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

50°F

10°C

Humidity 37%
Wind Speed WSW 13 MPH
Barometer 29.65 in (1004.06 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 14 Apr 08:53 PM MDT
Extended Forecast for

Great Falls International Airport MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Southwest wind 16 to 18 mph, with gusts as high as 28 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 58. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 37 mph.

    High: 58 °F

    Breezy.
    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 9pm, then rain, possibly mixed with snow showers between 9pm and midnight, then snow showers likely after midnight. Low around 25. Northwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    Low: 25 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers likely, mainly after noon. Patchy blowing snow between 10am and 2pm. Mostly cloudy, with a high near 36. North northwest wind around 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow Showers
    Likely and
    Patchy
    Blowing Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 17. North northwest wind 7 to 14 mph becoming southwest after midnight. Winds could gust as high as 21 mph. New snow accumulation of less than a half inch possible.

    Low: 17 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 50 percent chance of snow, mainly after noon. Partly sunny, with a high near 44. Southwest wind 7 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Slight Chance
    Snow then
    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 25. North wind 7 to 10 mph becoming south southwest after midnight.

    Low: 25 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 56. South southwest wind 8 to 17 mph, with gusts as high as 28 mph.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Southwest wind 16 to 18 mph, with gusts as high as 28 mph.
Wednesday
A 40 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 58. Breezy, with a southwest wind 17 to 25 mph, with gusts as high as 37 mph.
Wednesday Night
Rain showers before 9pm, then rain, possibly mixed with snow showers between 9pm and midnight, then snow showers likely after midnight. Low around 25. Northwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Thursday
Snow showers likely, mainly after noon. Patchy blowing snow between 10am and 2pm. Mostly cloudy, with a high near 36. North northwest wind around 17 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Thursday Night
A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 17. North northwest wind 7 to 14 mph becoming southwest after midnight. Winds could gust as high as 21 mph. New snow accumulation of less than a half inch possible.
Friday
A 50 percent chance of snow, mainly after noon. Partly sunny, with a high near 44. Southwest wind 7 to 13 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 25. North wind 7 to 10 mph becoming south southwest after midnight.
Saturday
Sunny, with a high near 56. South southwest wind 8 to 17 mph, with gusts as high as 28 mph.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 70.
Monday Night
A slight chance of rain. Mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Partly sunny, with a high near 65.
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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:
6:06 pm MDT Apr 14, 2026
Forecast Valid:
9pm MDT Apr 14, 2026-6pm MDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation