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

33°F

1°C

Humidity 81%
Wind Speed WSW 8 MPH
Barometer 29.78 in (1008.47 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 30 Mar 03:53 AM MDT
Extended Forecast for

Great Falls MT

  • Today

    Today: Mostly cloudy, with a high near 48. Southwest wind 8 to 13 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 48 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 18. North northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

    Low: 18 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. East northeast wind 5 to 8 mph becoming calm after midnight.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 58. Calm wind becoming east around 6 mph in the afternoon.

    High: 58 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Rain likely, mainly after midnight. Mostly cloudy, with a low around 35. East wind 5 to 10 mph becoming light southeast after midnight. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely

  • Thursday

    Thursday: Rain likely before 9am, then rain, possibly mixed with snow between 9am and 3pm, then snow after 3pm. High near 46. Light and variable wind becoming northwest 16 to 21 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 46 °F

    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after 9pm. Mostly cloudy, with a low around 29. North northwest wind 14 to 17 mph, with gusts as high as 25 mph.

    Low: 29 °F

    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A chance of snow before 3pm, then a chance of rain. Mostly cloudy, with a high near 47.

    High: 47 °F

    Chance Snow
    then Chance
    Rain/Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 48. Southwest wind 8 to 13 mph becoming west 16 to 21 mph in the afternoon. Winds could gust as high as 31 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 18. North northwest wind 11 to 16 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Tuesday
Mostly sunny, with a high near 50. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 26. East northeast wind 5 to 8 mph becoming calm after midnight.
Wednesday
Mostly sunny, with a high near 58. Calm wind becoming east around 6 mph in the afternoon.
Wednesday Night
Rain likely, mainly after midnight. Mostly cloudy, with a low around 35. East wind 5 to 10 mph becoming light southeast after midnight. Chance of precipitation is 60%.
Thursday
Rain likely before 9am, then rain, possibly mixed with snow between 9am and 3pm, then snow after 3pm. High near 46. Light and variable wind becoming northwest 16 to 21 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain and snow, becoming all snow after 9pm. Mostly cloudy, with a low around 29. North northwest wind 14 to 17 mph, with gusts as high as 25 mph.
Friday
A chance of snow before 3pm, then a chance of rain. Mostly cloudy, with a high near 47.
Friday Night
A slight chance of rain and snow before midnight. Partly cloudy, with a low around 28.
Saturday
Sunny, with a high near 59.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Partly sunny, with a high near 62.
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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:
3:46 am MDT Mar 30, 2026
Forecast Valid:
4am MDT Mar 30, 2026-6pm MDT Apr 5, 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