National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

Lat: 47.47333°NLon: 111.38222°WElev: 3675.0ft.

Mostly Cloudy

46°F

8°C

Humidity 45%
Wind Speed S 4 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 31 Mar 07:05 PM MDT
Extended Forecast for

Great Falls International Airport MT

Winter Storm Watch April 2, 12:00pm until April 3, 12:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. East wind 5 to 7 mph becoming light and variable after midnight.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow between 2pm and 3pm, then a slight chance of rain after 3pm. Mostly sunny, with a high near 55. Light and variable wind becoming east 5 to 10 mph in the afternoon. Chance of precipitation is 20%.

    High: 55 °F

    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 33. East northeast wind 6 to 13 mph becoming south southeast after midnight. Chance of precipitation is 70%.

    Low: 33 °F

    Rain Likely

  • Thursday

    Thursday: Rain before noon, then rain, possibly mixed with snow between noon and 3pm, then snow after 3pm. High near 43. East northeast wind 6 to 11 mph becoming north northwest 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 43 °F

    Rain then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after 9pm. Low around 26. Northwest wind 11 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 26 °F

    Rain/Snow
    then Snow
    Likely

  • Friday

    Friday: A 30 percent chance of snow before noon. Partly sunny, with a high near 45. West wind around 10 mph. New snow accumulation of less than a half inch possible.

    High: 45 °F

    Chance Snow
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Southwest wind 7 to 9 mph.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. South southwest wind 8 to 14 mph, with gusts as high as 23 mph.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. East wind 5 to 7 mph becoming light and variable after midnight.
Wednesday
A slight chance of rain and snow between 2pm and 3pm, then a slight chance of rain after 3pm. Mostly sunny, with a high near 55. Light and variable wind becoming east 5 to 10 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 33. East northeast wind 6 to 13 mph becoming south southeast after midnight. Chance of precipitation is 70%.
Thursday
Rain before noon, then rain, possibly mixed with snow between noon and 3pm, then snow after 3pm. High near 43. East northeast wind 6 to 11 mph becoming north northwest 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday Night
Rain and snow, becoming all snow after 9pm. Low around 26. Northwest wind 11 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday
A 30 percent chance of snow before noon. Partly sunny, with a high near 45. West wind around 10 mph. New snow accumulation of less than a half inch possible.
Friday Night
Mostly clear, with a low around 26. Southwest wind 7 to 9 mph.
Saturday
Sunny, with a high near 57. South southwest wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 33.
Sunday
Mostly sunny, with a high near 62.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 66.
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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:
4:22 pm MDT Mar 31, 2026
Forecast Valid:
7pm MDT Mar 31, 2026-6pm MDT Apr 7, 2026
 
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