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 75%
Wind Speed SW 13 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 14 Apr 12:53 AM MDT
Extended Forecast for

Great Falls MT

  • Overnight

    Overnight: Partly cloudy, with a low around 38. Southwest wind 11 to 13 mph, with gusts as high as 22 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. Windy, with a west southwest wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 60 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain between 1am and 2am. Mostly cloudy, with a low around 41. Breezy, with a southwest wind 14 to 24 mph, with gusts as high as 33 mph.

    Low: 41 °F

    Slight Chance
    Rain and
    Breezy

  • Wednesday

    Wednesday: A 40 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 60. Breezy, with a southwest wind 17 to 26 mph, with gusts as high as 38 mph.

    High: 60 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain before midnight, then rain likely, possibly mixed with snow between midnight and 3am, then snow likely after 3am. Low around 30. Southwest wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 30 °F

    Rain then
    Rain/Snow
    Likely

  • Thursday

    Thursday: Snow likely, mainly after noon. Partly sunny, with a high near 38. Northwest wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 38 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 18. Northwest wind 5 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: A chance of snow after noon. Mostly sunny, with a high near 47. Southwest wind 5 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 47 °F

    Mostly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: A slight chance of snow before midnight. Partly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 38. Southwest wind 11 to 13 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 60. Windy, with a west southwest wind 18 to 23 mph increasing to 25 to 30 mph in the afternoon. Winds could gust as high as 41 mph.
Tuesday Night
A 20 percent chance of rain between 1am and 2am. Mostly cloudy, with a low around 41. Breezy, with a southwest wind 14 to 24 mph, with gusts as high as 33 mph.
Wednesday
A 40 percent chance of rain, mainly after 4pm. Mostly cloudy, with a high near 60. Breezy, with a southwest wind 17 to 26 mph, with gusts as high as 38 mph.
Wednesday Night
Rain before midnight, then rain likely, possibly mixed with snow between midnight and 3am, then snow likely after 3am. Low around 30. Southwest wind 11 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely, mainly after noon. Partly sunny, with a high near 38. Northwest wind 13 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 18. Northwest wind 5 to 13 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 chance of snow after noon. Mostly sunny, with a high near 47. Southwest wind 5 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A slight chance of snow before midnight. Partly cloudy, with a low around 27.
Saturday
Sunny, with a high near 58.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
Last Update:
12:31 am MDT Apr 14, 2026
Forecast Valid:
1am MDT Apr 14, 2026-6pm MDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

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