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

55°F

13°C

Humidity 32%
Wind Speed WSW 27 MPH
Barometer 29.72 in (1006.44 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 14 Apr 01:05 PM MDT
Extended Forecast for

Great Falls MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 61. Breezy, with a west southwest wind 22 to 24 mph, with gusts as high as 36 mph.

    High: 61 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. Southwest wind 13 to 20 mph, with gusts as high as 31 mph.

    Low: 42 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 61. West southwest wind 13 to 21 mph, with gusts as high as 33 mph.

    High: 61 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before midnight, then rain and snow showers likely between midnight and 3am, then snow showers likely after 3am. Low around 27. West wind 10 to 14 mph becoming north northwest in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Showers then
    Rain/Snow
    Likely

  • Thursday

    Thursday: A 50 percent chance of snow showers. Mostly cloudy, with a high near 38. North northwest wind around 14 mph, with gusts as high as 23 mph. New snow accumulation of less than one inch possible.

    High: 38 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 18. North northwest wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 20 mph. New snow accumulation of less than a half inch possible.

    Low: 18 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 50 percent chance of snow, mainly after noon. Partly sunny, with a high near 46. Southwest wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Little or no snow accumulation expected.

    High: 46 °F

    Slight Chance
    Snow then
    Chance Snow

  • Friday Night

    Friday Night: A slight chance of snow before midnight. Mostly cloudy, with a low around 26. North wind 6 to 9 mph becoming south southwest after midnight.

    Low: 26 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 61. Breezy, with a west southwest wind 22 to 24 mph, with gusts as high as 36 mph.
Tonight
Mostly cloudy, with a low around 42. Southwest wind 13 to 20 mph, with gusts as high as 31 mph.
Wednesday
A 40 percent chance of showers, mainly after 4pm. Partly sunny, with a high near 61. West southwest wind 13 to 21 mph, with gusts as high as 33 mph.
Wednesday Night
Rain showers before midnight, then rain and snow showers likely between midnight and 3am, then snow showers likely after 3am. Low around 27. West wind 10 to 14 mph becoming north northwest in the evening. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
A 50 percent chance of snow showers. Mostly cloudy, with a high near 38. North northwest wind around 14 mph, with gusts as high as 23 mph. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 18. North northwest wind 5 to 11 mph becoming southwest after midnight. Winds could gust as high as 20 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 46. Southwest wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 18 mph. Little or no snow accumulation expected.
Friday Night
A slight chance of snow before midnight. Mostly cloudy, with a low around 26. North wind 6 to 9 mph becoming south southwest after midnight.
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 73.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.52°N 111.28°W (Elev. 3399 ft)
Last Update:
1:12 pm MDT Apr 14, 2026
Forecast Valid:
1pm MDT Apr 14, 2026-6pm MDT Apr 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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