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Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Partly Cloudy

27°F

-3°C

Humidity 63%
Wind Speed WSW 6 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 21 Jan 12:00 PM MST
Extended Forecast for

Great Falls International Airport MT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 31. West wind 3 to 6 mph.

    High: 31 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 10. Light and variable wind becoming north 5 to 7 mph in the evening.

    Low: 10 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, with a high near 18. Wind chill values as low as zero. North northeast wind 6 to 13 mph.

    High: 18 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around -3. Wind chill values as low as -15. Northeast wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: -3 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 11. Northeast wind 6 to 8 mph becoming west in the afternoon.

    High: 11 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 2. South southwest wind 6 to 9 mph.

    Low: 2 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 25. West wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 25 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 10. Southwest wind around 10 mph.

    Low: 10 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 31. West wind 3 to 6 mph.
Tonight
Increasing clouds, with a low around 10. Light and variable wind becoming north 5 to 7 mph in the evening.
Thursday
Mostly cloudy, with a high near 18. Wind chill values as low as zero. North northeast wind 6 to 13 mph.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around -3. Wind chill values as low as -15. Northeast wind 10 to 14 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 11. Northeast wind 6 to 8 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 2. South southwest wind 6 to 9 mph.
Saturday
Partly sunny, with a high near 25. West wind 10 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 10. Southwest wind around 10 mph.
Sunday
Mostly sunny, with a high near 33.
Sunday Night
Partly cloudy, with a low around 16.
Monday
Partly sunny, with a high near 40.
Monday Night
Mostly cloudy, with a low around 22.
Tuesday
Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
10:00 am MST Jan 21, 2026
12pm MST Jan 21, 2026-6pm MST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database