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Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

light snow,mist

3°F

-16°C

Humidity 84%
Wind Speed NE 13 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 0°F (-18°C)
Visibility 4.00 mi
Wind Chill-14°F (-26°C)
Last update 22 Jan 09:20 PM MST
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: Snow, mainly before midnight. Low around -1. Wind chill values as low as -15. Northeast wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.

    Low: -1 °F

    Snow then
    Chance Snow

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 11. Wind chill values as low as -10. Northeast wind around 6 mph becoming light and variable.

    High: 11 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 0. Wind chill values as low as -10. South southwest wind around 6 mph.

    Low: 0 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 23. Wind chill values as low as zero. West northwest wind 5 to 9 mph. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 0. North wind 5 to 7 mph becoming south after midnight. New snow accumulation of less than one inch possible.

    Low: 0 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Sunny, with a high near 32. South southwest wind 5 to 14 mph, with gusts as high as 23 mph.

    High: 32 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 14. Southwest wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 14 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 38. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 38 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Snow, mainly before midnight. Low around -1. Wind chill values as low as -15. Northeast wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than one inch possible.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 11. Wind chill values as low as -10. Northeast wind around 6 mph becoming light and variable.
Friday Night
Partly cloudy, with a low around 0. Wind chill values as low as -10. South southwest wind around 6 mph.
Saturday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 23. Wind chill values as low as zero. West northwest wind 5 to 9 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 0. North wind 5 to 7 mph becoming south after midnight. New snow accumulation of less than one inch possible.
Sunday
Sunny, with a high near 32. South southwest wind 5 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 14. Southwest wind 10 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 38. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
Partly sunny, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 15.
Thursday
Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.5°N 111.28°W (Elev. 3399 ft)
Last Update:
8:18 pm MST Jan 22, 2026
Forecast Valid:
9pm MST Jan 22, 2026-6pm MST Jan 29, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation