Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

light snow

-4°F

-20°C

Humidity 58%
Wind Speed N 8 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint -15°F (-26°C)
Visibility 7.00 mi
Wind Chill-19°F (-28°C)
Last update 18 Feb 12:05 PM MST
Extended Forecast for

Great Falls International Airport MT

Cold Weather Advisory February 18, 12:28pm until February 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory February 18, 12:28pm until February 19, 12:00pm

    NOW until 12:00pm Thu

    Cold Weather Advisory

  • This Afternoon

    High: -1 °F

    Snow Likely

  • Tonight

    Tonight: Snow likely, mainly before 8pm.  Mostly cloudy, with a low around -8. Wind chill values as low as -20. North wind 5 to 9 mph becoming light north northwest  after midnight.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: -8 °F

    Snow Likely
    then Chance
    Snow

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 10. Wind chill values as low as -10. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

    High: 10 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -5. Wind chill values as low as -15. East northeast wind 5 to 7 mph becoming calm  in the evening.

    Low: -5 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 27. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7. East northeast wind around 7 mph becoming southwest in the evening.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 28. Southwest wind 5 to 7 mph becoming north northwest in the afternoon.

    High: 28 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 5. Northeast wind 5 to 8 mph becoming light and variable  after midnight.

    Low: 5 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly after 5pm. Cloudy and cold, with a high near -1. Wind chill values as low as -25. North wind 11 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 8pm. Mostly cloudy, with a low around -8. Wind chill values as low as -20. North wind 5 to 9 mph becoming light north northwest after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 10. Wind chill values as low as -10. Calm wind becoming east northeast 5 to 7 mph in the afternoon.
Thursday Night
Mostly clear, with a low around -5. Wind chill values as low as -15. East northeast wind 5 to 7 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 27. Calm wind becoming west 5 to 7 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 7. East northeast wind around 7 mph becoming southwest in the evening.
Saturday
Mostly sunny, with a high near 28. Southwest wind 5 to 7 mph becoming north northwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 5. Northeast wind 5 to 8 mph becoming light and variable after midnight.
Sunday
Mostly cloudy, with a high near 26.
Sunday Night
Mostly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 46.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 21.
Tuesday
A slight chance of snow. Partly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.49°N 111.37°W (Elev. 3635 ft)
11:32 am MST Feb 18, 2026
12pm MST Feb 18, 2026-6pm MST Feb 24, 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