National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Mostly Cloudy

9°F

-13°C

Humidity 78%
Wind Speed WNW 11 MPH
Barometer 29.6 in (1002.37 mb)
Dewpoint 3°F (-16°C)
Visibility 9.00 mi
Wind Chill-5°F (-21°C)
Last update 17 Feb 04:20 PM MST
Extended Forecast for

Great Falls International Airport MT

Cold Weather Advisory February 17, 08:00pm until February 18, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory

  • This Afternoon

    This Afternoon: Snow likely, mainly before 5pm. Patchy blowing snow. Mostly cloudy, with a steady temperature around 9. Wind chill values as low as -10. Northwest wind around 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.

    High: 9 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: A chance of snow before 7pm, then a slight chance of snow after 2am. Mostly cloudy, with a low around -10. Wind chill values as low as -30. North northwest wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: -10 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly before 3pm. Cloudy and cold, with a high near -1. Wind chill values as low as -30. North northwest wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: -1 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: A chance of snow before 1am, then a slight chance of snow after 3am. Mostly cloudy, with a low around -10. Wind chill values as low as -25. North wind 6 to 11 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: -10 °F

    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before 11am. Partly sunny, with a high near 11. East northeast wind 5 to 8 mph.

    High: 11 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 0. East northeast wind 5 to 9 mph becoming light and variable after midnight.

    Low: 0 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 27. Southwest wind 5 to 9 mph.

    High: 27 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 7. Northwest wind 6 to 8 mph becoming south southwest in the evening.

    Low: 7 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Snow likely, mainly before 5pm. Patchy blowing snow. Mostly cloudy, with a steady temperature around 9. Wind chill values as low as -10. Northwest wind around 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
A chance of snow before 7pm, then a slight chance of snow after 2am. Mostly cloudy, with a low around -10. Wind chill values as low as -30. North northwest wind 13 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly before 3pm. Cloudy and cold, with a high near -1. Wind chill values as low as -30. North northwest wind around 14 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Wednesday Night
A chance of snow before 1am, then a slight chance of snow after 3am. Mostly cloudy, with a low around -10. Wind chill values as low as -25. North wind 6 to 11 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Thursday
A 20 percent chance of snow before 11am. Partly sunny, with a high near 11. East northeast wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 0. East northeast wind 5 to 9 mph becoming light and variable after midnight.
Friday
Partly sunny, with a high near 27. Southwest wind 5 to 9 mph.
Friday Night
Partly cloudy, with a low around 7. Northwest wind 6 to 8 mph becoming south southwest in the evening.
Saturday
Mostly sunny, with a high near 29.
Saturday Night
Mostly cloudy, with a low around 6.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Partly cloudy, with a low around 14.
Monday
A chance of rain. Mostly sunny, with a high near 42.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 19.
Tuesday
A chance of snow. Partly sunny, with a high near 42.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
Last Update:
4:18 pm MST Feb 17, 2026
Forecast Valid:
4pm MST Feb 17, 2026-6pm MST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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