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

Hazardous Weather Conditions

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

light snow,mist

25°F

-4°C

Humidity 100%
Wind Speed NE 5 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 25°F (-4°C)
Visibility 4.00 mi
Wind Chill19°F (-7°C)
Last update 14 Mar 03:35 AM MDT
Extended Forecast for

Great Falls International Airport MT

Winter Storm Warning March 14, 03:53am until March 14, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 14, 03:53am until March 14, 06:00pm

    NOW until 6:00pm Sat

    Winter Storm Warning

  • Overnight

    Low: 22 °F

    Snow and
    Patchy Fog

  • Saturday

    Saturday: Snow. Widespread blowing snow after 10am. Patchy fog before 9am. High near 27. North northwest wind 5 to 10 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 27 °F

    Snow and
    Blowing Snow

  • Saturday Night

    Saturday Night: Snow. Patchy blowing snow before 7pm. Low around 8. Wind chill values as low as -5. North wind 16 to 21 mph becoming west southwest 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 8 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Wind chill values as low as zero. South southwest wind 5 to 7 mph.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 16. South southwest wind 6 to 11 mph.

    Low: 16 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A chance of snow before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon. Mostly cloudy, with a high near 47. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Chance
    Rain and
    Breezy

  • Monday Night

    Monday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 42. Windy, with a southwest wind 22 to 27 mph increasing to 28 to 33 mph after midnight. Winds could gust as high as 45 mph.

    Low: 42 °F

    Chance Rain
    and Windy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59. Windy, with a southwest wind 29 to 33 mph, with gusts as high as 44 mph.

    High: 59 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Overnight
Snow. Patchy fog. Low around 22. Northeast wind around 6 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 1 to 3 inches possible.
Saturday
Snow. Widespread blowing snow after 10am. Patchy fog before 9am. High near 27. North northwest wind 5 to 10 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow. Patchy blowing snow before 7pm. Low around 8. Wind chill values as low as -5. North wind 16 to 21 mph becoming west southwest 5 to 10 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
Mostly sunny, with a high near 30. Wind chill values as low as zero. South southwest wind 5 to 7 mph.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 16. South southwest wind 6 to 11 mph.
Monday
A chance of snow before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon. Mostly cloudy, with a high near 47. Breezy, with a southwest wind 16 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 42. Windy, with a southwest wind 22 to 27 mph increasing to 28 to 33 mph after midnight. Winds could gust as high as 45 mph.
Tuesday
Mostly cloudy, with a high near 59. Windy, with a southwest wind 29 to 33 mph, with gusts as high as 44 mph.
Tuesday Night
Mostly cloudy, with a low around 46. Breezy.
Wednesday
Mostly cloudy, with a high near 64. Windy.
Wednesday Night
Mostly cloudy, with a low around 49. Breezy.
Thursday
Mostly cloudy, with a high near 67. Windy.
Thursday Night
Mostly cloudy, with a low around 49. Breezy.
Friday
Partly sunny, with a high near 72. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.49°N 111.37°W (Elev. 3635 ft)
Last Update:
3:21 am MDT Mar 14, 2026
Forecast Valid:
3am MDT Mar 14, 2026-6pm MDT Mar 20, 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