Major Winter Storm in the North-Central U.S.; Severe Weather from the Mid-South to Ohio Valley

A major winter storm will bring a swath of heavy snowfall, strong winds, blizzard conditions and freezing rain to the Northern Plains into the Great Lakes region. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-south to the Ohio Valley and the Southeast. Critical fire weather concerns shift to the southern Rockies and Plains. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

25°F

-4°C

Humidity 62%
Wind Speed SSW 9 MPH
Barometer 30.3 in (1026.08 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 15 Mar 03:20 PM MDT
Extended Forecast for

Great Falls International Airport MT

  • Tonight

    Tonight: A slight chance of snow between 1am and 5am.  Mostly cloudy, with a low around 18. South southwest wind 5 to 14 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    Low: 18 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A slight chance of rain and snow before 1pm, then a slight chance of rain after 3pm.  Patchy blowing snow between 8am and 10am. Mostly cloudy, with a high near 48. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 37 mph.  Chance of precipitation is 20%.

    High: 48 °F

    Slight Chance
    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight.  Mostly cloudy, with a low around 41. Breezy, with a southwest wind 23 to 28 mph, with gusts as high as 43 mph.

    Low: 41 °F

    Breezy.
    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59. Windy, with a southwest wind 28 to 31 mph, with gusts as high as 45 mph.

    High: 59 °F

    Mostly Cloudy
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 44. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 36 mph.

    Low: 44 °F

    Mostly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 64. Breezy, with a southwest wind 21 to 29 mph, with gusts as high as 40 mph.

    High: 64 °F

    Mostly Cloudy
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 46. Breezy, with a southwest wind 20 to 24 mph, with gusts as high as 36 mph.

    Low: 46 °F

    Mostly Cloudy
    and Breezy

  • Thursday

    Thursday: Mostly cloudy, with a high near 70. Windy, with a southwest wind 23 to 32 mph, with gusts as high as 47 mph.

    High: 70 °F

    Mostly Cloudy
    and Windy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 48. Breezy.

    Low: 48 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Tonight
A slight chance of snow between 1am and 5am. Mostly cloudy, with a low around 18. South southwest wind 5 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Monday
A slight chance of rain and snow before 1pm, then a slight chance of rain after 3pm. Patchy blowing snow between 8am and 10am. Mostly cloudy, with a high near 48. Breezy, with a southwest wind 15 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Monday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 41. Breezy, with a southwest wind 23 to 28 mph, with gusts as high as 43 mph.
Tuesday
Mostly cloudy, with a high near 59. Windy, with a southwest wind 28 to 31 mph, with gusts as high as 45 mph.
Tuesday Night
Mostly cloudy, with a low around 44. Breezy, with a southwest wind 21 to 23 mph, with gusts as high as 36 mph.
Wednesday
Mostly cloudy, with a high near 64. Breezy, with a southwest wind 21 to 29 mph, with gusts as high as 40 mph.
Wednesday Night
Mostly cloudy, with a low around 46. Breezy, with a southwest wind 20 to 24 mph, with gusts as high as 36 mph.
Thursday
Mostly cloudy, with a high near 70. Windy, with a southwest wind 23 to 32 mph, with gusts as high as 47 mph.
Thursday Night
Mostly cloudy, with a low around 48. Breezy.
Friday
Mostly cloudy, with a high near 70. Breezy.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 44. Breezy.
Saturday
A slight chance of rain. Partly sunny, with a high near 69. Breezy.
Saturday Night
Partly cloudy, with a low around 34. Breezy.
Sunday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls International Airport MT
 47.46°N 111.4°W (Elev. 3599 ft)
2:27 pm MDT Mar 15, 2026
3pm MDT Mar 15, 2026-6pm MDT Mar 22, 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