Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. 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 through tonight, moving into the Mid-Atlantic Monday. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

18°F

-8°C

Humidity 67%
Wind Speed SW 9 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill7°F (-14°C)
Last update 15 Mar 09:30 PM MDT
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: Mostly cloudy, with a temperature falling to near 14 by 11pm, then rising to around 21 during the remainder of the night. Calm wind becoming south southwest 5 to 9 mph after midnight.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of rain before 2pm, then a slight chance of rain after 3pm.  Partly sunny, with a high near 50. Southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 20%.

    High: 50 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A 30 percent chance of rain before midnight.  Mostly cloudy, with a low around 42. Breezy, with a southwest wind 20 to 26 mph, with gusts as high as 40 mph.

    Low: 42 °F

    Breezy.
    Chance Rain
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 59. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 43 mph.

    High: 59 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 46. Southwest wind 18 to 21 mph, with gusts as high as 33 mph.

    Low: 46 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 65. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 39 mph.

    High: 65 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 47. Southwest wind 17 to 21 mph, with gusts as high as 32 mph.

    Low: 47 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 70. Breezy, with a southwest wind 20 to 29 mph, with gusts as high as 44 mph.

    High: 70 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 51. Breezy.

    Low: 51 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a temperature falling to near 14 by 11pm, then rising to around 21 during the remainder of the night. Calm wind becoming south southwest 5 to 9 mph after midnight.
Monday
A slight chance of rain before 2pm, then a slight chance of rain after 3pm. Partly sunny, with a high near 50. Southwest wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 20%.
Monday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 42. Breezy, with a southwest wind 20 to 26 mph, with gusts as high as 40 mph.
Tuesday
Mostly cloudy, with a high near 59. Breezy, with a southwest wind 25 to 29 mph, with gusts as high as 43 mph.
Tuesday Night
Mostly cloudy, with a low around 46. Southwest wind 18 to 21 mph, with gusts as high as 33 mph.
Wednesday
Mostly cloudy, with a high near 65. Breezy, with a southwest wind 18 to 24 mph, with gusts as high as 39 mph.
Wednesday Night
Mostly cloudy, with a low around 47. Southwest wind 17 to 21 mph, with gusts as high as 32 mph.
Thursday
Mostly cloudy, with a high near 70. Breezy, with a southwest wind 20 to 29 mph, with gusts as high as 44 mph.
Thursday Night
Mostly cloudy, with a low around 51. Breezy.
Friday
Mostly cloudy, with a high near 72. Breezy.
Friday Night
A slight chance of rain. Mostly cloudy, with a low around 46.
Saturday
A slight chance of rain. Partly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 36.
Sunday
Mostly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
7:53 pm MDT Mar 15, 2026
9pm 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