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

Frigid Airmass to Bring Significantly Colder Temperatures; Snow Continues Downwind of the Great Lakes

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Record low temperatures are expected in the Southeast by Tuesday morning. Moderate to heavy lake effect snow will continue downwind of the Great Lakes through Monday. Several inches of snow accumulation is expected, including in portions of the Chicago Metro Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

52°F

11°C

Humidity 34%
Wind Speed SSW 18 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 09 Nov 10:15 PM MST
Extended Forecast for

Great Falls International Airport MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 43. South southwest wind 15 to 18 mph, with gusts as high as 28 mph.

    Low: 43 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 66. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 38 mph.

    High: 66 °F

    Mostly Cloudy
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42. Southwest wind 17 to 20 mph, with gusts as high as 31 mph.

    Low: 42 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 57. West wind 18 to 21 mph, with gusts as high as 32 mph.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. West wind 5 to 10 mph becoming south in the evening.

    Low: 31 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 57. South southwest wind 5 to 7 mph.

    High: 57 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. South southwest wind 6 to 10 mph.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 64. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of rain before 11pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 43. South southwest wind 15 to 18 mph, with gusts as high as 28 mph.
Monday
Mostly cloudy, with a high near 66. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 38 mph.
Monday Night
Partly cloudy, with a low around 42. Southwest wind 17 to 20 mph, with gusts as high as 31 mph.
Veterans Day
Mostly sunny, with a high near 57. West wind 18 to 21 mph, with gusts as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 31. West wind 5 to 10 mph becoming south in the evening.
Wednesday
Mostly cloudy, with a high near 57. South southwest wind 5 to 7 mph.
Wednesday Night
Mostly cloudy, with a low around 39. South southwest wind 6 to 10 mph.
Thursday
Partly sunny, with a high near 64. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
A slight chance of rain before 11pm, then a slight chance of rain and snow. Mostly cloudy, with a low around 36.
Friday
A slight chance of rain and snow before 11am. Partly sunny, with a high near 50.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 50.
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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:
7:00 pm MST Nov 9, 2025
Forecast Valid:
10pm MST Nov 9, 2025-6pm MST Nov 16, 2025
 
Forecast Discussion
 
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Additional Resources

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