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

Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Partly Cloudy

55°F

13°C

Humidity 43%
Wind Speed SW 11 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 18 Nov 03:35 PM MST
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Southwest wind 5 to 8 mph becoming calm after midnight.

    Low: 29 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 45. Light west wind.

    High: 45 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 24. Calm wind.

    Low: 24 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 55. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 55 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33. Southwest wind 7 to 9 mph.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 55. Southwest wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. Southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 56. Southwest wind 14 to 18 mph, with gusts as high as 29 mph.

    High: 56 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. Southwest wind 5 to 8 mph becoming calm after midnight.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 45. Light west wind.
Wednesday Night
Mostly clear, with a low around 24. Calm wind.
Thursday
Sunny, with a high near 55. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 33. Southwest wind 7 to 9 mph.
Friday
Sunny, with a high near 55. Southwest wind 10 to 18 mph, with gusts as high as 30 mph.
Friday Night
Partly cloudy, with a low around 35. Southwest wind around 15 mph, with gusts as high as 26 mph.
Saturday
Partly sunny, with a high near 56. Southwest wind 14 to 18 mph, with gusts as high as 29 mph.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A slight chance of rain before 11am. Partly sunny, with a high near 55.
Sunday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 37.
Monday
A chance of rain and snow. Mostly cloudy, with a high near 51.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Tuesday
A chance of snow. Partly sunny, with a high near 33.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
Last Update:
1:32 pm MST Nov 18, 2025
Forecast Valid:
3pm MST Nov 18, 2025-6pm MST Nov 25, 2025
 
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