Tracking Storm System Across the Eastern U.S.

A storm system will continue to produce widespread showers and thunderstorms as it progresses eastward across the central U.S. into the Northeast through the weekend. There are risks of severe thunderstorms and excessive rainfall on Saturday from the Ozarks into the mid-Mississippi River Valley with potential for damaging winds, large hail, tornadoes, and flash flooding. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Overcast

38°F

3°C

Humidity 85%
Wind Speed NNW 17 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 17 Oct 07:53 PM MDT
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: A chance of rain showers, mixing with snow after 11pm, then gradually ending.  Mostly cloudy, with a low around 30. Northwest wind 9 to 18 mph becoming southwest after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 30 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: Sunny, with a high near 57. West southwest wind 7 to 14 mph, with gusts as high as 24 mph.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain after midnight.  Increasing clouds, with a low around 44. Southwest wind 10 to 15 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 36 mph.

    Low: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Sunday

    Sunday: A 30 percent chance of rain, mainly before noon.  Mostly cloudy, with a high near 61. Windy, with a southwest wind 20 to 25 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 47 mph.

    High: 61 °F

    Chance Rain
    and Windy

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after midnight.  Partly cloudy, with a low around 38. Breezy, with a west wind 15 to 22 mph, with gusts as high as 39 mph.

    Low: 38 °F

    Partly Cloudy
    and Breezy
    then Chance
    Rain

  • Monday

    Monday: A 20 percent chance of rain before noon.  Mostly sunny, with a high near 55. West wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 55 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. South southwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 62. South southwest wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 62 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of rain showers, mixing with snow after 11pm, then gradually ending. Mostly cloudy, with a low around 30. Northwest wind 9 to 18 mph becoming southwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
Sunny, with a high near 57. West southwest wind 7 to 14 mph, with gusts as high as 24 mph.
Saturday Night
A 20 percent chance of rain after midnight. Increasing clouds, with a low around 44. Southwest wind 10 to 15 mph increasing to 16 to 21 mph after midnight. Winds could gust as high as 36 mph.
Sunday
A 30 percent chance of rain, mainly before noon. Mostly cloudy, with a high near 61. Windy, with a southwest wind 20 to 25 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 47 mph.
Sunday Night
A 30 percent chance of rain after midnight. Partly cloudy, with a low around 38. Breezy, with a west wind 15 to 22 mph, with gusts as high as 39 mph.
Monday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 55. West wind 14 to 16 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 34. South southwest wind around 10 mph, with gusts as high as 18 mph.
Tuesday
Partly sunny, with a high near 62. South southwest wind 9 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
Partly sunny, with a high near 68.
Thursday Night
Partly cloudy, with a low around 42.
Friday
Mostly sunny, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
3:11 pm MDT Oct 17, 2025
8pm MDT Oct 17, 2025-6pm MDT Oct 24, 2025
 
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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