Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

64°F

18°C

Humidity 48%
Wind Speed E 5 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Jul 10:30 PM MDT
Extended Forecast for

Great Falls MT

  • Tonight

    Tonight: Partly cloudy, with a low around 55. North wind 5 to 7 mph becoming south southwest after midnight.

    Low: 55 °F

    Partly Cloudy

  • Sunday

    Sunday: Increasing clouds, with a high near 83. West southwest wind 5 to 10 mph.

    High: 83 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 5am.  Widespread haze after 3am. Cloudy, with a low around 56. West wind 6 to 10 mph becoming north northeast in the evening.

    Low: 56 °F

    Cloudy then
    Slight Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 71. North northeast wind 5 to 10 mph, with gusts as high as 18 mph.

    High: 71 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 55. North northeast wind 5 to 10 mph becoming light  after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon.  Partly sunny, with a high near 77. Light north northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 40%.

    High: 77 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 49. North wind 8 to 13 mph becoming light north northwest  after midnight. Winds could gust as high as 20 mph.

    Low: 49 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after noon.  Mostly sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 55. North wind 5 to 7 mph becoming south southwest after midnight.
Sunday
Increasing clouds, with a high near 83. West southwest wind 5 to 10 mph.
Sunday Night
A 20 percent chance of showers after 5am. Widespread haze after 3am. Cloudy, with a low around 56. West wind 6 to 10 mph becoming north northeast in the evening.
Monday
A 30 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 71. North northeast wind 5 to 10 mph, with gusts as high as 18 mph.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 55. North northeast wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 77. Light north northwest wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 40%.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49. North wind 8 to 13 mph becoming light north northwest after midnight. Winds could gust as high as 20 mph.
Wednesday
A slight chance of showers after noon. Mostly sunny, with a high near 82. Calm wind becoming west 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 90.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 94.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Great Falls MT
 47.51°N 111.31°W (Elev. 3399 ft)
10:34 pm MDT Jul 19, 2025
10pm MDT Jul 19, 2025-6pm MDT Jul 26, 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