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

Heat Wave Continues; Areas of Severe Thunderstorms and Heavy Rain

Prolonged and intense heat wave continues into Friday with relief expected by this weekend. Extreme Heat Warnings and Heat Advisories remain in effect for portions of the Ohio Valley and the Southeast. Unsettled weather could produce severe weather and excessive rainfall for parts of the Central and Eastern 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

61°F

16°C

Humidity 59%
Wind Speed SW 6 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 27 Jun 02:20 AM MDT
Extended Forecast for

Great Falls MT

  • Overnight

    Overnight: A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 55. Southwest wind around 6 mph.

    Low: 55 °F

    Slight Chance
    Showers

  • Friday

    Friday: A slight chance of showers before noon, then a slight chance of showers and thunderstorms between noon and 5pm. Partly sunny, with a high near 84. West southwest wind 6 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 51. West wind 9 to 15 mph, with gusts as high as 25 mph.

    Low: 51 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 81. West wind 9 to 15 mph, with gusts as high as 25 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 48. West wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 23 mph.

    Low: 48 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Southwest wind 3 to 7 mph.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 52. North wind 5 to 8 mph becoming light and variable after midnight.

    Low: 52 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 89. Calm wind becoming northeast 5 to 9 mph in the afternoon.

    High: 89 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers after 5am. Mostly cloudy, with a low around 55. Southwest wind around 6 mph.
Friday
A slight chance of showers before noon, then a slight chance of showers and thunderstorms between noon and 5pm. Partly sunny, with a high near 84. West southwest wind 6 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 51. West wind 9 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 81. West wind 9 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Mostly clear, with a low around 48. West wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 23 mph.
Sunday
Sunny, with a high near 82. Southwest wind 3 to 7 mph.
Sunday Night
Clear, with a low around 52. North wind 5 to 8 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 89. Calm wind becoming northeast 5 to 9 mph in the afternoon.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Mostly sunny, with a high near 91.
Tuesday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85.
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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:
2:21 am MDT Jun 27, 2025
Forecast Valid:
2am MDT Jun 27, 2025-6pm MDT Jul 3, 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