Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

79°F

26°C

Humidity 31%
Wind Speed NNW 6 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 46°F (8°C)
Visibility 7.00 mi
Heat Index79°F (26°C)
Last update 09 Aug 02:00 PM MDT
Extended Forecast for

Sun Prairie MT

  • This Afternoon

    This Afternoon: Areas of smoke. Sunny, with a high near 87. North wind 6 to 8 mph.

    High: 87 °F

    Areas Smoke

  • Tonight

    Tonight: Areas of smoke. Partly cloudy, with a low around 52. Northeast wind 6 to 11 mph becoming light and variable  after midnight.

    Low: 52 °F

    Areas Smoke

  • Monday

    Monday: Patchy smoke. Partly sunny, then gradually becoming sunny, with a high near 90. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 90 °F

    Patchy Smoke

  • Monday Night

    Monday Night: Patchy smoke. Mostly clear, with a low around 52. Northwest wind 5 to 10 mph becoming light west. Winds could gust as high as 18 mph.

    Low: 52 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Patchy smoke before 7am. Sunny, with a high near 86. West wind around 5 mph becoming calm.

    High: 86 °F

    Patchy Smoke
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. Northeast wind 8 to 11 mph becoming north northwest after midnight. Winds could gust as high as 18 mph.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Northwest wind 6 to 8 mph becoming north northeast in the afternoon.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, then showers likely after midnight.  Mostly cloudy, with a low around 49. Northeast wind 10 to 18 mph, with gusts as high as 26 mph.

    Low: 49 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after noon.  Partly sunny, with a high near 72.

    High: 72 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Areas of smoke. Sunny, with a high near 87. North wind 6 to 8 mph.
Tonight
Areas of smoke. Partly cloudy, with a low around 52. Northeast wind 6 to 11 mph becoming light and variable after midnight.
Monday
Patchy smoke. Partly sunny, then gradually becoming sunny, with a high near 90. Light southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Patchy smoke. Mostly clear, with a low around 52. Northwest wind 5 to 10 mph becoming light west. Winds could gust as high as 18 mph.
Tuesday
Patchy smoke before 7am. Sunny, with a high near 86. West wind around 5 mph becoming calm.
Tuesday Night
Mostly clear, with a low around 52. Northeast wind 8 to 11 mph becoming north northwest after midnight. Winds could gust as high as 18 mph.
Wednesday
Sunny, with a high near 79. Northwest wind 6 to 8 mph becoming north northeast in the afternoon.
Wednesday Night
A chance of showers and thunderstorms, then showers likely after midnight. Mostly cloudy, with a low around 49. Northeast wind 10 to 18 mph, with gusts as high as 26 mph.
Thursday
Showers likely, with thunderstorms also possible after noon. Partly sunny, with a high near 72.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 47.
Friday
A chance of showers. Mostly cloudy, with a high near 72.
Friday Night
A slight chance of showers. Mostly cloudy, with a low around 47.
Saturday
A slight chance of showers. Partly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Prairie MT
 47.54°N 111.47°W (Elev. 3399 ft)
12:31 pm MDT Aug 9, 2026
2pm MDT Aug 9, 2026-6pm MDT Aug 15, 2026
 
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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