Fire Weather Concerns and Severe Weather

Dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the northern and central High Plains through this weekend, where fuels remain largely receptive. Severe thunderstorms and heavy rainfall are possible from the Plains into the Upper Midwest, as well as in the Ohio Valley and portions of the Mid-Atlantic through this weekend. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

48°F

9°C

Humidity 81%
Wind Speed SE 5 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 11 Sep 11:20 PM MDT
Extended Forecast for

Sun Prairie MT

  • Tonight

    Tonight: Cloudy, with a low around 43. Northeast wind 3 to 6 mph.

    Low: 43 °F

    Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain between 1pm and 2pm.  Cloudy, with a high near 59. Northeast wind 6 to 10 mph.

    High: 59 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. Northeast wind 7 to 11 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of rain after noon.  Partly sunny, with a high near 63. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 63 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 9pm, then rain likely, mainly between 9pm and midnight.  Mostly cloudy, with a low around 42. Northwest wind 10 to 18 mph becoming southwest after midnight. Winds could gust as high as 29 mph.  Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely then
    Chance Rain

  • Monday

    Monday: Partly sunny, with a high near 62. Breezy, with a southwest wind 20 to 26 mph, with gusts as high as 34 mph.

    High: 62 °F

    Partly Sunny
    and Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Northwest wind 8 to 13 mph becoming light and variable  after midnight. Winds could gust as high as 20 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 61. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 61 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after midnight.  Partly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
Cloudy, with a low around 43. Northeast wind 3 to 6 mph.
Saturday
A 20 percent chance of rain between 1pm and 2pm. Cloudy, with a high near 59. Northeast wind 6 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 40. Northeast wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday
A 40 percent chance of rain after noon. Partly sunny, with a high near 63. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Sunday Night
Showers likely and possibly a thunderstorm before 9pm, then rain likely, mainly between 9pm and midnight. Mostly cloudy, with a low around 42. Northwest wind 10 to 18 mph becoming southwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 62. Breezy, with a southwest wind 20 to 26 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a low around 39. Northwest wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 61. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tuesday Night
A slight chance of showers after midnight. Partly cloudy, with a low around 39.
Wednesday
A slight chance of showers before noon. Mostly sunny, with a high near 62.
Wednesday Night
Mostly clear, with a low around 39.
Thursday
Sunny, with a high near 72.
Thursday Night
A slight chance of showers. Mostly clear, with a low around 42.
Friday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Sun Prairie MT
 47.54°N 111.47°W (Elev. 3399 ft)
11:21 pm MDT Sep 11, 2026
11pm MDT Sep 11, 2026-6pm MDT Sep 18, 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