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

Great Falls, Great Falls International Airport (KGTF)

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

Clear

60°F

16°C

Humidity 30%
Wind Speed NE 6 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 18 Oct 04:53 PM MDT
Extended Forecast for

Ulm MT

  • Tonight

    Tonight: Partly cloudy, with a low around 36. Northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 72. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 58. Light and variable wind.

    High: 58 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. Light north wind.

    Low: 36 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 43. South southeast wind 5 to 7 mph.

    Low: 43 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 72. South southwest wind around 6 mph.

    High: 72 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain, mainly after midnight. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 36. Northeast wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 72. Calm wind becoming south southwest around 5 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 39. Light and variable wind.
Tuesday
Mostly sunny, with a high near 58. Light and variable wind.
Tuesday Night
Partly cloudy, with a low around 36. Light north wind.
Wednesday
Sunny, with a high near 71. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 43. South southeast wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 72. South southwest wind around 6 mph.
Thursday Night
A chance of rain, mainly after midnight. Mostly cloudy, with a low around 44.
Friday
Rain likely. Mostly cloudy, with a high near 53.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Mostly cloudy, with a low around 31.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 45.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ulm MT
 47.41°N 111.51°W (Elev. 3383 ft)
Last Update:
12:31 pm MDT Oct 18, 2026
Forecast Valid:
5pm MDT Oct 18, 2026-6pm MDT Oct 25, 2026
 
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