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

61°F

16°C

Humidity 21%
Wind Speed SW 11 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 18 Apr 05:50 PM MDT
Extended Forecast for

8 Miles S Ulm MT

  • Tonight

    Tonight: Mostly clear, with a low around 30. West wind 5 to 9 mph becoming south after midnight.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 68. South wind 5 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 68 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 40. West wind 6 to 10 mph becoming south after midnight.

    Low: 40 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 75. South wind 5 to 8 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. West wind 5 to 10 mph becoming south after midnight.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. South southwest wind 6 to 9 mph.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 48. South southeast wind 6 to 10 mph.

    Low: 48 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 68. Breezy, with a south southwest wind 7 to 12 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.

    High: 68 °F

    Mostly Sunny
    then Showers
    Likely and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain before midnight, then rain and snow. Cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Breezy. Rain
    then
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 30. West wind 5 to 9 mph becoming south after midnight.
Sunday
Sunny, with a high near 68. South wind 5 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 40. West wind 6 to 10 mph becoming south after midnight.
Monday
Sunny, with a high near 75. South wind 5 to 8 mph.
Monday Night
Partly cloudy, with a low around 44. West wind 5 to 10 mph becoming south after midnight.
Tuesday
Mostly sunny, with a high near 80. South southwest wind 6 to 9 mph.
Tuesday Night
Mostly cloudy, with a low around 48. South southeast wind 6 to 10 mph.
Wednesday
Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 68. Breezy, with a south southwest wind 7 to 12 mph becoming west 17 to 22 mph in the afternoon. Winds could gust as high as 30 mph.
Wednesday Night
Rain before midnight, then rain and snow. Cloudy, with a low around 32. Breezy.
Thursday
Snow, mainly before noon. Mostly cloudy, with a high near 42. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 26.
Friday
A slight chance of snow. Partly sunny, with a high near 45.
Friday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 26.
Saturday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles S Ulm MT
 47.31°N 111.52°W (Elev. 3599 ft)
Last Update:
2:12 pm MDT Apr 18, 2026
Forecast Valid:
6pm MDT Apr 18, 2026-6pm MDT Apr 25, 2026
 
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