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

Hazardous Weather Conditions

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

34°F

1°C

Humidity 69%
Wind Speed SE 5 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 31 Mar 11:20 PM MDT
Extended Forecast for

9 Miles S Ulm MT

Winter Weather Advisory April 2, 03:00pm until April 3, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Partly cloudy, with a low around 26. Light south southeast wind.

    Low: 26 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly after 2pm. Mostly sunny, with a high near 57. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 57 °F

    Mostly Sunny
    then Chance
    Rain

  • Wednesday Night

    Wednesday Night: Rain likely, mainly before midnight. Mostly cloudy, with a low around 35. East northeast wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 70%.

    Low: 35 °F

    Rain Likely

  • Thursday

    Thursday: Rain before noon, then rain and snow between noon and 3pm, then snow after 3pm. High near 44. Light and variable wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 44 °F

    Rain then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain, possibly mixed with snow, becoming all snow after 9pm. Low around 28. Northwest wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Rain/Snow
    then Snow
    Likely

  • Friday

    Friday: A 30 percent chance of snow before noon. Partly sunny, with a high near 46. West wind around 7 mph. New snow accumulation of less than a half inch possible.

    High: 46 °F

    Chance Snow
    then Partly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. South southwest wind around 6 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 57. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 26. Light south southeast wind.
Wednesday
A 30 percent chance of rain, mainly after 2pm. Mostly sunny, with a high near 57. Calm wind becoming east 5 to 7 mph in the afternoon.
Wednesday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 35. East northeast wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 70%.
Thursday
Rain before noon, then rain and snow between noon and 3pm, then snow after 3pm. High near 44. Light and variable wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Thursday Night
Rain, possibly mixed with snow, becoming all snow after 9pm. Low around 28. Northwest wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday
A 30 percent chance of snow before noon. Partly sunny, with a high near 46. West wind around 7 mph. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 28. South southwest wind around 6 mph.
Saturday
Sunny, with a high near 57. South southwest wind 7 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 34.
Monday
Partly sunny, with a high near 58.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Partly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ulm MT
 47.31°N 111.49°W (Elev. 3599 ft)
Last Update:
10:52 pm MDT Mar 31, 2026
Forecast Valid:
11pm MDT Mar 31, 2026-6pm MDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation