Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

light snow,mist

27°F

-3°C

Humidity 96%
Wind Speed ENE 14 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 26°F (-3°C)
Visibility 2.00 mi
Wind Chill16°F (-9°C)
Last update 13 Mar 03:53 AM MDT
Extended Forecast for

6 Miles WSW Ulm MT

Winter Storm Warning March 13, 04:09am until March 14, 06:00pm
Click here for hazard details and duration
Winter Storm Warning
  •  
    Winter Storm Warning March 13, 04:09am until March 14, 06:00pm

    NOW until 6:00pm Sat

    Winter Storm Warning

  • Overnight

    Low: 33 °F

    Snow

  • Friday

    Friday: Snow.  High near 36. Northeast wind 6 to 10 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 36 °F

    Snow

  • Friday Night

    Friday Night: Snow.  Low around 25. East northeast wind 3 to 8 mph.  Chance of precipitation is 90%. New snow accumulation of around an inch possible.

    Low: 25 °F

    Snow

  • Saturday

    Saturday: Snow.  High near 34. North wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 34 °F

    Snow

  • Saturday Night

    Saturday Night: Snow, mainly before midnight.  Low around 8. North northwest wind 13 to 18 mph becoming light west  after midnight. Winds could gust as high as 28 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 8 °F

    Snow then
    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 34. Calm wind becoming west southwest 5 to 8 mph in the afternoon.

    High: 34 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 19. South southwest wind 6 to 10 mph.

    Low: 19 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Monday

    Monday: A chance of snow before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon.  Mostly cloudy, with a high near 50. Breezy, with a south southwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 50 °F

    Chance
    Rain/Snow
    then Chance
    Rain and
    Breezy

Detailed Forecast

Overnight
Snow. Steady temperature around 33. Northwest wind around 6 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow. High near 36. Northeast wind 6 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around 25. East northeast wind 3 to 8 mph. Chance of precipitation is 90%. New snow accumulation of around an inch possible.
Saturday
Snow. High near 34. North wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
Snow, mainly before midnight. Low around 8. North northwest wind 13 to 18 mph becoming light west after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
Partly sunny, with a high near 34. Calm wind becoming west southwest 5 to 8 mph in the afternoon.
Sunday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 19. South southwest wind 6 to 10 mph.
Monday
A chance of snow before 9am, then a chance of rain and snow between 9am and noon, then a chance of rain after noon. Mostly cloudy, with a high near 50. Breezy, with a south southwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Monday Night
A chance of rain, mainly before midnight. Cloudy, with a low around 41. Breezy.
Tuesday
Mostly cloudy, with a high near 61. Windy.
Tuesday Night
Mostly cloudy, with a low around 44. Breezy.
Wednesday
Mostly cloudy, with a high near 67. Windy.
Wednesday Night
Mostly cloudy, with a low around 47. Breezy.
Thursday
Mostly cloudy, with a high near 70. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Ulm MT
 47.4°N 111.63°W (Elev. 3524 ft)
3:51 am MDT Mar 13, 2026
4am MDT Mar 13, 2026-6pm MDT Mar 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database