Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

57°F

14°C

Humidity 50%
Wind Speed E 5 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 12 May 11:05 PM MDT
Extended Forecast for

9 Miles S Ulm MT

High Wind Watch May 14, 12:00am until May 14, 06:00pm
Click here for hazard details and duration
High Wind Watch
  • Tonight

    Tonight: A 20 percent chance of showers after 3am.  Mostly cloudy, with a low around 51. South southeast wind around 6 mph.

    Low: 51 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Some of the storms could be severe.  High near 89. South southeast wind 5 to 10 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 48 mph.  Chance of precipitation is 80%.

    High: 89 °F

    Chance
    Showers then
    Severe
    Thunderstorms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 9pm, then a slight chance of showers between 9pm and 10pm. Some of the storms could be severe.  Cloudy during the early evening, then gradual clearing, with a low around 46. Windy, with a southwest wind 18 to 23 mph increasing to 29 to 34 mph in the evening. Winds could gust as high as 49 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Windy. Severe
    Thunderstorms
    then Mostly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 64. Windy, with a southwest wind 36 to 44 mph, with gusts as high as 50 mph.

    High: 64 °F

    Sunny and
    Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44. Breezy, with a west southwest wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph.

    Low: 44 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 65. Breezy, with a west southwest wind 14 to 19 mph increasing to 23 to 28 mph in the morning. Winds could gust as high as 36 mph.

    High: 65 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. Southwest wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 58. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 58 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A slight chance of showers after midnight.  Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers after 3am. Mostly cloudy, with a low around 51. South southeast wind around 6 mph.
Wednesday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Some of the storms could be severe. High near 89. South southeast wind 5 to 10 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 48 mph. Chance of precipitation is 80%.
Wednesday Night
Showers and thunderstorms likely before 9pm, then a slight chance of showers between 9pm and 10pm. Some of the storms could be severe. Cloudy during the early evening, then gradual clearing, with a low around 46. Windy, with a southwest wind 18 to 23 mph increasing to 29 to 34 mph in the evening. Winds could gust as high as 49 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 64. Windy, with a southwest wind 36 to 44 mph, with gusts as high as 50 mph.
Thursday Night
Partly cloudy, with a low around 44. Breezy, with a west southwest wind 23 to 28 mph decreasing to 15 to 20 mph after midnight. Winds could gust as high as 40 mph.
Friday
Sunny, with a high near 65. Breezy, with a west southwest wind 14 to 19 mph increasing to 23 to 28 mph in the morning. Winds could gust as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 41. Southwest wind 15 to 20 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 29 mph.
Saturday
Partly sunny, with a high near 58. Breezy, with a southwest wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.
Saturday Night
A slight chance of showers after midnight. Mostly cloudy, with a low around 34.
Sunday
A chance of rain showers before 9am, then a chance of rain and snow showers between 9am and noon, then a chance of rain showers after noon. Mostly cloudy, with a high near 52.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 32.
Monday
A slight chance of rain and snow showers. Mostly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 67.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ulm MT
 47.31°N 111.49°W (Elev. 3599 ft)
11:07 pm MDT May 12, 2026
11pm MDT May 12, 2026-6pm MDT May 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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