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

Areas of Excessive Rainfall from Southwest U.S. Monsoons; Monitoring Tropical Cyclone Formation Which Could Impact the Southeast U.S.

In Arizona and New Mexico, heavy to excessive rainfall from monsoon thunderstorms may bring isolated flash and urban flooding today into Sunday. Tropical wave (AL94) is likely to become a depression by late Friday or over this weekend in the vicinity of the Bahamas. Significant uncertainty remains in the track and intensity, but chances for impacts to the southeast U.S. coast are increasing. Read More >

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 35%
Wind Speed SSW 11 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 25 Sep 11:30 PM MDT
Extended Forecast for

Ulm MTSimilar City Names

  • Tonight

    Tonight: Mostly clear, with a low around 49. West southwest wind around 11 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Mostly Clear

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 74. West wind 10 to 17 mph, with gusts as high as 26 mph.

    High: 74 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. West wind 9 to 16 mph becoming south southwest after midnight. Winds could gust as high as 23 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 44. South southwest wind 5 to 7 mph.

    Low: 44 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Southwest wind 5 to 8 mph becoming east northeast in the afternoon.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. East northeast wind 5 to 8 mph becoming south southwest after midnight.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 86. South southwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 86 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain, mainly before midnight. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 49. West southwest wind around 11 mph, with gusts as high as 18 mph.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 74. West wind 10 to 17 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 43. West wind 9 to 16 mph becoming south southwest after midnight. Winds could gust as high as 23 mph.
Saturday
Sunny, with a high near 83. Southwest wind 9 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 44. South southwest wind 5 to 7 mph.
Sunday
Sunny, with a high near 84. Southwest wind 5 to 8 mph becoming east northeast in the afternoon.
Sunday Night
Partly cloudy, with a low around 49. East northeast wind 5 to 8 mph becoming south southwest after midnight.
Monday
Mostly sunny, with a high near 86. South southwest wind 5 to 13 mph, with gusts as high as 21 mph.
Monday Night
A chance of rain, mainly before midnight. Mostly cloudy, with a low around 49.
Tuesday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 76.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 71.
Wednesday Night
A slight chance of rain. Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ulm MTSimilar City Names
 47.43°N 111.51°W (Elev. 3392 ft)
Last Update:
10:27 pm MDT Sep 25, 2025
Forecast Valid:
11pm MDT Sep 25, 2025-6pm MDT Oct 2, 2025
 
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