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

Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Current conditions at

Great Falls, Great Falls International Airport (KGTF)

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

Clear

46°F

8°C

Humidity 28%
Wind Speed SSW 12 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 31 Dec 06:20 PM MST
Extended Forecast for

9 Miles S Ulm MT

  • Tonight

    Tonight: Partly cloudy, with a low around 29. South wind 6 to 13 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly sunny, with a high near 50. South wind 6 to 8 mph.

    High: 50 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35. South wind around 9 mph.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 50. South southwest wind 10 to 20 mph, with gusts as high as 31 mph.

    High: 50 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 35. Southwest wind 9 to 17 mph, with gusts as high as 26 mph.

    Low: 35 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 49. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 49 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35. South southwest wind around 11 mph.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 51. Southwest wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 51 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. South wind 6 to 13 mph, with gusts as high as 20 mph.
New Year's Day
Mostly sunny, with a high near 50. South wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 35. South wind around 9 mph.
Friday
Mostly cloudy, with a high near 50. South southwest wind 10 to 20 mph, with gusts as high as 31 mph.
Friday Night
Mostly cloudy, with a low around 35. Southwest wind 9 to 17 mph, with gusts as high as 26 mph.
Saturday
Partly sunny, with a high near 49. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 35. South southwest wind around 11 mph.
Sunday
Partly sunny, with a high near 51. Southwest wind 11 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Mostly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 47. Breezy.
Tuesday Night
Mostly cloudy, with a low around 33.
Wednesday
Partly sunny, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles S Ulm MT
 47.31°N 111.49°W (Elev. 3599 ft)
Last Update:
4:13 pm MST Dec 31, 2025
Forecast Valid:
6pm MST Dec 31, 2025-6pm MST Jan 7, 2026
 
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