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

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

Lat: 47.91973°NLon: 104.32619°WElev: 2480.0ft.

NA

15°F

-9°C

Humidity 64%
Wind Speed WSW 5 MPH
Barometer NA
Dewpoint 5°F (-15°C)
Visibility NA
Wind Chill7°F (-14°C)
Last update 29 Dec 08:45 AM MST
Extended Forecast for

Culbertson MT

  • Tonight

    Tonight: Increasing clouds, with a low around 13. West wind around 9 mph.

    Low: 13 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 29. West wind around 10 mph, with gusts as high as 18 mph.

    High: 29 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 12. South southwest wind 3 to 7 mph.

    Low: 12 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 22. Northwest wind around 6 mph becoming east northeast in the afternoon.

    High: 22 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 7. East wind around 6 mph becoming calm in the evening.

    Low: 7 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 22. Light and variable wind.

    High: 22 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10. Light east northeast wind.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 24. Calm wind becoming east southeast around 6 mph in the afternoon.

    High: 24 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 13. Southeast wind around 6 mph.

    Low: 13 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 13. West wind around 9 mph.
Tuesday
Sunny, with a high near 29. West wind around 10 mph, with gusts as high as 18 mph.
Tuesday Night
Mostly cloudy, with a low around 12. South southwest wind 3 to 7 mph.
Wednesday
Partly sunny, with a high near 22. Northwest wind around 6 mph becoming east northeast in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 7. East wind around 6 mph becoming calm in the evening.
New Year's Day
Partly sunny, with a high near 22. Light and variable wind.
Thursday Night
Mostly cloudy, with a low around 10. Light east northeast wind.
Friday
Mostly cloudy, with a high near 24. Calm wind becoming east southeast around 6 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 13. Southeast wind around 6 mph.
Saturday
Partly sunny, with a high near 32. South southeast wind 6 to 9 mph becoming west southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 17. West wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 12.
Monday
Mostly sunny, with a high near 30.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
Last Update:
1:16 pm MST Dec 29, 2025
Forecast Valid:
3pm MST Dec 29, 2025-6pm MST Jan 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation