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

Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

12°F

-11°C

Humidity 75%
Wind Speed SE 13 MPH
Barometer NA
Dewpoint 6°F (-14°C)
Visibility NA
Wind Chill-3°F (-19°C)
Last update 28 Jan 06:45 AM MST
Extended Forecast for

Culbertson MT

  • Today

    Today: A 30 percent chance of snow after 3pm. Mostly cloudy, with a high near 18. Wind chill values between -5 and 5. East wind 5 to 8 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 18 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tonight

    Tonight: A 50 percent chance of snow, mainly before 2am. Cloudy, with a low around 7. East wind 3 to 8 mph. New snow accumulation of less than one inch possible.

    Low: 7 °F

    Chance Snow

  • Thursday

    Thursday: A 20 percent chance of snow before 11am. Mostly cloudy, with a high near 18. Light east wind.

    High: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 4. Wind chill values between -5 and zero. East southeast wind 5 to 7 mph.

    Low: 4 °F

    Slight Chance
    Snow then
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 18. Southeast wind 8 to 11 mph, with gusts as high as 20 mph.

    High: 18 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of snow between 11pm and 2am, then a chance of freezing rain after 2am. Mostly cloudy, with a low around 13. South wind around 10 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Chance Snow
    then Chance
    Wintry Mix

  • Saturday

    Saturday: A chance of freezing rain before 11am, then a slight chance of rain between 11am and 2pm, then a slight chance of snow after 2pm. Mostly cloudy, with a high near 37. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 37 °F

    Chance
    Rain/Freezing
    Rain then
    Slight Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 19. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 19 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 32. West northwest wind 3 to 5 mph.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
A 30 percent chance of snow after 3pm. Mostly cloudy, with a high near 18. Wind chill values between -5 and 5. East wind 5 to 8 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 50 percent chance of snow, mainly before 2am. Cloudy, with a low around 7. East wind 3 to 8 mph. New snow accumulation of less than one inch possible.
Thursday
A 20 percent chance of snow before 11am. Mostly cloudy, with a high near 18. Light east wind.
Thursday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 4. Wind chill values between -5 and zero. East southeast wind 5 to 7 mph.
Friday
Mostly sunny, with a high near 18. Southeast wind 8 to 11 mph, with gusts as high as 20 mph.
Friday Night
A chance of snow between 11pm and 2am, then a chance of freezing rain after 2am. Mostly cloudy, with a low around 13. South wind around 10 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Saturday
A chance of freezing rain before 11am, then a slight chance of rain between 11am and 2pm, then a slight chance of snow after 2pm. Mostly cloudy, with a high near 37. South wind 9 to 14 mph becoming west in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Saturday Night
Mostly cloudy, with a low around 19. West northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Sunday
Partly sunny, with a high near 32. West northwest wind 3 to 5 mph.
Sunday Night
Mostly cloudy, with a low around 17. Southeast wind around 5 mph.
Monday
Partly sunny, with a high near 34. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 20.
Tuesday
Partly sunny, with a high near 33.
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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:
3:06 am MST Jan 28, 2026
Forecast Valid:
7am MST Jan 28, 2026-6pm MST Feb 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation