Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. 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 84%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 8°F (-13°C)
Visibility NA
Last update 15 Mar 10:45 PM MDT
Extended Forecast for

Culbertson MT

  • Tonight

    Tonight: Increasing clouds, with a low around 4. Light east wind.

    Low: 4 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 33. Wind chill values between zero and 10. Light southeast wind becoming south 6 to 11 mph in the morning.

    High: 33 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of snow between midnight and 3am, then a slight chance of freezing rain after 3am.  Mostly cloudy, with a low around 25. Southeast wind 8 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 20%.

    Low: 25 °F

    Mostly Cloudy
    then Slight
    Chance Wintry
    Mix

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61. West northwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.

    High: 61 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 39. West wind around 14 mph, with gusts as high as 26 mph.

    Low: 39 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 67. Breezy, with a west southwest wind 14 to 24 mph, with gusts as high as 34 mph.

    High: 67 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42. West southwest wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. Breezy, with a west southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 70 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. West wind 14 to 16 mph, with gusts as high as 26 mph.

    Low: 46 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 4. Light east wind.
Monday
Mostly sunny, with a high near 33. Wind chill values between zero and 10. Light southeast wind becoming south 6 to 11 mph in the morning.
Monday Night
A slight chance of snow between midnight and 3am, then a slight chance of freezing rain after 3am. Mostly cloudy, with a low around 25. Southeast wind 8 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Tuesday
Mostly cloudy, with a high near 61. West northwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph.
Tuesday Night
Mostly cloudy, with a low around 39. West wind around 14 mph, with gusts as high as 26 mph.
Wednesday
Partly sunny, with a high near 67. Breezy, with a west southwest wind 14 to 24 mph, with gusts as high as 34 mph.
Wednesday Night
Partly cloudy, with a low around 42. West southwest wind 9 to 13 mph, with gusts as high as 21 mph.
Thursday
Mostly sunny, with a high near 70. Breezy, with a west southwest wind 10 to 15 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 32 mph.
Thursday Night
Partly cloudy, with a low around 46. West wind 14 to 16 mph, with gusts as high as 26 mph.
Friday
Partly sunny, with a high near 68. West northwest wind 10 to 17 mph, with gusts as high as 25 mph.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 38. West northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday
A chance of rain. Mostly cloudy, with a high near 58.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 32.
Sunday
Partly sunny, with a high near 51.
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
3:55 pm MDT Mar 15, 2026
11pm MDT Mar 15, 2026-6pm MDT Mar 22, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database