Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

22°F

-6°C

Humidity 73%
Wind Speed NW 3 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 31 Mar 02:01 AM MDT
Extended Forecast for

Culbertson MT

  • Overnight

    Overnight: Partly cloudy, with a low around 18. Northwest wind 9 to 11 mph.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny through mid morning, then becoming sunny, with a high near 38. Northwest wind 5 to 10 mph becoming east in the afternoon.

    High: 38 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow, mainly after 5am.  Cloudy, with a low around 24. East southeast wind 13 to 16 mph, with gusts as high as 25 mph.  New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Cloudy then
    Chance Snow

  • Wednesday

    Wednesday: A 30 percent chance of snow before noon.  Cloudy, with a high near 40. Southeast wind 15 to 17 mph, with gusts as high as 28 mph.  New snow accumulation of less than a half inch possible.

    High: 40 °F

    Chance Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29. East southeast wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 29 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of snow before 3pm, then a chance of rain and snow.  Cloudy, with a high near 40. East southeast wind 13 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 40 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, becoming all snow after midnight.  Cloudy, with a low around 26. East northeast wind 10 to 16 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 35. Northeast wind around 10 mph.  Chance of precipitation is 70%.

    High: 35 °F

    Snow Likely

  • Friday Night

    Friday Night: A 30 percent chance of snow before midnight.  Mostly cloudy, with a low around 21. North wind 6 to 10 mph becoming west northwest after midnight.

    Low: 21 °F

    Chance Snow
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 18. Northwest wind 9 to 11 mph.
Tuesday
Partly sunny through mid morning, then becoming sunny, with a high near 38. Northwest wind 5 to 10 mph becoming east in the afternoon.
Tuesday Night
A 30 percent chance of snow, mainly after 5am. Cloudy, with a low around 24. East southeast wind 13 to 16 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Wednesday
A 30 percent chance of snow before noon. Cloudy, with a high near 40. Southeast wind 15 to 17 mph, with gusts as high as 28 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly cloudy, with a low around 29. East southeast wind 11 to 14 mph, with gusts as high as 24 mph.
Thursday
A chance of snow before 3pm, then a chance of rain and snow. Cloudy, with a high near 40. East southeast wind 13 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Thursday Night
Rain and snow likely, becoming all snow after midnight. Cloudy, with a low around 26. East northeast wind 10 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Friday
Snow likely. Mostly cloudy, with a high near 35. Northeast wind around 10 mph. Chance of precipitation is 70%.
Friday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 21. North wind 6 to 10 mph becoming west northwest after midnight.
Saturday
Mostly sunny, with a high near 43. West northwest wind 6 to 10 mph.
Saturday Night
Partly cloudy, with a low around 24. Northwest wind 5 to 8 mph becoming south in the evening.
Sunday
A slight chance of rain. Mostly sunny, with a high near 50.
Sunday Night
Mostly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
12:46 am MDT Mar 31, 2026
2am MDT Mar 31, 2026-6pm MDT Apr 6, 2026
 
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Additional Resources

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