Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

23°F

-5°C

Humidity 78%
Wind Speed ESE 5 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Wind Chill17°F (-8°C)
Last update 09 Mar 09:30 PM MDT
Extended Forecast for

13 Miles S Culbertson MT

  • Tonight

    Tonight: Partly cloudy, with a low around 22. South wind 8 to 10 mph becoming west southwest after midnight.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 40. West northwest wind 8 to 10 mph.

    High: 40 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21. Northwest wind 6 to 8 mph becoming south southwest after midnight.

    Low: 21 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. West southwest wind 9 to 17 mph, with gusts as high as 26 mph.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of snow after midnight.  Mostly cloudy, with a low around 27. West southwest wind 13 to 15 mph, with gusts as high as 22 mph.  New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Partly Cloudy
    then Chance
    Snow

  • Thursday

    Thursday: Rain and snow, becoming all snow after 3pm.  High near 44. Breezy, with a south southwest wind 14 to 19 mph becoming northwest 21 to 26 mph in the afternoon. Winds could gust as high as 34 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Rain/Snow and
    Breezy

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Cloudy, with a low around 22. North wind 6 to 16 mph, with gusts as high as 22 mph.  New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Friday

    Friday: Snow likely.  Cloudy, with a high near 33. East southeast wind 7 to 13 mph.  Chance of precipitation is 60%.

    High: 33 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow likely, mainly after midnight.  Cloudy, with a low around 19. Northeast wind around 10 mph.  Chance of precipitation is 60%.

    Low: 19 °F

    Snow Likely

Detailed Forecast

Tonight
Partly cloudy, with a low around 22. South wind 8 to 10 mph becoming west southwest after midnight.
Tuesday
Sunny, with a high near 40. West northwest wind 8 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 21. Northwest wind 6 to 8 mph becoming south southwest after midnight.
Wednesday
Mostly sunny, with a high near 43. West southwest wind 9 to 17 mph, with gusts as high as 26 mph.
Wednesday Night
A 40 percent chance of snow after midnight. Mostly cloudy, with a low around 27. West southwest wind 13 to 15 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Thursday
Rain and snow, becoming all snow after 3pm. High near 44. Breezy, with a south southwest wind 14 to 19 mph becoming northwest 21 to 26 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
A 40 percent chance of snow. Cloudy, with a low around 22. North wind 6 to 16 mph, with gusts as high as 22 mph. New snow accumulation of less than a half inch possible.
Friday
Snow likely. Cloudy, with a high near 33. East southeast wind 7 to 13 mph. Chance of precipitation is 60%.
Friday Night
Snow likely, mainly after midnight. Cloudy, with a low around 19. Northeast wind around 10 mph. Chance of precipitation is 60%.
Saturday
Snow. High near 27. East northeast wind 11 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 80%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 8. North wind 10 to 15 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Sunday
Mostly cloudy, with a high near 24.
Sunday Night
A slight chance of snow. Mostly cloudy, with a low around 11.
Monday
A slight chance of snow. Mostly cloudy, with a high near 31.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles S Culbertson MT
 47.97°N 104.56°W (Elev. 2123 ft)
7:20 pm MDT Mar 9, 2026
9pm MDT Mar 9, 2026-6pm MDT Mar 16, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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