Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

4°F

-16°C

Humidity 69%
Wind Speed N 2 MPH
Barometer NA
Dewpoint -4°F (-20°C)
Visibility NA
Last update 21 Feb 07:15 PM MST
Extended Forecast for

Culbertson MT

  • Tonight

    Tonight: Clear, with a low around -8. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph.

    Low: -8 °F

    Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 16. Wind chill values between -5 and -15. Light east northeast wind becoming east southeast 5 to 10 mph in the morning.

    High: 16 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 8. Wind chill values between -5 and zero. East southeast wind around 11 mph.

    Low: 8 °F

    Gradual
    Clearing

  • Monday

    Monday: Sunny, with a high near 42. Wind chill values between zero and 10. Southeast wind 6 to 10 mph becoming west southwest in the afternoon.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of rain between 11pm and 2am, then a slight chance of snow after 2am.  Mostly cloudy, with a low around 24. West wind 7 to 9 mph.  Chance of precipitation is 20%.

    Low: 24 °F

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after 11am.  Mostly cloudy, with a high near 33. Northwest wind around 8 mph.  Little or no snow accumulation expected.

    High: 33 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 14. North northwest wind around 9 mph becoming east southeast after midnight.  New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow

  • Wednesday

    Wednesday: A 20 percent chance of snow before 11am.  Partly sunny, with a high near 37. South wind 10 to 17 mph becoming west northwest in the morning. Winds could gust as high as 24 mph.

    High: 37 °F

    Slight Chance
    Snow then
    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. West wind 13 to 16 mph, with gusts as high as 22 mph.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around -8. Wind chill values between -10 and -15. Calm wind becoming north around 5 mph.
Sunday
Increasing clouds, with a high near 16. Wind chill values between -5 and -15. Light east northeast wind becoming east southeast 5 to 10 mph in the morning.
Sunday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 8. Wind chill values between -5 and zero. East southeast wind around 11 mph.
Monday
Sunny, with a high near 42. Wind chill values between zero and 10. Southeast wind 6 to 10 mph becoming west southwest in the afternoon.
Monday Night
A slight chance of rain between 11pm and 2am, then a slight chance of snow after 2am. Mostly cloudy, with a low around 24. West wind 7 to 9 mph. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 33. Northwest wind around 8 mph. Little or no snow accumulation expected.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 14. North northwest wind around 9 mph becoming east southeast after midnight. New snow accumulation of less than a half inch possible.
Wednesday
A 20 percent chance of snow before 11am. Partly sunny, with a high near 37. South wind 10 to 17 mph becoming west northwest in the morning. Winds could gust as high as 24 mph.
Wednesday Night
Partly cloudy, with a low around 23. West wind 13 to 16 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 47. Breezy, with a west wind 16 to 25 mph, with gusts as high as 36 mph.
Thursday Night
A 20 percent chance of snow. Partly cloudy, with a low around 27. West wind around 18 mph, with gusts as high as 28 mph.
Friday
Partly sunny, with a high near 40. Breezy.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 9.
Saturday
A slight chance of snow. Mostly sunny, with a high near 24.
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
5:34 pm MST Feb 21, 2026
7pm MST Feb 21, 2026-6pm MST Feb 28, 2026
 
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Additional Resources

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