Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

69°F

21°C

Humidity 32%
Wind Speed SW 4 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 20 Mar 02:45 PM MDT
Extended Forecast for

Culbertson MT

  • Tonight

    Tonight: Mostly clear, with a low around 48. West wind 7 to 14 mph, with gusts as high as 26 mph.

    Low: 48 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 62. Northwest wind 9 to 16 mph, with gusts as high as 31 mph.

    High: 62 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 28. North wind 9 to 14 mph becoming light  after midnight. Winds could gust as high as 22 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of snow before noon.  Mostly cloudy, with a high near 46. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 46 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Northwest wind around 6 mph becoming southeast after midnight.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 54. South wind 6 to 9 mph becoming northwest in the afternoon.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. North wind 6 to 9 mph becoming east after midnight.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 49. East wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 49 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow after midnight.  Mostly cloudy, with a low around 34. East wind around 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 20%.

    Low: 34 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 48. West wind 7 to 14 mph, with gusts as high as 26 mph.
Saturday
Increasing clouds, with a high near 62. Northwest wind 9 to 16 mph, with gusts as high as 31 mph.
Saturday Night
Increasing clouds, with a low around 28. North wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 22 mph.
Sunday
A 20 percent chance of snow before noon. Mostly cloudy, with a high near 46. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 29. Northwest wind around 6 mph becoming southeast after midnight.
Monday
Partly sunny, with a high near 54. South wind 6 to 9 mph becoming northwest in the afternoon.
Monday Night
Mostly cloudy, with a low around 28. North wind 6 to 9 mph becoming east after midnight.
Tuesday
Mostly cloudy, with a high near 49. East wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday Night
A slight chance of rain and snow after midnight. Mostly cloudy, with a low around 34. East wind around 10 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Wednesday
Mostly cloudy, with a high near 63. Southeast wind 9 to 14 mph becoming west 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph.
Wednesday Night
Mostly cloudy, with a low around 23. North northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Mostly clear, with a low around 19.
Friday
Mostly sunny, with a high near 47.
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.51°W (Elev. 1919 ft)
1:01 pm MDT Mar 20, 2026
3pm MDT Mar 20, 2026-6pm MDT Mar 27, 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