Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms are possible from the Ohio Valley to the central Plains this evening, and the threat will expand into the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Alaska through this evening and for the Four Corners region through Monday. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

unknown precip

59°F

15°C

Humidity 90%
Wind Speed SE 9 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 21 Jun 05:45 PM MDT
Extended Forecast for

Culbertson MT

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 8pm.  Mostly cloudy, with a low around 50. Southeast wind 6 to 11 mph becoming light east  after midnight. Winds could gust as high as 18 mph.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Monday

    Monday: Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm.  High near 71. Light and variable wind becoming north northwest 5 to 7 mph in the morning.  Chance of precipitation is 90%.

    High: 71 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly before 11pm.  Mostly cloudy, with a low around 47. Light and variable wind becoming west 5 to 8 mph after midnight.

    Low: 47 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 69. West wind 11 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 50%.

    High: 69 °F

    Partly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 46. North northwest wind 11 to 16 mph becoming light northwest  after midnight. Winds could gust as high as 25 mph.

    Low: 46 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 72. North wind 3 to 6 mph.

    High: 72 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49. Northeast wind around 6 mph becoming light and variable  in the evening.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78. Light east southeast wind increasing to 5 to 9 mph in the morning.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers, with thunderstorms also possible after midnight.  Mostly cloudy, with a low around 54. East wind around 11 mph, with gusts as high as 21 mph.  Chance of precipitation is 20%.

    Low: 54 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 50. Southeast wind 6 to 11 mph becoming light east after midnight. Winds could gust as high as 18 mph.
Monday
Showers and possibly a thunderstorm, mainly before 5pm, then a chance of showers and thunderstorms after 5pm. High near 71. Light and variable wind becoming north northwest 5 to 7 mph in the morning. Chance of precipitation is 90%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 47. Light and variable wind becoming west 5 to 8 mph after midnight.
Tuesday
A chance of showers between noon and 3pm, then a chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 69. West wind 11 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 46. North northwest wind 11 to 16 mph becoming light northwest after midnight. Winds could gust as high as 25 mph.
Wednesday
Partly sunny, with a high near 72. North wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 49. Northeast wind around 6 mph becoming light and variable in the evening.
Thursday
Mostly sunny, with a high near 78. Light east southeast wind increasing to 5 to 9 mph in the morning.
Thursday Night
A slight chance of showers, with thunderstorms also possible after midnight. Mostly cloudy, with a low around 54. East wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Friday
Mostly cloudy, with a high near 79. Southeast wind 11 to 20 mph, with gusts as high as 31 mph.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 57. Breezy, with an east southeast wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 74.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71.
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ABOUT THIS FORECAST

 
Point Forecast:
Culbertson MT
 48.14°N 104.54°W (Elev. 1919 ft)
3:11 pm MDT Jun 21, 2026
6pm MDT Jun 21, 2026-6pm MDT Jun 28, 2026
 
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Additional Resources

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