Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Sioux Pass MT-16 MP 21 (MTSOO)

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

NA

74°F

23°C

Humidity 37%
Wind Speed ESE 13 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 22 Aug 09:02 PM MDT
Extended Forecast for

16 Miles SSW Bainville MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. East southeast wind around 16 mph, with gusts as high as 26 mph.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly before noon.  Cloudy, then gradually becoming mostly sunny, with a high near 87. Southeast wind 13 to 15 mph, with gusts as high as 25 mph.

    High: 87 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am.  Mostly cloudy, with a low around 60. Southeast wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 50%.

    Low: 60 °F

    Chance
    Showers

  • Monday

    Monday: Partly sunny, then gradually becoming sunny, with a high near 83. West wind 11 to 21 mph, with gusts as high as 34 mph.

    High: 83 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. West wind 9 to 17 mph, with gusts as high as 30 mph.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81. West wind 11 to 17 mph, with gusts as high as 29 mph.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52. North northwest wind 9 to 14 mph becoming light northwest  after midnight. Winds could gust as high as 20 mph.

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 54. Northeast wind around 7 mph becoming southeast after midnight.

    Low: 54 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. East southeast wind around 16 mph, with gusts as high as 26 mph.
Sunday
A 50 percent chance of showers and thunderstorms, mainly before noon. Cloudy, then gradually becoming mostly sunny, with a high near 87. Southeast wind 13 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A chance of showers and thunderstorms before 1am, then a chance of showers between 1am and 4am. Mostly cloudy, with a low around 60. Southeast wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 50%.
Monday
Partly sunny, then gradually becoming sunny, with a high near 83. West wind 11 to 21 mph, with gusts as high as 34 mph.
Monday Night
Mostly clear, with a low around 56. West wind 9 to 17 mph, with gusts as high as 30 mph.
Tuesday
Sunny, with a high near 81. West wind 11 to 17 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 52. North northwest wind 9 to 14 mph becoming light northwest after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 82. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 54. Northeast wind around 7 mph becoming southeast after midnight.
Thursday
Mostly sunny, with a high near 87. Southeast wind 8 to 15 mph, with gusts as high as 21 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 58. East southeast wind 10 to 14 mph.
Friday
A chance of showers. Mostly sunny, with a high near 86.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Saturday
A slight chance of showers. Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles SSW Bainville MT
 47.92°N 104.33°W (Elev. 2493 ft)
3:51 pm MDT Aug 22, 2026
9pm MDT Aug 22, 2026-6pm MDT Aug 29, 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