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

Hettinger, Hettinger Municipal Airport (KHEI)

Lat: 46.01°NLon: 102.65°WElev: 2703ft.

Fair

79°F

26°C

Humidity 42%
Wind Speed E 3 mph
Barometer 30.16 in (1020.0 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 21 Aug 6:53 pm MDT
Extended Forecast for

Bison SD

  • Tonight

    Tonight: Partly cloudy, with a low around 57. Northeast wind around 7 mph, with gusts as high as 16 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 84. Southeast wind 7 to 13 mph, with gusts as high as 23 mph.

    High: 84 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 61. Southeast wind 13 to 16 mph, with gusts as high as 25 mph.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 87. Southeast wind 15 to 18 mph, with gusts as high as 30 mph.  Chance of precipitation is 30%.

    High: 87 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 62. East wind 10 to 15 mph becoming light south  after midnight. Winds could gust as high as 25 mph.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90. Light and variable wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 59.

    Low: 59 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 57. Northeast wind around 7 mph, with gusts as high as 16 mph.
Saturday
Sunny, with a high near 84. Southeast wind 7 to 13 mph, with gusts as high as 23 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 61. Southeast wind 13 to 16 mph, with gusts as high as 25 mph.
Sunday
A chance of showers and thunderstorms before noon, then a slight chance of showers between noon and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 87. Southeast wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 62. East wind 10 to 15 mph becoming light south after midnight. Winds could gust as high as 25 mph.
Monday
Mostly sunny, with a high near 90. Light and variable wind becoming northwest 5 to 10 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A slight chance of showers. Mostly sunny, with a high near 87.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
Bison SD
 45.52°N 102.48°W (Elev. 2799 ft)
5:46 pm MDT Aug 21, 2026
7pm MDT Aug 21, 2026-6pm MDT Aug 28, 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