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

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

A Few Clouds

66°F

19°C

Humidity 73%
Wind Speed E 10 G 20 mph
Barometer 30.38 in (1022.2 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 22 Aug 8:53 am MDT
Extended Forecast for

Hill City SD

  • Today

    Today: Partly sunny, with a high near 77. Light and variable wind becoming southeast 5 to 7 mph in the morning. Winds could gust as high as 22 mph.

    High: 77 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers.  Mostly cloudy, with a low around 61. Southeast wind around 6 mph becoming calm  in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 86. Light and variable wind. Winds could gust as high as 17 mph.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before midnight.  Mostly clear, with a low around 61. Calm wind.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms after noon.  Sunny, with a high near 84. Light and variable wind. Winds could gust as high as 17 mph.

    High: 84 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Partly cloudy, with a low around 58. Calm wind. Winds could gust as high as 15 mph.  Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly sunny, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 55.

    Low: 55 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after noon.  Sunny, with a high near 79.

    High: 79 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
Partly sunny, with a high near 77. Light and variable wind becoming southeast 5 to 7 mph in the morning. Winds could gust as high as 22 mph.
Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers. Mostly cloudy, with a low around 61. Southeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Sunday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 86. Light and variable wind. Winds could gust as high as 17 mph.
Sunday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 61. Calm wind.
Monday
A 40 percent chance of showers and thunderstorms after noon. Sunny, with a high near 84. Light and variable wind. Winds could gust as high as 17 mph.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 58. Calm wind. Winds could gust as high as 15 mph. Chance of precipitation is 30%.
Tuesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 78. Chance of precipitation is 60%.
Tuesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.
Wednesday
A chance of showers and thunderstorms after noon. Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.56°W (Elev. 5161 ft)
8:21 am MDT Aug 22, 2026
9am MDT Aug 22, 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