National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Custer, Custer County Airport (KCUT)

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

Partly Cloudy

58°F

14°C

Humidity 97%
Wind Speed Calm
Barometer 30.35 in (1022.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Aug 9:53 pm MDT
Extended Forecast for

Hill City SD

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74. Light and variable wind. Winds could gust as high as 16 mph.

    High: 74 °F

    Sunny then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming clear, with a low around 56. Calm wind.

    Low: 56 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Light and variable wind. Winds could gust as high as 16 mph.

    High: 78 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 55. Calm wind. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Light and variable wind. Winds could gust as high as 18 mph. Chance of precipitation is 60%.

    High: 76 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 75.

    High: 75 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.

    Low: 54 °F

    Slight Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 53. Calm wind.
Sunday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 74. Light and variable wind. Winds could gust as high as 16 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, then gradually becoming clear, with a low around 56. Calm wind.
Monday
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 78. Light and variable wind. Winds could gust as high as 16 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 55. Calm wind. Chance of precipitation is 40%.
Tuesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76. Light and variable wind. Winds could gust as high as 18 mph. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 52.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 75.
Wednesday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 54.
Thursday
Sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 56.
Friday
Sunny, with a high near 83.
Friday Night
Mostly clear, with a low around 58.
Saturday
A slight chance of showers and thunderstorms. Sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hill City SD
 43.93°N 103.56°W (Elev. 5161 ft)
Last Update:
8:36 pm MDT Aug 15, 2026
Forecast Valid:
10pm MDT Aug 15, 2026-6pm MDT Aug 22, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation