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.

Fair

41°F

5°C

Humidity 100%
Wind Speed Calm
Barometer 30.23 in (1020.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 25 Sep 6:53 am MDT
Extended Forecast for

Hill City SD

  • Today

    Today: Partly sunny, with a high near 68. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 68 °F

    Partly Sunny

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Southeast wind around 6 mph becoming light and variable in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 20%.

    Low: 53 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76. West wind around 5 mph becoming light and variable in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 72. Calm wind becoming southeast around 6 mph. Winds could gust as high as 21 mph.

    High: 72 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 55. Calm wind becoming south around 5 mph. Winds could gust as high as 25 mph. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 67. Chance of precipitation is 80%.

    High: 67 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 48.

    Low: 48 °F

    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, mainly before noon. Mostly sunny, with a high near 61.

    High: 61 °F

    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 68. Calm wind becoming southeast 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 53. Southeast wind around 6 mph becoming light and variable in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 76. West wind around 5 mph becoming light and variable in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 51. Light and variable wind.
Sunday
Mostly sunny, with a high near 72. Calm wind becoming southeast around 6 mph. Winds could gust as high as 21 mph.
Sunday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 55. Calm wind becoming south around 5 mph. Winds could gust as high as 25 mph. Chance of precipitation is 60%.
Monday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 67. Chance of precipitation is 80%.
Monday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 48.
Tuesday
A chance of showers, mainly before noon. Mostly sunny, with a high near 61.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 62.
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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:
6:26 am MDT Sep 25, 2026
Forecast Valid:
8am MDT Sep 25, 2026-6pm MDT Oct 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation