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

70°F

21°C

Humidity 55%
Wind Speed Vrbl 6 mph
Barometer 30.31 in (1021.2 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 16 Aug 2:53 pm MDT
Extended Forecast for

3 Miles WSW Hill City SD

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 71. Calm wind. Winds could gust as high as 15 mph.

    High: 71 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 56. Light and variable wind.

    Low: 56 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 3pm. 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 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 56. Calm wind.

    Low: 56 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after noon. Increasing clouds, with a high near 74. Calm wind. Winds could gust as high as 15 mph. Chance of precipitation is 70%.

    High: 74 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%.

    Low: 52 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers and thunderstorms likely, mainly after noon. Mostly sunny, with a high near 72. Chance of precipitation is 60%.

    High: 72 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 53.

    Low: 53 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 71. Calm wind. Winds could gust as high as 15 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 56. Light and variable wind.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 78. Light and variable wind. Winds could gust as high as 16 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 56. Calm wind.
Tuesday
Showers and thunderstorms likely, mainly after noon. Increasing clouds, with a high near 74. Calm wind. Winds could gust as high as 15 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely, mainly after noon. Mostly sunny, with a high near 72. Chance of precipitation is 60%.
Wednesday Night
Mostly clear, with a low around 53.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 57.
Friday
Sunny, with a high near 81.
Friday Night
Partly cloudy, with a low around 59.
Saturday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Hill City SD
 43.91°N 103.61°W (Elev. 5633 ft)
Last Update:
1:56 pm MDT Aug 16, 2026
Forecast Valid:
3pm MDT Aug 16, 2026-6pm MDT Aug 23, 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