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7-Day Forecast 43.73°N 103.63°W (Text-Only)
NWS Forecast for: Custer County Airport SD
Issued by: National Weather Service Rapid City, SD
Last Update: 4:50 pm MDT Jul 14, 2025		Print

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 57. Southeast wind around 5 mph becoming west after midnight.

    Low: 57 °F

    Chance
    T-storms then
    Isolated
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.

    High: 76 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday
    Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 49. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 49 °F

    Showers



  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 58. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 58 °F

    Showers



  • Wednesday
    Night

    Wednesday Night: A chance of showers and thunderstorms. Cloudy, with a low around 44. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 44 °F

    Chance
    Showers


  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 68. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 68 °F

    Decreasing
    Clouds


  • Thursday
    Night

    Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 52 °F

    Slight Chance
    T-storms


  • Friday

    Friday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance
    T-storms




    • Tonight: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 57. Southeast wind around 5 mph becoming west after midnight.

    Tuesday: A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 76. Northeast wind 5 to 10 mph, with gusts as high as 25 mph.

    Tuesday Night: Showers and possibly a thunderstorm. Low around 49. Northeast wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Wednesday: Showers and possibly a thunderstorm. High near 58. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    Wednesday Night: A chance of showers and thunderstorms. Cloudy, with a low around 44. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 68. Southeast wind 5 to 10 mph, with gusts as high as 20 mph.

    Thursday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 52. Southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Friday: A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 79. West wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 20 mph.

    Friday Night: A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 54.

    Saturday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 77.

    Saturday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 55.

    Sunday: A chance of showers and thunderstorms. Mostly sunny, with a high near 81.

    Sunday Night: A chance of showers and thunderstorms. Partly cloudy, with a low around 57.

    Monday: A slight chance of showers and thunderstorms. Sunny, with a high near 84.


    Custer County Airport SD
     43.73°N 103.63°W (Elev. 5531 ft)

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