NWS Forecast for: Keystone SD
Issued by: National Weather Service Rapid City, SD
Last Update: 11:38 am MDT Oct 20, 2017
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  • This
    Afternoon

    This Afternoon: Mostly sunny, with a high near 77. Southwest wind around 11 mph, with gusts as high as 16 mph.

    Mostly Sunny


    High: 77 °F

  • Tonight

    Tonight: A slight chance of showers between 11pm and 5am.  Mostly cloudy, with a low around 42. Southwest wind 8 to 18 mph becoming northwest after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 42 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Northwest wind 11 to 16 mph, with gusts as high as 23 mph.

    Mostly Sunny


    High: 52 °F

  • Saturday
    Night

    Saturday Night: Mostly clear, with a low around 34. West wind 5 to 9 mph.

    Mostly Clear


    Low: 34 °F

  • Sunday

    Sunday: Partly sunny, with a high near 65. West wind 7 to 9 mph, with gusts as high as 15 mph.

    Partly Sunny


    High: 65 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 45. Northwest wind 6 to 8 mph.

    Mostly Cloudy


    Low: 45 °F

  • Monday

    Monday: A 30 percent chance of showers before noon.  Mostly sunny, with a high near 55.

    Chance
    Showers then
    Mostly Sunny

    High: 55 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 35.

    Mostly Clear


    Low: 35 °F

  • Tuesday

    Tuesday: Sunny, with a high near 54.

    Sunny


    High: 54 °F



  • This Afternoon: Mostly sunny, with a high near 77. Southwest wind around 11 mph, with gusts as high as 16 mph.

    Tonight: A slight chance of showers between 11pm and 5am. Mostly cloudy, with a low around 42. Southwest wind 8 to 18 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    Saturday: Mostly sunny, with a high near 52. Northwest wind 11 to 16 mph, with gusts as high as 23 mph.

    Saturday Night: Mostly clear, with a low around 34. West wind 5 to 9 mph.

    Sunday: Partly sunny, with a high near 65. West wind 7 to 9 mph, with gusts as high as 15 mph.

    Sunday Night: Mostly cloudy, with a low around 45. Northwest wind 6 to 8 mph.

    Monday: A 30 percent chance of showers before noon. Mostly sunny, with a high near 55.

    Monday Night: Mostly clear, with a low around 35.

    Tuesday: Sunny, with a high near 54.

    Tuesday Night: Mostly clear, with a low around 37.

    Wednesday: Sunny, with a high near 66.

    Wednesday Night: A chance of showers. Partly cloudy, with a low around 37.

    Thursday: Mostly sunny, with a high near 51.



    Keystone SD
     43.89°N 103.43°W (Elev. 4541 ft)

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