NWS Forecast for: Keystone SD
Issued by: National Weather Service Rapid City, SD
Last Update: 3:34 pm MST Dec 16, 2017
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  • This
    Afternoon

    This Afternoon: Snow.  Steady temperature around 30. North wind around 5 mph.  Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.

    Snow



    High: 30 °F

  • Tonight

    Tonight: Snow likely, mainly before 8pm.  Cloudy, with a low around 23. North wind around 5 mph becoming light and variable  after midnight.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Snow Likely
    then Chance
    Snow

    Low: 23 °F

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Light southwest wind becoming south 5 to 10 mph in the morning.

    Decreasing
    Clouds


    High: 35 °F

  • Sunday
    Night

    Sunday Night: Partly cloudy, with a temperature rising to around 33 by 5am. West wind 6 to 8 mph.

    Partly Cloudy



    Low: 26 °F

  • Monday

    Monday: Partly sunny, with a high near 49. West wind 8 to 10 mph.

    Partly Sunny



    High: 49 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 26. Northwest wind around 6 mph.

    Mostly Cloudy



    Low: 26 °F

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42.

    Mostly Sunny



    High: 42 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 28.

    Partly Cloudy



    Low: 28 °F

  • Wednesday

    Wednesday: A slight chance of rain after 11am, mixing with snow after noon.  Partly sunny, with a high near 46.

    Slight Chance
    Rain then
    Slight Chance
    Rain/Snow

    High: 46 °F



  • This Afternoon: Snow. Steady temperature around 30. North wind around 5 mph. Chance of precipitation is 100%. Total daytime snow accumulation of less than one inch possible.

    Tonight: Snow likely, mainly before 8pm. Cloudy, with a low around 23. North wind around 5 mph becoming light and variable after midnight. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Light southwest wind becoming south 5 to 10 mph in the morning.

    Sunday Night: Partly cloudy, with a temperature rising to around 33 by 5am. West wind 6 to 8 mph.

    Monday: Partly sunny, with a high near 49. West wind 8 to 10 mph.

    Monday Night: Mostly cloudy, with a low around 26. Northwest wind around 6 mph.

    Tuesday: Mostly sunny, with a high near 42.

    Tuesday Night: Partly cloudy, with a low around 28.

    Wednesday: A slight chance of rain after 11am, mixing with snow after noon. Partly sunny, with a high near 46.

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 12.

    Thursday: A slight chance of snow. Partly sunny, with a high near 17.

    Thursday Night: Partly cloudy, with a low around 10.

    Friday: Partly sunny, with a high near 25.

    Friday Night: Mostly cloudy, with a low around 11.

    Saturday: Mostly sunny, with a high near 22.



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

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