National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05°NLon: 103.05°WElev: 3202ft.

Fair

53°F

12°C

Humidity 86%
Wind Speed N 3 mph
Barometer 30.09 in (1017.9 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 25 Jun 2:52 am MDT
Extended Forecast for

Box Elder SD

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 56. Calm wind.

    Low: 56 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 67. Light southeast wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, then a chance of showers after 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 53. South wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 86. South wind 13 to 18 mph, with gusts as high as 32 mph.

    High: 86 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62. Breezy, with a south wind 18 to 21 mph, with gusts as high as 40 mph.

    Low: 62 °F

    Breezy.
    Slight Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 93. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 39 mph.

    High: 93 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms

  • Sunday

    Sunday: Sunny, with a high near 87. Breezy.

    High: 87 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

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

    Low: 57 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 56. Calm wind.
Thursday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 67. Light southeast wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 29 mph. Chance of precipitation is 50%.
Thursday Night
A slight chance of showers and thunderstorms, then a chance of showers after 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 53. South wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 86. South wind 13 to 18 mph, with gusts as high as 32 mph.
Friday Night
A 20 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 62. Breezy, with a south wind 18 to 21 mph, with gusts as high as 40 mph.
Saturday
Mostly sunny, with a high near 93. Breezy, with a southwest wind 16 to 22 mph, with gusts as high as 39 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Sunday
Sunny, with a high near 87. Breezy.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Monday
Sunny, with a high near 85. Breezy.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Box Elder SD
 44.1°N 103.09°W (Elev. 3104 ft)
Last Update:
2:42 am MDT Jun 25, 2026
Forecast Valid:
3am MDT Jun 25, 2026-6pm MDT Jul 1, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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