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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

23°F

-5°C

Humidity 53%
Wind Speed S 3 mph
Barometer 30.23 in (1027.6 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 9 Jan 8:52 pm MST
Extended Forecast for

Box Elder SD

  • Tonight

    Tonight: A slight chance of snow between 1am and 5am. Partly cloudy, with a temperature rising to around 31 by 11pm. Wind chill values as low as 14. Northwest wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    Low: 25 °F⇑

    Partly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A slight chance of snow between 7am and 2pm. Mostly sunny, with a high near 44. Wind chill values as low as 15. Breezy, with a northwest wind 14 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. West wind 6 to 8 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 58. West wind 9 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32. West wind around 9 mph, with gusts as high as 16 mph.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 63. West wind 9 to 15 mph, with gusts as high as 29 mph.

    High: 63 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 40 mph.

    Low: 43 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: A slight chance of rain after 11am. Partly sunny, with a high near 57. Windy, with a northwest wind 24 to 31 mph, with gusts as high as 49 mph.

    High: 57 °F

    Slight Chance
    Rain and
    Windy

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 11pm. Mostly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Breezy.
    Slight Chance
    Rain then
    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of snow between 1am and 5am. Partly cloudy, with a temperature rising to around 31 by 11pm. Wind chill values as low as 14. Northwest wind 8 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Saturday
A slight chance of snow between 7am and 2pm. Mostly sunny, with a high near 44. Wind chill values as low as 15. Breezy, with a northwest wind 14 to 24 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 27. West wind 6 to 8 mph.
Sunday
Mostly sunny, with a high near 58. West wind 9 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 32. West wind around 9 mph, with gusts as high as 16 mph.
Monday
Partly sunny, with a high near 63. West wind 9 to 15 mph, with gusts as high as 29 mph.
Monday Night
Mostly cloudy, with a low around 43. Breezy, with a northwest wind 14 to 22 mph, with gusts as high as 40 mph.
Tuesday
A slight chance of rain after 11am. Partly sunny, with a high near 57. Windy, with a northwest wind 24 to 31 mph, with gusts as high as 49 mph.
Tuesday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 35. Breezy.
Wednesday
Partly sunny, with a high near 50. Breezy.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 50. Windy.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 24. Windy.
Friday
A slight chance of snow. Partly sunny, with a high near 35. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Box Elder SD
 44.13°N 103.06°W (Elev. 3091 ft)
Last Update:
9:06 pm MST Jan 9, 2026
Forecast Valid:
9pm MST Jan 9, 2026-6pm MST Jan 16, 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