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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

30°F

-1°C

Humidity 54%
Wind Speed NW 8 mph
Barometer 30.01 in (1019.3 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 13 Feb 6:52 am MST
Extended Forecast for

Box Elder SD

  • Today

    Today: Sunny, with a high near 59. Light and variable wind becoming southeast around 6 mph in the afternoon.

    High: 59 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 26. Calm wind becoming west around 6 mph in the evening.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 59. West wind around 6 mph becoming east in the afternoon.

    High: 59 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Wind chill values as low as 20. Southwest wind around 6 mph.

    Low: 27 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 63. Southwest wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 63 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. West wind around 6 mph.

    Low: 30 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 62. South wind 5 to 14 mph, with gusts as high as 26 mph.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. South wind 7 to 9 mph, with gusts as high as 17 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain, mainly after 11am. Partly sunny, with a high near 60.

    High: 60 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 59. Light and variable wind becoming southeast around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 26. Calm wind becoming west around 6 mph in the evening.
Saturday
Sunny, with a high near 59. West wind around 6 mph becoming east in the afternoon.
Saturday Night
Partly cloudy, with a low around 27. Wind chill values as low as 20. Southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 63. Southwest wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 30. West wind around 6 mph.
Washington's Birthday
Sunny, with a high near 62. South wind 5 to 14 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 34. South wind 7 to 9 mph, with gusts as high as 17 mph.
Tuesday
A chance of rain, mainly after 11am. Partly sunny, with a high near 60.
Tuesday Night
A chance of rain before 11pm, then a slight chance of snow. Partly cloudy, with a low around 28.
Wednesday
A chance of snow. Mostly sunny, with a high near 48. Breezy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 21.
Thursday
A chance of snow. Partly sunny, with a high near 43.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Box Elder SD
 44.13°N 103.06°W (Elev. 3091 ft)
Last Update:
6:22 am MST Feb 13, 2026
Forecast Valid:
7am MST Feb 13, 2026-6pm MST Feb 19, 2026
 
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Additional Resources

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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