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

Showers and Thunderstorms for the East; Cooler Temperatures Return Sunday into Early Week

Showers and thunderstorms will accompany a cold front that will move across the eastern third of the country through Sunday. In the wake of this front, cooler temperatures will follow for most areas east of the Rockies. A wet pattern is expected to unfold across most of Florida this week with a persistent onshore flow and increase rip currents. For Hawaii, a return toward more rain the week ahead. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Mostly Cloudy

55°F

13°C

Humidity 42%
Wind Speed NE 12 mph
Barometer 30.30 in (1027.4 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 5 Apr 5:52 pm MDT
Extended Forecast for

Box Elder SD

  • Tonight

    Tonight: A slight chance of rain between midnight and 1am, then a slight chance of snow after 1am. Mostly cloudy, with a low around 29. Northeast wind 8 to 13 mph becoming light east. Winds could gust as high as 22 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of snow before 1pm, then a slight chance of rain. Cloudy, with a high near 43. East wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

  • Monday Night

    Monday Night: Cloudy, then gradually becoming partly cloudy, with a low around 26. Wind chill values as low as 13. South wind 14 to 18 mph, with gusts as high as 30 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68. Wind chill values as low as 14 early. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph.

    High: 68 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 39. Breezy, with a southeast wind 14 to 20 mph becoming northwest after midnight. Winds could gust as high as 33 mph.

    Low: 39 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 56. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 43 mph.

    High: 56 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers before midnight, then a slight chance of snow showers. Partly cloudy, with a low around 29. Blustery, with a northwest wind 20 to 25 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow and
    Blustery

  • Thursday

    Thursday: Mostly sunny, with a high near 54. Northwest wind 6 to 15 mph becoming east in the afternoon. Winds could gust as high as 26 mph.

    High: 54 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of rain showers before 3am, then a chance of rain and snow showers. Partly cloudy, with a low around 30.

    Low: 30 °F

    Chance
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
A slight chance of rain between midnight and 1am, then a slight chance of snow after 1am. Mostly cloudy, with a low around 29. Northeast wind 8 to 13 mph becoming light east. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Monday
A slight chance of snow before 1pm, then a slight chance of rain. Cloudy, with a high near 43. East wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 20%.
Monday Night
Cloudy, then gradually becoming partly cloudy, with a low around 26. Wind chill values as low as 13. South wind 14 to 18 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 68. Wind chill values as low as 14 early. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph.
Tuesday Night
Partly cloudy, with a low around 39. Breezy, with a southeast wind 14 to 20 mph becoming northwest after midnight. Winds could gust as high as 33 mph.
Wednesday
Mostly sunny, with a high near 56. Breezy, with a northwest wind 18 to 24 mph, with gusts as high as 43 mph.
Wednesday Night
A slight chance of rain showers before midnight, then a slight chance of snow showers. Partly cloudy, with a low around 29. Blustery, with a northwest wind 20 to 25 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 54. Northwest wind 6 to 15 mph becoming east in the afternoon. Winds could gust as high as 26 mph.
Thursday Night
A chance of rain showers before 3am, then a chance of rain and snow showers. Partly cloudy, with a low around 30.
Friday
A chance of showers, mainly after noon. Mostly sunny, with a high near 61.
Friday Night
A chance of showers. Mostly cloudy, with a low around 41.
Saturday
A chance of showers. Mostly sunny, with a high near 75.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 45.
Sunday
Showers likely. Partly sunny, with a high near 68.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Box Elder SD
 44.13°N 103.06°W (Elev. 3091 ft)
Last Update:
4:38 pm MDT Apr 5, 2026
Forecast Valid:
6pm MDT Apr 5, 2026-6pm MDT Apr 12, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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