Record Heat for the Intermountain West and Northern Plains; Heavy Rainfall and Severe Weather Threats

Record setting heat is expected over the next several days from the Intermountain West through the northern Plains. Furthermore, fire weather concerns increase with dry and breezy conditions. Meanwhile, heavy rainfall and severe thunderstorm threats for the Ohio/Tennessee Valleys, central Appalachians and Southeast today. The threat shifts to central Gulf Coast and across central Texas this week. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

80°F

27°C

Humidity 52%
Wind Speed S 16 mph
Barometer 30.09 in (1015.0 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 13 Jul 7:52 am MDT
Extended Forecast for

Box Elder SD

Heat Advisory July 13, 08:19am until July 16, 09:00pm
Red Flag Warning July 13, 08:19am until July 14, 09:00pm
Click here for hazard details and duration
Heat Advisory
Red Flag Warning
  •  
    Heat Advisory July 13, 08:19am until July 16, 09:00pm
    Red Flag Warning July 13, 08:19am until July 14, 09:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 105 °F

    Hot and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 73. South wind 14 to 18 mph, with gusts as high as 31 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 103. Southeast wind 14 to 18 mph, with gusts as high as 29 mph.

    High: 103 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. South wind 15 to 18 mph, with gusts as high as 36 mph.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 102. Breezy, with a south wind 15 to 23 mph, with gusts as high as 37 mph.

    High: 102 °F

    Hot and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. Breezy, with a south wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 37 mph.

    Low: 72 °F

    Mostly Clear
    and Breezy

  • Thursday

    Thursday: Sunny and hot, with a high near 100.

    High: 100 °F

    Hot

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
Sunny and hot, with a high near 105. Breezy, with a south wind 18 to 20 mph, with gusts as high as 36 mph.
Tonight
Mostly clear, with a low around 73. South wind 14 to 18 mph, with gusts as high as 31 mph.
Tuesday
Sunny and hot, with a high near 103. Southeast wind 14 to 18 mph, with gusts as high as 29 mph.
Tuesday Night
Mostly clear, with a low around 72. South wind 15 to 18 mph, with gusts as high as 36 mph.
Wednesday
Sunny and hot, with a high near 102. Breezy, with a south wind 15 to 23 mph, with gusts as high as 37 mph.
Wednesday Night
Mostly clear, with a low around 72. Breezy, with a south wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 37 mph.
Thursday
Sunny and hot, with a high near 100.
Thursday Night
Mostly clear, with a low around 71.
Friday
Sunny and hot, with a high near 100.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Sunny, with a high near 97.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Sunday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
Box Elder SD
 44.13°N 103.06°W (Elev. 3091 ft)
6:17 am MDT Jul 13, 2026
8am MDT Jul 13, 2026-6pm MDT Jul 19, 2026
 
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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