Dangerous Heat over the South-Central and Southwest U.S. Through Next Week

Dangerous heat persists across the Desert Southwest through this weekend and across the Southern Plains and Lower Mississippi Valley through at least the middle of next week. Numerous daily record high temperatures are expected through at least Tuesday for much of Texas and Oklahoma as well as portions of Louisiana, New Mexico, and Arizona. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

82°F

28°C

Humidity 40%
Wind Speed SE 13 G 21 mph
Barometer 30.20 in (1020.1 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 22 Aug 2:52 pm MDT
Extended Forecast for

8 Miles SW Wall SD

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly between midnight and 3am.  Mostly cloudy, with a low around 67. Breezy, with an east wind 16 to 21 mph, with gusts as high as 29 mph.

    Low: 67 °F

    Slight Chance
    T-storms and
    Breezy then
    Chance
    T-storms

  • Sunday

    Sunday: Mostly sunny, with a high near 93. Breezy, with a south wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 93 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 66. East wind 5 to 13 mph becoming west in the evening. Winds could gust as high as 21 mph.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 92. North wind 5 to 13 mph, with gusts as high as 22 mph.

    High: 92 °F

    Sunny

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms.  Partly cloudy, with a low around 63. North wind 6 to 11 mph becoming light and variable. Winds could gust as high as 21 mph.  Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 9am.  Mostly sunny, with a high near 86. North wind 5 to 8 mph, with gusts as high as 15 mph.  Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 87.

    High: 87 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly between midnight and 3am. Mostly cloudy, with a low around 67. Breezy, with an east wind 16 to 21 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 93. Breezy, with a south wind 15 to 20 mph decreasing to 9 to 14 mph in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
A 30 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 66. East wind 5 to 13 mph becoming west in the evening. Winds could gust as high as 21 mph.
Monday
Sunny, with a high near 92. North wind 5 to 13 mph, with gusts as high as 22 mph.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63. North wind 6 to 11 mph becoming light and variable. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers, with thunderstorms also possible after 9am. Mostly sunny, with a high near 86. North wind 5 to 8 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Sunny, with a high near 87.
Wednesday Night
Mostly clear, with a low around 60.
Thursday
Sunny, with a high near 89.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Friday
Mostly sunny, with a high near 91.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 63.
Saturday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Wall SD
 43.9°N 102.33°W (Elev. 2799 ft)
2:21 pm MDT Aug 22, 2026
3pm MDT Aug 22, 2026-6pm MDT Aug 29, 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