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

Extreme Heat and Excessive Rainfall Today

Dangerous and extreme heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest U.S. will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Multiple rounds of thunderstorms will produce heavy to excessive rainfall with significant flash flooding across portions of southern New England. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

67°F

19°C

Humidity 93%
Wind Speed SE 3 mph
Barometer 29.94 in (1010.2 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 30 Jul 3:52 am MDT
Extended Forecast for

5 Miles S Caputa SD

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after noon. Cloudy through mid morning, then gradual clearing, with a high near 88. Breezy, with a north wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 88 °F

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

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 62. Breezy, with a north wind 16 to 21 mph becoming northwest 7 to 12 mph after midnight. Winds could gust as high as 33 mph.

    Low: 62 °F

    Slight Chance
    T-storms and
    Breezy then
    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 90. West wind 5 to 9 mph becoming east in the morning. Winds could gust as high as 18 mph.

    High: 90 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 63. East wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 98. South wind 7 to 16 mph, with gusts as high as 28 mph.

    High: 98 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68. Breezy, with a south wind 15 to 20 mph, with gusts as high as 36 mph.

    Low: 68 °F

    Mostly Clear
    then Mostly
    Clear and
    Breezy

  • Sunday

    Sunday: Sunny and hot, with a high near 107. Breezy.

    High: 107 °F

    Hot and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. Breezy.

    Low: 71 °F

    Mostly Clear
    and Breezy

  • Monday

    Monday: Sunny, with a high near 91. Windy.

    High: 91 °F

    Sunny and
    Windy

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after noon. Cloudy through mid morning, then gradual clearing, with a high near 88. Breezy, with a north wind 6 to 11 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph.
Tonight
A 20 percent chance of showers and thunderstorms before midnight. Mostly clear, with a low around 62. Breezy, with a north wind 16 to 21 mph becoming northwest 7 to 12 mph after midnight. Winds could gust as high as 33 mph.
Friday
Mostly sunny, with a high near 90. West wind 5 to 9 mph becoming east in the morning. Winds could gust as high as 18 mph.
Friday Night
Mostly clear, with a low around 63. East wind 7 to 10 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Saturday
Sunny, with a high near 98. South wind 7 to 16 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 68. Breezy, with a south wind 15 to 20 mph, with gusts as high as 36 mph.
Sunday
Sunny and hot, with a high near 107. Breezy.
Sunday Night
Mostly clear, with a low around 71. Breezy.
Monday
Sunny, with a high near 91. Windy.
Monday Night
A chance of showers after midnight. Mostly clear, with a low around 60. Breezy.
Tuesday
Mostly sunny, with a high near 80.
Tuesday Night
A chance of showers and thunderstorms. Mostly clear, with a low around 58.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Caputa SD
 43.91°N 102.99°W (Elev. 3199 ft)
Last Update:
4:36 am MDT Jul 30, 2026
Forecast Valid:
4am MDT Jul 30, 2026-6pm MDT Aug 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation