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Current conditions at
Rapid City, Rapid City Regional Airport (KRAP)
Lat: 44.05°NLon: 103.05°WElev: 3202ft.
Fair
69°F
21°C
| Humidity | 47% |
| Wind Speed | SE 5 mph |
| Barometer | 29.79 in (1006.0 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 3 Sep 12:52 am MDT |
Extended Forecast for
Rapid Valley SD
Overnight

Low: 64 °F
Partly Cloudy
Thursday

High: 93 °F
Sunny
Thursday Night

Low: 62 °F
Mostly Clear
Friday

High: 96 °F
Sunny
Friday Night

Low: 66 °F
Mostly Clear
Saturday

High: 97 °F
Sunny
Saturday Night

Low: 65 °F
Partly Cloudy
Sunday
High: 91 °F
Mostly Sunny
then Chance
ShowersSunday Night
Low: 63 °F
Chance
T-storms then
Slight Chance
Showers
Detailed Forecast
Overnight
Partly cloudy, with a low around 64. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.
Thursday
Sunny, with a high near 93. Southwest wind 7 to 10 mph becoming northeast in the morning. Winds could gust as high as 24 mph.
Thursday Night
Mostly clear, with a low around 62. Southwest wind 5 to 9 mph becoming light after midnight. Winds could gust as high as 23 mph.
Friday
Sunny, with a high near 96. South wind 5 to 10 mph increasing to 11 to 16 mph in the afternoon. Winds could gust as high as 31 mph.
Friday Night
Mostly clear, with a low around 66. South wind 6 to 15 mph becoming west after midnight. Winds could gust as high as 29 mph.
Saturday
Sunny, with a high near 97. West wind 5 to 9 mph becoming east in the morning. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 65.
Sunday
A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 91.
Sunday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Partly cloudy, with a low around 63.
Labor Day
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 91.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Tuesday
Sunny, with a high near 83.
Tuesday Night
Mostly clear, with a low around 53.
Wednesday
Sunny, with a high near 81.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Rapid Valley SD
44.06°N 103.15°W (Elev. 3107 ft)
44.06°N 103.15°W (Elev. 3107 ft)
12:31 am MDT Sep 3, 2026
1am MDT Sep 3, 2026-6pm MDT Sep 9, 2026


