Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05° N Lon: 103.05° W Elev: 3202 ft.

Fair

62°F

17°C

Humidity 84%
Wind Speed W 7 mph
Barometer 30.06 in (1015.4 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 18 Aug 2:52 am MDT
Detailed forecast for

Pennington Co Plains

Early This Morning
Partly cloudy. Lows in the upper 50s. Northwest winds around 5 mph.
Today
Partly cloudy in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. North winds 5 to 10 mph. Chance of rain 30 percent.
Tonight
Partly cloudy with a chance of showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the upper 50s. South winds 5 to 10 mph. Chance of rain 40 percent.
Wednesday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Chance of rain 20 percent.
Wednesday Night
Clear. Lows in the upper 50s. South winds 5 to 10 mph. Gusts up to 20 mph in the evening.
Thursday
Sunny. Highs in the lower 90s. West winds 5 to 10 mph, becoming north with gusts up to 20 mph in the afternoon.
Thursday Night
Mostly clear. Lows in the lower 60s.
Friday
Mostly sunny. Highs around 90.
Friday Night
Mostly clear. Lows in the lower 60s.
Saturday
Partly cloudy. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.
Saturday Night
Partly cloudy with a chance of showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Breezy with lows in the mid 60s. Chance of rain 50 percent.
Sunday
Partly cloudy in the morning, then clearing. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 90. Chance of rain 20 percent.
Sunday Night
Partly cloudy with a chance of showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 30 percent.
Monday
Partly cloudy in the morning, then clearing. A slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs around 90. Chance of rain 20 percent.



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327 AM MDT Tue Aug 18 2026
 
 

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