Dangerous Heat in the Southwest; Severe Thunderstorms from the Central Plains into the Ohio Valley

Dangerous heat will build across the Southwest U.S. through the end of the week with daytime highs of 110-115°F. Isolated to widely scattered severe storms are expected across parts of the central and southern High Plains, Great Lakes into the Ohio Valley, and parts of the Ozarks to Lower Mississippi Valley today. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

82°F

28°C

Humidity 31%
Wind Speed Calm
Barometer 30.21 in (1020.7 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 26 Aug 12:52 pm MDT
Detailed forecast for

Rapid City

This Afternoon
Mostly sunny. Highs in the mid 80s. East winds 5 to 10 mph.
Tonight
Mostly clear. Lows around 60. Southeast winds 5 to 10 mph, becoming southwest after midnight.
Thursday
Mostly sunny in the morning, then partly cloudy with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.
Thursday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s. South winds 5 to 10 mph. Gusts up to 25 mph in the evening.
Friday
Partly cloudy. Highs in the mid 90s. South winds 10 to 15 mph, becoming northeast in the afternoon. Gusts up to 25 mph.
Friday Night
Partly cloudy. Lows in the mid 60s.
Saturday
Partly cloudy. Highs in the lower 90s.
Saturday Night
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the lower 60s. Chance of rain 20 percent.
Sunday
Partly cloudy. Highs in the upper 80s.
Sunday Night
Partly cloudy. Lows in the upper 50s.
Monday
Partly cloudy in the morning, then clearing. Highs in the mid 80s.
Monday Night
Partly cloudy. Lows in the upper 50s.
Tuesday
Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.



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1232 PM MDT Wed Aug 26 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database