Extreme Heat in the Southwest; Severe Weather in the Northern Plains; Heavy Rain in the East

Extreme heat continues across the Southwest as temperatures may top 120 degrees. The heat may expand across the West and south-central U.S. into the middle of the month. Severe thunderstorms capable of severe wind gusts and large hail will be the primary hazards today across the northern Plains into the upper Midwest. Rainfall could be locally heavy across the Eastern U.S. today. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Smoke

46°F

8°C

Humidity 79%
Wind Speed NW 5 mph
Barometer 30.20 in (1021.3 mb)
Dewpoint 40°F (4°C)
Visibility 9.00 mi
Wind Chill44°F (7°C)
Last update 4 Aug 3:52 am MDT
Detailed forecast for

Pennington Co Plains

Overnight
Mostly clear. Areas of smoke. Cooler with lows in the upper 40s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Tuesday
Areas of smoke in the morning. Partly cloudy. Highs in the mid 70s. West winds 5 to 10 mph. Gusts up to 20 mph in the afternoon.
Tuesday Night
Mostly clear in the evening, then partly cloudy with a slight chance of showers after midnight. Lows in the mid 50s. South winds 5 to 10 mph with gusts up to 20 mph. Chance of rain 20 percent.
Wednesday
Sunny. Highs in the mid 80s. South winds 5 to 10 mph with gusts up to 25 mph.
Wednesday Night
Mostly clear. Lows in the upper 50s. South winds 10 to 15 mph with gusts up to 25 mph.
Thursday
Sunny. Highs in the lower 90s.
Thursday Night
Clear. Lows in the lower 60s.
Friday
Sunny. Highs in the mid 90s.
Friday Night
Clear. Lows in the mid 60s.
Saturday
Mostly sunny. Highs in the upper 90s.
Saturday Night
Mostly clear. Lows in the mid 60s.
Sunday
Partly cloudy in the morning, then clearing. Highs in the mid 90s.
Sunday Night
Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers and thunderstorms after midnight. Breezy with lows in the mid 60s. Chance of rain 30 percent.
Monday
Partly cloudy in the morning, then mostly sunny with a slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.



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149 AM MDT Tue Aug 4 2026
 
 

Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database