| NWS Forecast for: Rapid City Issued by: National Weather Service Rapid City, SD Last Update: 113 PM MDT Wed Aug 12 2026 | |
This Afternoon: Showers and thunderstorms likely. Some thunderstorms may be severe with damaging winds and large hail. Highs in the lower 80s. East winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 70 percent. Tonight: Mostly cloudy. Showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Some thunderstorms may produce damaging winds and large hail in the evening. Lows in the upper 50s. Northeast winds 5 to 10 mph. Gusts up to 25 mph in the evening. Chance of rain 90 percent. Thursday: Mostly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 70s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 60 percent. Thursday Night: Showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the upper 50s. Southeast winds 5 to 10 mph with gusts up to 25 mph. Chance of rain 90 percent. Friday: Mostly cloudy with a slight chance of showers in the morning, then partly cloudy with showers likely with a chance of thunderstorms in the afternoon. Highs in the lower 80s. South winds 5 to 10 mph, becoming northeast 10 to 15 mph in the afternoon. Gusts up to 25 mph. Chance of rain 60 percent. Friday Night: Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms in the evening, then a slight chance of thunderstorms after midnight. Lows in the upper 50s. Chance of rain 50 percent. Saturday: Mostly cloudy. A chance of showers with a slight chance of thunderstorms in the morning, then showers with thunderstorms likely in the afternoon. Highs in the mid 70s. Chance of rain 80 percent. Saturday Night: Partly cloudy. Showers likely with a chance of thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the mid 50s. Chance of rain 70 percent. Sunday: Partly cloudy. A chance of showers in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of rain 70 percent. Sunday Night: Partly cloudy. A chance of showers and thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the mid 50s. Chance of rain 50 percent. Monday: Partly cloudy in the morning, then mostly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 40 percent. Monday 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 upper 50s. Chance of rain 30 percent. Tuesday: Partly cloudy. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent. | |
| Zone Forecast: Rapid City | |
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