Rapid City, SD Weather

76°F

Sunny

Data: NOAA/National Weather Service. Forecast updated Sep 2, 2026, 7:36 PM UTC. Discussion issued Sep 2, 2026, 5:24 PM UTC.

Air Quality Index: 36 (Good)

SPC Convective Outlook: Thunderstorm Risk

Local discussion

  • Hot temperatures will return, reaching the mid to upper 90s later this week.
  • Near-critical fire weather conditions are expected today through Friday.
  • Isolated thunderstorms are possible, but the overall pattern will be mostly dry.

Hazards

  • Fire Weather: Near-critical fire weather conditions with low humidity and potential for strong winds. (Today through Friday; Northeastern Wyoming and far southwestern South Dakota)