Rapid City, SD Weather Forecast
Right now it is 57°F and clear and breezy in Rapid City (as of Tue, 12:30 PM MST). This Afternoon: high near 55°F. Tomorrow: partly sunny, high near 55°F. Official NWS forecast and alerts, refreshed every 30 minutes.
Current conditions
Measured at Rapid City, Rapid City Regional Airport (9 mi from the city center).
Weather tomorrow in Rapid City
Partly Sunny55°FPartly sunny. High near 55, with temperatures falling to around 47 in the afternoon. Northwest wind 6 to 13 mph, with gusts as high as 28 mph.
Mostly Cloudy36°FMostly cloudy, with a low around 36. Northwest wind 3 to 10 mph, with gusts as high as 25 mph.
Weather alerts
No active National Weather Service watches, warnings or advisories for Rapid City right now.
7-day forecast
Sunny55°F / 33°FSunny. High near 55, with temperatures falling to around 45 in the afternoon. North wind 7 to 16 mph, with gusts as high as 33 mph. Tonight: Mostly clear, with a low around 33. Northwest wind around 7 mph, with gusts as high as 17 mph.
Partly Sunny55°F / 36°FPartly sunny. High near 55, with temperatures falling to around 47 in the afternoon. Northwest wind 6 to 13 mph, with gusts as high as 28 mph. Wednesday Night: Mostly cloudy, with a low around 36. Northwest wind 3 to 10 mph, with gusts as high as 25 mph.
Mostly Sunny58°F / 36°FMostly sunny. High near 58, with temperatures falling to around 49 in the afternoon. East wind around 5 mph. Thursday Night: Partly cloudy, with a low around 36. Southwest wind around 5 mph.
Mostly Sunny58°F / 37°FMostly sunny, with a high near 58. Friday Night: Mostly clear, with a low around 37.
Sunny61°F / 38°FSunny, with a high near 61. Saturday Night: Mostly clear, with a low around 38.
Sunny70°F / 46°FSunny, with a high near 70. Sunday Night: Mostly clear, with a low around 46.
Sunny63°F / 40°FSunny, with a high near 63. Monday Night: Partly cloudy, with a low around 40.
Forecast issued by NWS forecast office UNR · updated Nov 3, 11:31 AM MST. Daytime highs and overnight lows are on the right.
Hourly forecast, radar & more on weather.gov
Nearby cities
Rapid City population: 80,589 (U.S. Census Bureau, July 1, 2025 estimate). More South Dakota cities · All US cities
Source: National Weather Service / NOAA (public domain), fetched live. Tachlis is not affiliated with the NWS.
Questions & answers
What is the weather tomorrow in Rapid City?
Wednesday, November 4: Partly Sunny, high near 55°F; night: mostly cloudy, low around 36°F.
Where does the Rapid City forecast come from?
From the National Weather Service forecast office UNR, which writes the official forecast for Rapid City's 2.5 km grid square. Current conditions come from the nearest NWS/FAA weather station.
How often is the Rapid City weather updated?
This page fetches fresh data from the National Weather Service at most every 30 minutes, and checks for new watches and warnings every 5 minutes.
What time zone are the times shown in?
Local time for Rapid City (America/Denver).
Why can the current temperature differ from the forecast?
The current reading is a real measurement at a weather station, often at an airport, while the forecast describes the whole grid square around the city. Temperatures can differ by a few degrees across a city.