National Weather Service United States Department of Commerce

Developing storm will spread rain across eastern U.S.; thunderstorms in the Southeast

A storm system developing in the South will move up the Mississippi River Valley on Sunday bringing rainfall to much of the eastern U.S., along with thunderstorms in the southeastern states. Some of the thunderstorms in the Southeast could produce large hail, damaging wind and heavy rain.
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Current Conditions

Rapid City

Zone Forecast

  • Rest Of Tonight Breezy. Mostly cloudy with scattered rain showers late in the evening...then partly cloudy with scattered rain showers...possibly mixed with snow showers and after midnight. Lows in the upper 20s. Northwest winds 15 to 25 mph with gusts to around 35 mph. Chance of precipitation 40 percent.
  • Sunday Very windy. Partly cloudy with isolated rain showers and snow showers. Highs in the upper 30s. Northwest winds 20 to 30 mph increasing to 30 to 45 mph in the afternoon. Gusts up to 55 mph. Chance of precipitation 20 percent.
  • Sunday Night Windy. Partly cloudy. Isolated snow showers in the evening. Lows in the lower 20s. Northwest winds 25 to 35 mph with gusts to around 55 mph decreasing to 15 to 25 mph with gusts to around 40 mph after midnight. Chance of snow 20 percent.
  • Monday Breezy. Partly cloudy. Chance of snow showers in the morning...then slight chance of rain showers and snow showers in the afternoon. Highs in the mid 30s. Northwest winds 20 to 30 mph with gusts to around 40 mph. Chance of precipitation 30 percent.
  • Monday Night Partly cloudy. Lows in the lower 20s. Northwest winds 10 to 15 mph with gusts to around 25 mph.
  • Tuesday Mostly cloudy with a 20 percent chance of snow showers. Highs in the upper 30s.
  • Tuesday Night Mostly cloudy with a 30 percent chance of snow showers. Lows in the mid 20s.
  • Wednesday Mostly cloudy with a 30 percent chance of snow showers...possibly mixed with rain showers. Highs in the upper 30s.
  • Wednesday Night Mostly cloudy with a 30 percent chance of snow showers. Lows around 16.
  • Thanksgiving Day Mostly cloudy in the morning then becoming partly cloudy. Highs in the upper 20s.
  • Thursday Night Partly cloudy. Lows around 15.
  • Friday Partly cloudy. Highs in the lower 30s.
  • Friday Night Partly cloudy. Lows around 14.
  • Saturday Partly cloudy. Highs around 30.