On July 18, 2018, a supercell thunderstorm crossed Box Elder and Rapid Valley areas in western South Dakota. This storm produced 2.00" hail and measured 70 mph winds. A 60 mph wind gust was measured at NWS Rapid City.
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National Weather Service
Weather Forecast Office
Rapid City, SD
Негізгі бет Ғылым және технология Time Lapse - Supercell Thunderstorm near Rapid City, South Dakota - 7/18/2018
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