National Weather Service United States Department of Commerce


A line of scattered thunderstorms rapidly developed along and north of Interstate 90 in the late afternoon and early evening of July 18th. A thunderstorm near Crooks, SD quickly became tornadic. A brief EF-0 tornado damaged the roof of a barn approximately 5 miles west of Crooks, SD. Maximum winds were estimated to be 75 mph. There were no reported injuries or deaths.



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