This week in Wisconsin history, the 9th deadliest tornado in US history, and the most dangerous to ever occur in Wisconsin, touched down on June 12, 1899. Known as the “Circus Day” tornado, the cyclone ripped through New Richmond, WI, right after a circus had come to town. Categorized as an F5 tornado, 117 people were killed, 200 were injured, and 300 buildings were destroyed by the storm.
