Portal:Tornadoes/Anniversaries/August 11

August 11
 * 1969 – An F1 tornado tornado hit Wisconsin State Fair Park in Milwaukee, resulting in the collapse of three large tents and injuring between 146 and 153 people.
 * 1999 – A strong F2 tornado tore through downtown Salt Lake City, killing one person, injuring 70, and causing $170 million in damage. About 300 homes were damaged, with some left uninhabitable. This was only the second killer tornado in Utah's history; the first was in 1884.