Tornado Alley
States such as Missouri, Iowa, Minnesota, Wisconsin, Illinois, Indiana, and western Ohio are sometimes included in Tornado Alley. Research suggests that tornadoes are becoming more frequent in the northern parts of Tornado Alley where it reaches the Canadian prairies.
Climate of Manitoba
Southern parts of the province, located just north of Tornado Alley, experience tornadoes each year, with 15 confirmed touchdowns in 2006. In 2007, on June 22 and June 23, numerous tornadoes touched down, including an F5 Tornado that devastated parts of Elie (the strongest officially recorded tornado in Canada).