Storms accompanied by deep, booming thunder, lightning displays and powerful winds swept through parts of Wisconsin, Illinois ...

Homes and businesses were destroyed in Mayville, Wisconsin on May 15 after a tornado touched down. (Credit: Kolton Koch viaTMX) ...

The storms were part of a weather system Friday that touched down in Missouri and Wisconsin and left several hundred thousand customers without power in the Great Lakes region.

A farmer in Wisconsin shared a photo from a tornado that shows a 2x4 impaled one of his cows -- and she survived!