(File Photo of the National Weather Service logo)  

Noah Haswell, Beaver County Radio News

(Unionville, PA) According to the National Weather Service, the storms on Wednesday included a tornado that blew the roof off of a building in Center Township of Butler County. The salt shed there was seen getting damaged in a video from the Unionville Fire Department. The National Weather Service confirmed the tornado Wednesday even though they were going to investigate damage today. The Pittsburgh region this year has had six previous tornadoes before this one occurred.