Residents in Columbia County were shaken Thursday afternoon by a sonic boom that police say was caused by military flights.
Residents in and around the Portage reported hearing and feeling a powerful boom about 1:40 p.m. Thursday that many thought was some type of explosion, according to a Portage Police news release.
Portage police were able to confirm with authorities at Truax field that military flight maneuvers had been taking place that would have caused a “sonic boom.”
The 115th Fighter Wing based in Madison regularly does training flights, although typically they are during the evening or at night, according to their Facebook page.
For more go to WKOW: https://wkow.com/news/top-stories/2019/01/17/sonic-boom-shakes-parts-of-southern-wisconsin/