This article was republished here with permission from Great Lakes Echo.
By Brandon Chew, Great Lakes Echo
It was atmospheric pressure waves that produced 6-foot water waves in Lake Michigan on April 13, 2018, damaging docks and cottages and submerging breakwalls in Ludington.
Great Lakes Now
https://www.greatlakesnow.org/2021/04/meteotsunami-great-lakes-contaminants/