Line of thunderstorms roll in off Lake Huron on June 17, 2017. (Photo by Bob Montgomery)

UPDATE: Thunderstorm Warning for Perth Ends

A severe thunderstorm warning has ended for Perth County.

Environment Canada had issued the warning Sunday afternoon for the entire county, including Listowel and Stratford.

A line of strong thunderstorms passed through the region with the capability of rainfall amounts up to 50mm in some areas over the course of an hour.