Environment Canada has issued a severe thunderstorm warning for London and the surrounding area.
The warning covers London, Komoka, Parkhill and Strathroy, eastern and western Middlesex counties, Oxford-Brant, Rodney, Shedden and western Elgin County.
The national weather agency is tracking a storm system capable of producing strong wind gusts up to 90 km/h, nickel size hail and heavy rain.