Environment Canada has issued a special weather statement for London-Middlesex, as storm are expected to develop across the region Sunday afternoon.
Meteorologists are tracking thunderstorms capable of producing very strong wind gusts, pea to dime size hail, and heavy rain.
Isolated thunderstorms are expected on Sunday as a cold front moves through the region.
Weather officials said the storms are capable of producing wind gusts up to 70 km/h.