UPDATE: Severe thunderstorm warning has ended for the region.
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The following alert was sent by Environment Canada
Environment Canada meteorologists are tracking a severe thunderstorm capable of producing strong wind gusts, up to nickel-size hail and heavy rain.
Heavy downpours can cause flash floods and water pooling on roads. Large hail can damage property and cause injury. Strong wind gusts can toss loose objects, damage weak buildings, break branches off trees and overturn large vehicles.
Lightning kills and injures Canadians every year. Remember, when thunder roars, go indoors.
Emergency Management Ontario recommends that you take cover immediately if threatening weather approaches.
Severe thunderstorm warnings are issued when imminent or occurring thunderstorms are likely to produce or are producing one or more of the following: large hail, damaging winds, torrential rainfall.
Please continue to monitor alerts and forecasts issued by Environment Canada.
To report severe weather in Ontario, send an email to ONstorm@ec.gc.ca or tweet reports using #ONStorm.