Environment Canada issued Thunderstorm warning July 20, 2023

From Environment Canada

At 6:11 p.m. EDT, Environment Canada meteorologists are tracking a dangerous thunderstorm capable of producing damaging wind gusts and up to toonie size hail.

This line of severe thunderstorms is located from Waterloo to 15 kilometres northeast of Rondeau Provincial Park to Morpeth, moving east at 50 km/h. 

Hazard: 110 km/h wind gusts and toonie size hail. A tornado is also possible.

Locations impacted include:
Kitchener, St. Thomas, Stratford, Woodstock, Waterloo, Simcoe, Brantford, Rodney, St. Marys, Aylmer, Ingersoll, Tavistock, Tillsonburg, New Hamburg, Norwich, Delhi, Long Point, John E. Pearce Provincial Park, Shedden and Port Stanley.

Large hail can damage property and cause injury. Very strong wind gusts can damage buildings, down trees and blow large vehicles off the road.

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.caor tweet reports using #ONStorm.

For more information: https://www.ontario.ca/page/be-prepared-emergency.

More details on the alert are available here.