The following alert was sent by Environment Canada.
Conditions are favourable for the development of severe thunderstorms that may be capable of producing strong wind gusts, large hail and heavy rain.
Hazards:
Strong wind gusts up to 90 km/h.
Dime- to nickel-size hail.
Heavy downpours.
Timing:
This afternoon and evening.
Discussion:
Severe thunderstorms are possible this afternoon and evening across a large portion of eastern Ontario.
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 watches are issued when atmospheric conditions are favourable for the development of thunderstorms that could produce one or more of the following: large hail, damaging winds, torrential rainfall.