Squalls with wind gusts up to 60 knots and hail up to 4 centimetres are expected or occurring in the area.
A dangerous line of thunderstorms north of Lake Erie is moving rapidly southeast at roughly 50 knots.
###
Large hail can damage vessels and cause injury.
Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.