Squall Warning In Effect

Squalls with wind gusts up to 45 knots, frequent lightning and hail up to 3 centimetres are expected or occurring in the area.

A strong thunderstorm in Oshawa tracking southeast will cross the eastern portion of the lake in the next hour.

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Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.