Squall Warning In Effect

Squalls with wind gusts up to 35 knots, frequent lightning and poor to very poor visibility in thunderstorms heavy at times are expected or occurring in the area.

Thunderstorms near St. Catharines are moving east and likely producing squalls.

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Poor to very poor visibility may contribute to voyage delays and make marine navigation hazardous.

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