Ice Forecasts

Issued 12:00 PM EDT 27 April 2024 Forecasts have ended for the season.

Warnings (In effect)

Squall warning in effect

Southern Georgian Bay

Issued 10:56 AM EDT 06 October 2024 Squalls with wind gusts up to 35 knots and frequent lightning are expected or occurring in the area.

A line of intense thunderstorms located over Georgian Bay is moving east at 45 knots.

Vessels without lightning protection should make their way to shore immediately. Mariners are advised to prepare for squalls. If underway, seek safe harbour immediately. Consider delaying or postponing travel in areas under the squall warning.

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

Strong wind warning in effect

Southern Georgian Bay

Issued 10:30 AM EDT 06 October 2024

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

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Technical Marine Synopsis

Issued 10:30 AM EDT 6 October 2024 Today Tonight and Monday At 10:30 a.m. EDT today low 992 mb located over northern Ontario.
By 10:30 a.m. EDT Monday low 995 mb located over southern Hudson
Bay.

At 10:30 a.m. EDT today cold front from low located on a line
northeast-southwest over southern Georgian Bay.
By 10:30 a.m. EDT Monday cold front from low located on a line
northeast-southwest over Maine.