Northern Georgian Bay
Forecast
Marine Forecast
Issued 03:00 AM EDT 01 April 2025
Today Tonight and Wednesday.
Gale warning in effect.
Wind north 20 knots diminishing to north 15 this morning and to variable 10 near noon. Wind increasing to east 15 this evening and to east 20 near midnight. Wind increasing to southeast 30 Wednesday morning and to southeast 35 near noon Wednesday.
Snow beginning near noon Wednesday changing to freezing rain Wednesday afternoon then to rain or freezing rain Wednesday evening.
Strong wind warning program has ended for the season.
Waves
Extended Forecast
Ice Forecast*
*Ice Forecast and Warnings also apply to U.S. waters
Stay connected
Weather Conditions
Zoom-in to make a selection



Ice Conditions
*Ice Forecast and Warnings also apply to U.S. waters
Ice Forecasts
Issued 12:00 PM EDT 31 March 2025 Today Tonight and TuesdayIce Coverage
1 tenth thick lake ice. CONSOLIDATED rotten thick lake ice along the
northeastern shore.
Warnings
Warnings (In effect)
Gale warning in effect
Northern Georgian Bay
Issued 03:00 AM EDT 01 April 2025'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 1 April 2025 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located on a line north-south overLake Superior.
By 3:00 a.m. EDT Wednesday ridge located on a line north-south
over western Quebec.
At 3:00 a.m. EDT today low 997 mb located over Colorado.
By 3:00 a.m. EDT Wednesday low 984 mb located over Nebraska.
Great Lakes - Lake Huron Area
Another Region
- Date modified: