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Northern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 24 April 2026

Today Tonight and Saturday.

Wind east 15 knots diminishing to east 10 this afternoon then backing to northeast 10 Saturday morning. Wind backing to north 10 Saturday afternoon.

Rain overnight and Saturday morning.

Waves

Issued 10:30 AM EDT 24 April 2026
Today Tonight and Saturday. Waves 0.5 to 1 metre subsiding to 0.5 or less early this evening.

Extended Forecast

Issued 03:00 AM EDT 24 April 2026
Sunday Wind light.
Monday Wind light becoming southeast 15 knots late in the day.
Tuesday Wind southeast 25 knots veering to southwest 25 late in the day.

Ice Forecast*

Issued 12:00 PM EDT 23 April 2026 Today Tonight and Friday Open water except 2 tenths thick lake ice along parts of the northeastern shore. Consolidated rotten thick lake ice along parts of the northeastern shore.

*Ice Forecast and Warnings also apply to U.S. waters

 

[ Canadian Ice Service ]

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Map of Great Lakes - Lake Huron marine weather areas Wiarton Airport Western Islands Cove Island Goderich Lake Simcoe Regional Airport Vineland Station Parry Sound Harbour Sarnia Chris Hadfield Airport Tobermory Muskoka Airport Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Lagoon City Southeast Shoal Burlington Lift Bridge Welland-Pelham Windsor Airport Port Colborne Erieau Peterborough Municipal Airport CFB Trenton Toronto City Centre Airport Point Petre Oshawa Executive Airport Hamilton Munro Int'l Airport Point Pelee Cobourg Port Colborne - 45142 North Channel - 45154 Ajax - 45159 Lake Nipissing - 45152 Sault Ste. Marie Airport Killarney Lake Simcoe - 45151 Greater Sudbury Airport South Lake Huron - 45149 Lake St Clair - 45147 North Bay Airport South Georgian Bay - 45143 Gore Bay-Manitoulin Airport Grimsby - 45139 Georgian Bay - 45137 Great Duck Island Collingwood Kingston Airport Grenadier Island Brockville Prince Edward Point - 45135 Port Stanley - 45132
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Ice Conditions

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Issued 12:00 PM EDT 23 April 2026 Today Tonight and Friday

Ice Coverage

Open water except 2 tenths thick lake ice along parts of the
northeastern shore. Consolidated rotten thick lake ice along parts
of the northeastern shore.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 24 April 2026 Today Tonight and Saturday At 10:30 a.m. EDT today ridge located on a line north-south over
Kingston.
By 10:30 a.m. EDT Saturday ridge located on a line north-south
over New Hampshire.

At 10:30 a.m. EDT today low 995 mb located over western Manitoba.
By 10:30 a.m. EDT Saturday low 1012 mb located over southern
Saskatchewan.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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