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Southern Georgian Bay

Forecast

Marine Forecast

Issued 06:30 PM EST 07 February 2026

Tonight and Sunday.

Wind northwest 25 knots diminishing to north 15 this evening and to northeast 10 early Sunday morning. Wind becoming light near noon Sunday.

Scattered flurries ending Sunday morning.

Waves

Issued 06:30 PM EST 07 February 2026
Tonight and Sunday. Mainly ice covered.

Extended Forecast

Issued 06:30 PM EST 07 February 2026
Monday Wind light becoming south 15 knots in the afternoon.
Tuesday Wind south 15 knots increasing to northwest 20 late in the day.
Wednesday Wind northwest 20 knots.

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

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

Ice Forecasts

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 7 February 2026 Tonight and Sunday At 6:30 p.m. EST tonight ridge located over Lake Superior.
By 6:30 p.m. EST Sunday ridge located over Georgian Bay.

Great Lakes - Lake Erie and Lake Ontario Area

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