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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 07 February 2026

Tonight and Sunday.

Wind northwest 20 knots veering to north 15 near midnight then diminishing to northwest 10 near noon Sunday. Wind increasing to northwest 15 Sunday evening.

Scattered flurries this evening.

Risk of freezing spray early this evening.

Waves

Issued 06:30 PM EST 07 February 2026
Tonight and Sunday. Waves 1 to 1.5 metres subsiding to 0.5 to 1 this evening and to 0.5 or less Sunday afternoon.

Extended Forecast

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

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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 16 May 2025 Forecasts have ended for the season.
Warnings

Warnings (Ended)

Freezing spray warning ended

Western Lake Ontario

Issued 6:30 PM EST 07 February 2026
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 Huron Area

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Marine Weather for Canada

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