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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 16 February 2026

Today Tonight and Tuesday.

Wind northeast 10 knots becoming light this morning then becoming southwest 10 near midnight. Wind veering to west 10 Tuesday morning then backing to southwest 10 near noon Tuesday. Wind becoming light Tuesday evening.

Scattered showers tonight.

Waves

Issued 03:00 AM EST 16 February 2026
Today Tonight and Tuesday. Over open water waves 0.5 metres or less.

Extended Forecast

Issued 03:00 AM EST 16 February 2026
Wednesday Wind east 20 knots.
Thursday Wind northeast 15 knots.
Friday Wind east 20 knots increasing to east 25.

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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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 16 February 2026 Today Tonight and Tuesday At 3:00 a.m. EST today trough located on a line northeast-southwest
over western Lake Superior.
By 3:00 a.m. EST Tuesday trough located on a line north-south over
southern Ontario.

At 3:00 a.m. EST today ridge located on a line northwest-southeast
over Saskatchewan.
By 3:00 a.m. EST Tuesday approaching ridge located on a line
northwest-southeast over Lake Superior.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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