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Eastern Lake Erie

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 15 December 2025

Today Tonight and Tuesday.

Wind west 20 knots increasing to southwest 30 near noon then diminishing to west 20 this evening. Wind backing to southwest 20 early Tuesday morning then increasing to southwest 30 Tuesday evening.

Flurries ending near noon Tuesday. Risk of freezing drizzle Tuesday morning.

Risk of freezing spray today and this evening.

Waves

Issued 10:30 AM EST 15 December 2025
Today Tonight and Tuesday. Waves 1 to 1.5 metres building to 2 to 3 near noon then subsiding to 1 near midnight. Waves building to 1.5 Tuesday morning and to 2 to 3 Tuesday evening.

Extended Forecast

Issued 03:00 AM EST 15 December 2025
Wednesday Wind southwest 30 knots diminishing to southwest 20 in the afternoon.
Thursday Wind south 25 knots increasing to south 30.
Friday Wind west 35 knots diminishing to west 20 late in the day.

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Map of Great Lakes - Lake Huron marine weather areas Cove Island Goderich Oshawa Executive Airport CFB Trenton Western Islands Wiarton Airport Point Petre Lake Simcoe Regional Airport Parry Sound Harbour Toronto City Centre Airport Muskoka Airport Lagoon City Brockville Hamilton Munro Int'l Airport Sarnia Chris Hadfield Airport Tobermory Cobourg Harrow AAFC Long Point Port Weller Burlington Lift Bridge St. Catharines / Niagara District Airport Southeast Shoal Point Pelee Vineland Station Welland-Pelham Erieau Windsor Airport Port Colborne Killarney South Georgian Bay - 45143 Grimsby - 45139 Georgian Bay - 45137 Prince Edward Point - 45135 Port Stanley - 45132 Lake St Clair - 45147 South Lake Huron - 45149 Sault Ste. Marie Airport Lake Simcoe - 45151 Collingwood Greater Sudbury Airport North Bay Airport Kingston Airport Peterborough Municipal Airport Grenadier Island Port Colborne - 45142 Great Duck Island Ajax - 45159 Gore Bay-Manitoulin Airport North Channel - 45154 Lake Nipissing - 45152
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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 10:30 AM EST 15 December 2025 Today Tonight and Tuesday At 10:30 a.m. EST today ridge from high located on a line
north-south over Manitoba.
By 10:30 a.m. EST Tuesday ridge located on a line north-south over
eastern Quebec.

At 10:30 a.m. EST today departing trough located on a line
northeast-southwest over Lake Superior.

By 10:30 a.m. EST Tuesday approaching low 985 mb located over the
northern Ontario - Manitoba border.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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