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Eastern Lake Erie

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 04 December 2025

Today Tonight and Friday.

Wind northwest 25 knots diminishing to northwest 15 this afternoon and to variable 10 this evening. Wind increasing to south 15 late overnight then veering to southwest 15 near noon Friday. Wind increasing to southwest 20 Friday evening.

Scattered flurries ending this afternoon.

Waves

Issued 10:30 AM EST 04 December 2025
Today Tonight and Friday. Waves 1.5 metres subsiding to 0.5 to 1 early this evening and to 0.5 or less near midnight. Waves building to 0.5 to 1 early Friday morning.

Extended Forecast

Issued 03:00 AM EST 04 December 2025
Saturday Wind southwest 20 knots.
Sunday Wind light becoming northwest 15 knots late in the day.
Monday Wind northwest 15 knots veering to northeast 15.

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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 4 December 2025 Today Tonight and Friday At 10:30 a.m. EST today departing cold front located on a line
northeast-southwest over New England.

At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Iowa.
By 10:30 a.m. EST Friday ridge located on a line northeast-southwest
over New England.

At 10:30 a.m. EST today cold front located on a line east-west
over Saskatchewan.
By 10:30 a.m. EST Friday cold front located on a line
northeast-southwest over Lake Superior.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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