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Kingston to Cornwall

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Forecast

Marine Forecast

Issued 03:00 AM EST 06 December 2025

Today Tonight and Sunday.

Wind south 10 knots increasing to southwest 15 near noon then diminishing to west 10 this evening. Wind becoming variable 10 Sunday morning then becoming northeast 10 Sunday afternoon.

Scattered flurries ending this evening. Flurries Sunday late in the day. Visibility 1 mile or less in flurries.

Extended Forecast

Issued 03:00 AM EST 06 December 2025
Monday Wind light.
Tuesday Wind light becoming south 15 knots.
Wednesday Wind southwest 15 knots diminishing to light.

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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

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 6 December 2025 Today Tonight and Sunday At 3:00 a.m. EST today departing ridge located on a line north-south
over eastern Quebec.

At 3:00 a.m. EST today departing cold front located on a line
north-south over Sudbury.

At 3:00 a.m. EST today ridge located on a line northwest-southeast
over Saskatchewan.
By 3:00 a.m. EST Sunday ridge located on a line north-south over
Manitoba.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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