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Kingston to Cornwall

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Marine Forecast

Issued 06:30 PM EST 08 December 2025

Tonight and Tuesday.

Wind light becoming south 10 knots Tuesday morning then increasing to southwest 15 Tuesday evening.

Snow Tuesday evening. Visibility 1 mile or less in snow.

Extended Forecast

Issued 06:30 PM EST 08 December 2025
Wednesday Wind southwest 15 knots diminishing to light in the morning.
Thursday Wind light.
Friday Wind 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 6:30 PM EST 8 December 2025 Tonight and Tuesday At 6:30 p.m. EST tonight ridge located on a line northeast-southwest
over southern Ontario.
By 6:30 p.m. EST Tuesday ridge located east of the Eastern Seaboard.

At 6:30 p.m. EST tonight low 1010 mb located over North Dakota.
By 6:30 p.m. EST Tuesday low 1001 mb located over northeastern
Ontario.

By 6:30 p.m. EST Tuesday approaching low 990 mb located over
Minnesota.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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