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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 21 April 2026

Today Tonight and Wednesday.

Wind light becoming southwest 15 knots this morning then diminishing to south 10 early this evening. Wind becoming light overnight. Wind light Wednesday.

Extended Forecast

Issued 03:00 AM EDT 21 April 2026
Thursday Wind light.
Friday Wind light.
Saturday Wind light.

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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

There is no ice forecast issued for this area.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 21 April 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today ridge located on a line northeast-southwest
over Pennsylvania.
By 3:00 a.m. EDT Wednesday ridge located on a line
northeast-southwest over New Brunswick.

At 3:00 a.m. EDT today trough located on a line north-south over
northern Ontario.
By 3:00 a.m. EDT Wednesday trough located on a line
northeast-southwest over northeastern Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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