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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 17 March 2026

Today Tonight and Wednesday.

Wind southwest 25 knots increasing to southwest 30 early this morning then diminishing to west 20 near noon. Wind diminishing to southwest 10 this evening then becoming light overnight. Wind becoming south 10 near noon Wednesday.

Snow changing to scattered flurries early this morning and ending this evening. Visibility 1 mile or less in precipitation.

Extended Forecast

Issued 03:00 AM EDT 17 March 2026
Thursday Wind southwest 15 knots diminishing to light in the afternoon.
Friday Wind light.
Saturday Wind light becoming southwest 15 knots late in the day.

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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 17 March 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today low 977 mb located over central Quebec.
By 3:00 a.m. EDT Wednesday departing low 953 mb located over
northern Quebec.

At 3:00 a.m. EDT today ridge located on a line north-south over
Lake of the Woods.
By 3:00 a.m. EDT Wednesday ridge located on a line north-south
over northern Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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