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Kingston to Cornwall

Forecast

Marine Forecast

Issued 06:30 PM EDT 21 April 2026

Tonight and Wednesday.

Wind south 10 knots becoming light late overnight. Wind light Wednesday.

Extended Forecast

Issued 06:30 PM EDT 21 April 2026
Thursday Wind light.
Friday Wind light.
Saturday Wind light.

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas CFB Trenton Port Colborne - 45142 Hamilton Munro Int'l Airport Oshawa Executive Airport Port Stanley - 45132 Lake Nipissing - 45152 Point Petre Georgian Bay - 45137 Toronto City Centre Airport Lake Simcoe - 45151 South Georgian Bay - 45143 Prince Edward Point - 45135 Peterborough Municipal Airport South Lake Huron - 45149 Collingwood Lake St Clair - 45147 Grimsby - 45139 Goderich Lagoon City Kingston Airport Muskoka Airport Parry Sound Harbour Grenadier Island Lake Simcoe Regional Airport Wiarton Airport Brockville Western Islands Cove Island Great Duck Island North Channel - 45154 Sarnia Chris Hadfield Airport Gore Bay-Manitoulin Airport Tobermory Harrow AAFC Long Point North Bay Airport Port Weller St. Catharines / Niagara District Airport Greater Sudbury Airport Southeast Shoal Vineland Station Port Colborne Erieau Cobourg Sault Ste. Marie Airport Windsor Airport Welland-Pelham Killarney Ajax - 45159 Point Pelee Burlington Lift Bridge
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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 EDT 21 April 2026 Tonight and Wednesday At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over the Eastern Seaboard.
By 6:30 p.m. EDT Wednesday ridge located on a line north-south
over Nova Scotia.

By 6:30 p.m. EDT Wednesday low 988 mb located over eastern Montana.

Great Lakes - Lake Erie and Lake Ontario Area

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