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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 17 June 2026

Today Tonight and Thursday.

Strong wind warning in effect.

Wind light becoming south 10 knots near noon then becoming light early this evening. Wind becoming southeast 10 near midnight then increasing to south 20 Thursday morning. Wind veering to southwest 20 near noon Thursday.

Scattered showers today and this evening with a risk of thunderstorms. Rain beginning overnight with a risk of thunderstorms changing to scattered showers Thursday evening.

Extended Forecast

Issued 03:00 AM EDT 17 June 2026
Friday Wind southwest 15 knots diminishing to light late in the day.
Saturday Wind light.
Sunday 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

Warnings (In effect)

Strong wind warning in effect

Kingston to Cornwall

Issued 03:00 AM EDT 17 June 2026

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 17 June 2026 Today Tonight and Thursday At 3:00 a.m. EDT today trough from 993 mb low located from Manitoba
to South Dakota.
By 3:00 a.m. EDT Thursday trough from 991 mb low located from Lake
Superior to Ohio.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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