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Kingston to Cornwall

Forecast

Marine Forecast

Issued 10:30 AM EDT 06 October 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 10 knots backing to west 10 this afternoon then to southwest 10 this evening. Wind increasing to southwest 15 late overnight and to southwest 20 Wednesday morning. Wind diminishing to southwest 15 Wednesday evening.

Scattered showers Wednesday and Wednesday evening.

Extended Forecast

Issued 03:00 AM EDT 06 October 2026
Thursday Wind light becoming southwest 15 knots in the afternoon then diminishing to light late in the day.
Friday Wind light becoming west 15 knots.
Saturday Wind light.

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Map of Great Lakes - Lake Huron marine weather areas Erieau CFB Trenton Muskoka Airport Parry Sound Harbour Toronto City Centre Airport Lake Simcoe Regional Airport Wiarton Airport Point Petre Lagoon City Western Islands Cobourg Port Colborne Windsor Airport Point Pelee Welland-Pelham Vineland Station Burlington Lift Bridge Southeast Shoal St. Catharines / Niagara District Airport Goderich Port Weller Long Point Harrow AAFC Hamilton Munro Int'l Airport Tobermory Sarnia Chris Hadfield Airport Oshawa Executive Airport Collingwood Port Stanley - 45132 Prince Edward Point - 45135 Georgian Bay - 45137 Grimsby - 45139 Port Colborne - 45142 South Georgian Bay - 45143 Lake St Clair - 45147 South Lake Huron - 45149 Lake Simcoe - 45151 Lake Nipissing - 45152 North Channel - 45154 Ajax - 45159 Sault Ste. Marie Airport Killarney Greater Sudbury Airport North Bay Airport Gore Bay-Manitoulin Airport Peterborough Municipal Airport Brockville Grenadier Island Kingston Airport
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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 10:30 AM EDT 06 October 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 10:30 AM EDT 6 October 2026 Today Tonight and Wednesday At 10:30 a.m. EDT today ridge located on a line north-south over
Pennsylvania.
By 10:30 a.m. EDT Wednesday departing ridge located on a line
northwest-southeast over New Brunswick.

At 10:30 a.m. EDT today low 996 mb located over northern Manitoba.
By 10:30 a.m. EDT Wednesday low 993 mb located over James Bay.

At 10:30 a.m. EDT today cold front from low located on a line
north-south over the Ontario - Manitoba border.
By 10:30 a.m. EDT Wednesday cold front from low located on a line
northeast-southwest over Lake Huron.

Great Lakes - Lake Huron Area

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