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Kingston to Cornwall

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 06 November 2025

Today Tonight and Friday.

Strong wind warning in effect.

Wind northwest 20 knots diminishing to west 10 near noon then becoming light early this evening. Wind becoming southeast 15 Friday morning then veering to south 15 Friday afternoon.

Showers Friday late in the day.

Extended Forecast

Issued 03:00 AM EST 06 November 2025
Saturday Wind southwest 15 knots diminishing to light in the morning.
Sunday Wind light becoming variable 15 knots.
Monday Wind light.

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas Harrow AAFC Burlington Lift Bridge Oshawa Executive Airport Point Pelee Peterborough Municipal Airport Point Petre Hamilton Munro Int'l Airport Erieau Cobourg Toronto City Centre Airport Port Colborne CFB Trenton South Lake Huron - 45149 Windsor Airport Great Duck Island Gore Bay-Manitoulin Airport North Bay Airport Greater Sudbury Airport Killarney Sault Ste. Marie Airport Ajax - 45159 North Channel - 45154 Lake Nipissing - 45152 Lake Simcoe - 45151 Welland-Pelham Lake St Clair - 45147 South Georgian Bay - 45143 Port Colborne - 45142 Grimsby - 45139 Georgian Bay - 45137 Prince Edward Point - 45135 Port Stanley - 45132 Vineland Station Brockville Grenadier Island Kingston Airport Collingwood Lagoon City Muskoka Airport Parry Sound Harbour Lake Simcoe Regional Airport Wiarton Airport Cove Island Goderich Sarnia Chris Hadfield Airport Western Islands Tobermory Long Point Port Weller St. Catharines / Niagara District Airport Southeast Shoal
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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 EST 06 November 2025

'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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 6 November 2025 Today Tonight and Friday At 10:30 a.m. EST today ridge located on a line north-south over
Lake Superior.
By 10:30 a.m. EST Friday ridge located on a line north-south over
western Quebec.

At 10:30 a.m. EST today low 1004 mb located over western South
Dakota.
By 10:30 a.m. EST Friday low 991 mb located over North Channel.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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