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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:46 AM EDT 12 May 2024

Today Tonight and Monday.

Wind light becoming southwest 10 to 15 knots overnight. Wind southwest 10 to 15 Monday.

Scattered showers ending near noon. Showers Monday afternoon and evening. Fog patches forming this evening and dissipating overnight.

Extended Forecast

Issued 06:00 AM EDT 12 May 2024
Tuesday Wind southerly 15 knots.
Wednesday Wind light.
Thursday Wind light.

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas N Huron - 45003 W Erie - 45005 S Huron - 45008 Lake Ontario - 45012 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 Great Duck Island Brockville Grenadier Island Kingston Airport Collingwood Lagoon City Muskoka Airport Parry Sound Harbour Lake Simcoe Regional Airport Wiarton Airport Western Islands Cove Island Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Port Colborne Erieau Point Pelee Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport
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land station Land Station
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 12 May 2024 Today Tonight and Monday At 3:00 a.m. EDT today ridge located from the Strait of Belle Isle
to Pointe-des-Monts then to New England.
By 8:00 p.m. EDT Monday ridge located from Labrador to Nova Scotia.

At 3:00 a.m. EDT today trough located on a line northeast-southwest
over northwestern Ontario.
By 8:00 p.m. EDT Monday trough located on a line northeast-southwest
over western Quebec.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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