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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EDT 04 October 2024

Tonight and Saturday.

Wind light becoming northwest 10 to 15 knots late Saturday morning then diminishing to light Saturday afternoon.

Extended Forecast

Issued 06:00 AM EDT 04 October 2024
Sunday Wind light becoming east 10 to 15 knots in the afternoon.
Monday Wind southeast 10 to 15 knots veering to southwest 15.
Tuesday Wind southwest 15 knots.

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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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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 PM EDT 4 October 2024 Tonight and Saturday At 3:00 p.m. EDT today trough located on a line north-south over
Anticosti Island.
By 11:00 p.m. EDT tonight departing trough located on a line
north-south over the Strait of Belle Isle.

At 11:00 p.m. EDT tonight low 1019 mb located over Maine.
By 2:00 p.m. EDT Saturday dissipating low 1018 mb located over
New Brunswick.

At 11:00 p.m. EDT tonight ridge located from Labrador to the
Great Lakes.
By 8:00 p.m. EDT Saturday ridge located from Labrador Sea to the
East Coast of the U.S.

Great Lakes - Lake Erie and Lake Ontario Area

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