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Cornwall to Montréal

Forecast

Marine Forecast

Issued 06:20 PM EDT 27 September 2021

Tonight and Tuesday.

Wind west 10 to 15 knots becoming light this evening then becoming northwesterly 10 to 15 near noon Tuesday. Wind becoming light Tuesday evening.

Showers this evening.

Extended Forecast

Issued 06:00 PM EDT 27 September 2021
Wednesday Wind light.
Thursday Wind light becoming northwest 10 to 15 knots late in the day.
Friday Wind west 10 to 15 knots.

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Map of Great Lakes - Lake Huron 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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Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 27 September 2021 Tonight and Tuesday At 3:00 p.m. EDT today low 988 mb located west of Labrador.
By 8:00 p.m. EDT Tuesday low 1008 mb located east of James Bay.

At 3:00 p.m. EDT today trough located on a line northeast-southwest
over Lake Huron.
By 8:00 p.m. EDT Tuesday dissipating trough located on a line
north-south over Newfoundland.

At 3:00 p.m. EDT today ridge located west of the Great Lakes.
By 8:00 p.m. EDT Tuesday ridge located on a line north-south over
Lake Huron.

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