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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EDT 28 October 2020

Tonight and Thursday.

Wind southwest 15 to 25 knots diminishing to southwest 10 to 15 after midnight then becoming light early Thursday morning. Wind increasing to northerly 10 to 15 late Thursday morning then veering to northeast 15 to 20 Thursday evening.

Extended Forecast

Issued 06:00 PM EDT 28 October 2020
Friday Wind northeasterly 15 knots.
Saturday Wind light.
Sunday Wind southeast 15 knots increasing to southwest 15 to 25 late in the day.

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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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Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 PM EDT 28 October 2020 Tonight and Thursday At 3:00 p.m. EDT today ridge located on a line north-south over
the Gulf of St. Lawrence.
By 8:00 a.m. EDT Thursday departing ridge located east of
Newfoundland.

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

At 8:00 a.m. EDT Thursday high located west of the Great Lakes.
By 8:00 p.m. EDT Thursday high located over northeastern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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