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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 AM EDT 02 June 2025

Today Tonight and Tuesday.

Wind light increasing to westerly 10 to 20 knots early this morning then becoming light early this evening. Wind increasing to southwest 10 to 20 Tuesday morning.

Extended Forecast

Issued 06:00 AM EDT 02 June 2025
Wednesday Wind southwest 15 to 25 knots.
Thursday Wind southwest 15 knots.
Friday Wind light.

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Weather Conditions

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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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 2 June 2025 Today Tonight and Tuesday At 3:00 a.m. EDT today low 995 mb located north of Sept-Îles.
By 8:00 p.m. EDT Tuesday weakening low 1005 mb located over
Labrador Sea.

At 3:00 a.m. EDT today ridge located from Hudson Bay to Lake
Superior.
By 8:00 p.m. EDT Tuesday ridge located from Labrador to
Newfoundland.

Great Lakes - Lake Erie and Lake Ontario Area

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