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Cornwall to Montréal

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 02 December 2024

Today Tonight and Tuesday.

Wind light becoming southwest 10 to 15 knots this morning then becoming light this evening. Wind light Tuesday.

Scattered flurries tonight and Tuesday morning. Visibility as low as 1 mile in flurries.

Temperatures near minus 3.

Extended Forecast

Issued 06:00 AM EST 02 December 2024
Wednesday Wind light becoming southeast 15 knots in the afternoon.
Thursday Wind southeast 15 knots increasing to west 15 to 20 late in the day.
Friday Wind west 20 to 30 knots diminishing to southwest 15 to 20 late in the day.

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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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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 EST 2 December 2024 Today Tonight and Tuesday At 3:00 a.m. EST today low 987 mb located over Labrador Coast.
By 1:00 a.m. EST Tuesday departing low 989 mb located over
Labrador Sea.

At 3:00 a.m. EST today trough from low located on a line
northeast-southwest over James Bay.
By 7:00 a.m. EST Tuesday trough from low located on a line
northeast-southwest over the Gaspe Peninsula.

At 10:00 p.m. EST tonight ridge located over James Bay to Lake
Superior.
By 7:00 p.m. EST Tuesday ridge located from Labrador to Cornwall.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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