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Cornwall to Montréal

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Forecast

Marine Forecast

Issued 03:00 PM EDT 30 March 2023

Tonight and Friday.

Wind west 10 to 20 knots becoming light early this evening then increasing to southeast 10 to 15 near noon Friday. Wind increasing to southeast 15 to 25 Friday evening.

Snow Friday late in the day. Visibility 1 mile or less in snow.

Low tonight minus 7. High Friday plus 3.

Extended Forecast

Issued 06:00 PM EDT 30 March 2023
Saturday Wind easterly 15 to 25 knots becoming westerly 20 to 30 in the afternoon.
Sunday Wind westerly 20 to 30 knots diminishing to light late in the day.
Monday Wind light.

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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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buoy Buoy
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 PM EDT 30 March 2023 Tonight and Friday At 3:00 p.m. EDT today trough located on a line north-south over
Saguenay River.
By 2:00 a.m. EDT Friday departing trough located on a line
northwest-southeast over Nova Scotia.

At 3:00 p.m. EDT today ridge located on a line north-south over
western Quebec.
By 8:00 p.m. EDT Friday ridge located on a line north-south over
the Gulf of St. Lawrence.

At 8:00 a.m. EDT Friday trough located on a line northeast-southwest
over the Great Lakes.
By 8:00 p.m. EDT Friday trough located on a line northeast-southwest
over Cornwall.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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