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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 PM EDT 21 March 2023

Tonight and Wednesday.

Wind northwest 10 to 15 knots becoming light this evening then becoming northeast 10 to 15 Wednesday morning.

Risk of freezing rain Wednesday evening.

Low tonight minus 8. High Wednesday plus 1.

Extended Forecast

Issued 06:00 PM EDT 21 March 2023
Thursday Wind northeast 10 to 15 knots becoming light in the morning.
Friday Wind west 15 knots.
Saturday Wind northeast 15 knots.

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Weather Conditions

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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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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 21 March 2023 Tonight and Wednesday At 3:00 p.m. EDT today trough located on a line northeast-southwest
over Maine.
By 8:00 p.m. EDT Wednesday trough located on a line
northeast-southwest over the Strait of Belle Isle.

At 3:00 p.m. EDT today ridge located on a line northwest-southeast
over northern Ontario.
By 8:00 p.m. EDT Wednesday ridge located on a line
northwest-southeast over Rimouski.

Great Lakes - Lake Erie and Lake Ontario Area

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