Cornwall to Montréal


Marine Forecast

Issued 09:27 AM EDT 20 April 2019

Today Tonight and Sunday.

Wind northeast 15 to 25 knots diminishing to east 10 to 15 this evening then becoming southwest 10 to 15 Sunday morning. Wind diminishing to light Sunday evening.

Showers ending this evening. Risk of thunderstorms this afternoon. Mist forming this evening and dissipating Sunday morning. Visibility as low as 1 mile in showers and in mist.

Extended Forecast

Issued 06:00 AM EDT 20 April 2019
Monday Wind northeast 10 to 20 knots.
Tuesday Wind northeast 10 to 20 knots.
Wednesday Wind northeast 15 to 20 knots.

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Weather Conditions

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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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Technical Marine Synopsis

Issued 3:00 AM EDT 20 April 2019 Today Tonight and Sunday At 3:00 a.m. EDT today high 1017 mb located east of James Bay.
By 8:00 p.m. EDT tonight departing high 1027 mb located near the
Strait of Belle Isle.

At 3:00 a.m. EDT today low 994 mb located south of Lake Erie.
By 2:00 a.m. EDT Sunday dissipating low 1006 mb located near
Lake Ontario.

At 2:00 a.m. EDT Sunday trough located on a line northeast-southwest
over western Lake Saint-Jean.
By 8:00 p.m. EDT Sunday trough located on a line northeast-southwest
over Saguenay River.

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