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Cornwall to Montréal

Forecast

Marine Forecast

Issued 03:00 AM EDT 21 July 2019

Today Tonight and Monday.

Wind light increasing to southwest 10 to 20 knots near noon then diminishing to light early this evening. Wind light Monday.

Showers ending early this evening with a risk of thunderstorms. Showers Monday afternoon.

Extended Forecast

Issued 06:00 AM EDT 21 July 2019
Tuesday Wind west 10 to 15 knots.
Wednesday Wind light.
Thursday Wind light.

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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

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Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 21 July 2019 Today Tonight and Monday At 3:00 a.m. EDT today trough located from Sept-Îles to Lake Huron.
By 8:00 p.m. EDT tonight trough located on a line
northeast-southwest over Nova Scotia.

At 3:00 a.m. EDT today ridge located on a line east-west over
Manitoba.
By 8:00 p.m. EDT Monday ridge located from the Great Lakes to the
East Coast of the U.S.

At 3:00 a.m. EDT today low 991 mb located over Hudson Bay.
By 8:00 p.m. EDT Monday low 1004 mb located over northern Quebec.

Great Lakes - Lake Erie and Lake Ontario Area

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