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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 12 April 2021

Tonight and Tuesday.

Wind east 15 knots diminishing to east 10 early Tuesday morning then becoming light Tuesday afternoon.

Showers. Fog patches dissipating Tuesday morning. Fog patches reforming Tuesday evening.

Waves

Issued 06:30 PM EDT 12 April 2021
Tonight and Tuesday. Waves one metre subsiding to one half metre this evening and to less than one half metre Tuesday morning.

Extended Forecast

Issued 06:30 PM EDT 12 April 2021
Wednesday Wind light.
Thursday Wind light increasing to west 20 knots.
Friday Wind northeast 20 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EDT 12 April 2021 Today Tonight and Tuesday Ice free.

*Ice Forecast and Warnings also apply to U.S. waters

 

[ Canadian Ice Service ]

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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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» US Marine Weather
Ice Conditions

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Issued 12:00 PM EDT 12 April 2021 Today Tonight and Tuesday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 12 April 2021 Tonight and Tuesday At 6:30 p.m. EDT tonight low 1006 mb located over Duluth.
By 6:30 p.m. EDT Tuesday weakening low 1012 mb located near the
Ontario - Minnesota border.

At 6:30 p.m. EDT tonight quasi-stationary trough from low located
on a line northwest-southeast over Lake Huron.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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