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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 07 December 2019

Today Tonight and Sunday.

Wind northwest 15 knots diminishing to west 10 this afternoon then increasing to southwest 15 this evening. Wind backing to south 20 late overnight then increasing to south 25 Sunday morning.

Waves

Issued 10:30 AM EST 07 December 2019
Today Tonight and Sunday. Waves one half to one metre subsiding to one half metre or less early this evening then building to one and one half metres early Sunday morning. Waves building to 2 near noon Sunday.

Extended Forecast

Issued 03:00 AM EST 07 December 2019
Monday Wind south 20 knots.
Tuesday Wind west 30 knots.
Wednesday Wind west 25 knots.

Ice Forecast*

Issued 12:00 PM EST 6 December 2019 Today Tonight and Saturday Open water except 2 tenths new ice along parts of the shore and 8 tenths new lake ice including 2 tenths thin lake ice in the Bay Of Quinte.

*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 EST 6 December 2019 Today Tonight and Saturday

Ice Coverage

Open water except 2 tenths new ice along parts of the shore and 8
tenths new lake ice including 2 tenths thin lake ice in the Bay Of
Quinte.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 7 December 2019 Today Tonight and Sunday At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Georgian Bay.
By 10:30 a.m. EST Sunday ridge located on a line northeast-southwest
over Maine.

By 10:30 a.m. EST Sunday approaching cold front located on a line
northeast-southwest over Lake Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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