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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 18 April 2021

Tonight and Monday.

Wind west 10 knots backing to southwest 10 near midnight then increasing to southwest 15 Monday evening.

Waves

Issued 06:30 PM EDT 18 April 2021
Tonight and Monday. Waves one metre subsiding to one half metre or less this evening.

Extended Forecast

Issued 06:30 PM EDT 18 April 2021
Tuesday Wind west 15 knots increasing to west 20 in the morning then diminishing to light late in the day.
Wednesday Wind north 15 knots backing to west 20 late in the day.
Thursday Wind west 20 knots increasing to west 35 late in the day.

Ice Forecast*

Issued 12:00 PM EDT 18 April 2021 Today Tonight and Monday 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 18 April 2021 Today Tonight and Monday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 18 April 2021 Tonight and Monday At 6:30 p.m. EDT tonight dissipating trough located on a line
east-west over southern Quebec.

At 6:30 p.m. EDT tonight trough located on a line
northeast-southwest over Lake Nipigon.
By 6:30 p.m. EDT Monday low 1000 mb located south of James Bay.

At 6:30 p.m. EDT tonight ridge located on a line northwest-southeast
over northern Manitoba.
By 6:30 p.m. EDT Monday ridge located on a line northwest-southeast
over northern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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