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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 29 May 2023

Today Tonight and Tuesday.

Wind east 10 knots backing to northeast 10 this evening then becoming light late overnight. Wind becoming east 10 Tuesday afternoon.

Waves

Issued 10:30 AM EDT 29 May 2023
Today Tonight and Tuesday. Waves 0.5 metres or less.

Extended Forecast

Issued 03:00 AM EDT 29 May 2023
Wednesday Wind light.
Thursday Wind light.
Friday Wind light.

Ice Forecast*

Issued Forecasts available to mariners upon request.

*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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 

Ice Coverage

Forecasts available to mariners upon request.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 29 May 2023 Today Tonight and Tuesday At 10:30 a.m. EDT today ridge located on a line northeast-southwest
over northeastern Ontario.
By 10:30 a.m. EDT Tuesday ridge located on a line
northeast-southwest over southeastern Pennsylvania.

At 10:30 a.m. EDT today trough located on a line north-south over
western North Dakota.
By 10:30 a.m. EDT Tuesday trough located on a line north-south
over eastern Manitoba.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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