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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 12 April 2021

Today Tonight and Tuesday.

Wind east 20 knots diminishing to east 15 early this evening and to east 10 early Tuesday morning. Wind becoming light near noon Tuesday.

Showers. Fog patches.

Waves

Issued 10:30 AM EDT 12 April 2021
Today 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 03:00 AM EDT 12 April 2021
Wednesday Wind light.
Thursday Wind northeast 15 knots diminishing to light late in the day.
Friday Wind northeast 15 knots diminishing to light late in the day.

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 10:30 AM EDT 12 April 2021 Today Tonight and Tuesday At 10:30 a.m. EDT today low 1001 mb located over Duluth.
By 10:30 a.m. EDT Tuesday weakening low 1007 mb located near the
Ontario - Minnesota border.

At 10:30 a.m. EDT today 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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