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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 17 April 2021

Today Tonight and Sunday.

Wind southwest 10 knots veering to west 10 near midnight then backing to southwest 10 near noon Sunday.

Showers this afternoon and this evening.

Waves

Issued 10:30 AM EDT 17 April 2021
Today Tonight and Sunday. Waves one half metre or less.

Extended Forecast

Issued 03:00 AM EDT 17 April 2021
Monday Wind west 15 knots diminishing to light in the morning then increasing to southwest 20 late in the day.
Tuesday Wind southwest 20 knots veering to northwest 15.
Wednesday Wind northwest 25 knots backing to west 30 late in the day.

Ice Forecast*

Issued 12:00 PM EDT 16 April 2021 Today Tonight and Saturday 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 16 April 2021 Today Tonight and Saturday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 17 April 2021 Today Tonight and Sunday At 10:30 a.m. EDT today quasi-stationary trough located on a line
northwest-southeast over southern Quebec.

At 10:30 a.m. EDT today ridge located over Wyoming to Lake Nipigon.
By 10:30 a.m. EDT Sunday ridge located over Wyoming to Illinois.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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