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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 14 June 2021

Tonight and Tuesday.

Wind west 10 knots veering to northwest 10 this evening then increasing to north 15 Tuesday afternoon.

Scattered thunderstorms or scattered showers becoming scattered showers early Tuesday morning and ending near noon Tuesday.

Waves

Issued 06:30 PM EDT 14 June 2021
Tonight and Tuesday. Waves one half metre or less building to one half to one metre Tuesday evening.

Extended Forecast

Issued 06:30 PM EDT 14 June 2021
Wednesday Wind north 15 knots backing to west 15 in the morning.
Thursday Wind light becoming southwest 15 knots.
Friday Wind southwest 15 knots increasing to southwest 20.

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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 9 May 2021 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 14 June 2021 Tonight and Tuesday At 6:30 p.m. EDT tonight trough located on a line
northeast-southwest over Lake Ontario.
By 6:30 p.m. EDT Tuesday trough located on a line
northeast-southwest over Maine.

At 6:30 p.m. EDT tonight ridge located on a line north-south over
the Ontario - Manitoba border.
By 6:30 p.m. EDT Tuesday ridge located on a line north-south over
northern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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