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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 19 September 2021

Today Tonight and Monday.

Wind north 10 knots veering to northeast 10 early this morning then to east 10 near noon. Wind veering to southeast 10 this evening then increasing to east 15 Monday afternoon. Wind veering to south 15 Monday evening.

Waves

Issued 03:00 AM EDT 19 September 2021
Today Tonight and Monday. Waves one half metre or less building to one half to one metre Monday evening.

Extended Forecast

Issued 03:00 AM EDT 19 September 2021
Tuesday Wind south 20 knots.
Wednesday Wind south 20 knots becoming north 20 late in the day.
Thursday Wind north 25 knots veering to east 25.

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Map of Great Lakes - Lake Huron 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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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 3:00 AM EDT 19 September 2021 Today Tonight and Monday At 3:00 a.m. EDT today ridge located on a line northeast-southwest
over Lake Nipissing.
By 3:00 a.m. EDT Monday ridge located over eastern Quebec.

At 3:00 a.m. EDT today trough located on a line north-south over
eastern Saskatchewan.
By 3:00 a.m. EDT Monday trough located on a line northeast-southwest
over northwestern Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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