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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 20 July 2019

Today Tonight and Sunday.

Wind southwest 15 knots veering to west 15 this evening. Wind west 15 Sunday.

Risk of thunderstorms late this afternoon and tonight.

Waves

Issued 10:30 AM EDT 20 July 2019
Today Tonight and Sunday. Waves one half to one metre.

Extended Forecast

Issued 03:00 AM EDT 20 July 2019
Monday Wind light.
Tuesday Wind light.
Wednesday Wind light becoming southwest 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 19 May 2019 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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» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 19 May 2019

Ice Coverage

Forecasts available to mariners upon request.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 20 July 2019 Today Tonight and Sunday At 10:30 a.m. EDT today trough located on a line east-west over
northern Ontario.
By 10:30 a.m. EDT Sunday trough located on a line east-west over
central Ontario.

At 10:30 a.m. EDT today cold front located on a line
northeast-southwest over northern Lake Huron.
By 10:30 a.m. EDT Sunday cold front located on a line
northeast-southwest over New England.

At 10:30 a.m. EDT today ridge located from Tennessee to Maine.
By 10:30 a.m. EDT Sunday weakening ridge located from Tennessee
to Pennsylvania.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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