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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 05 May 2021

Tonight and Thursday.

Wind northwest 15 knots diminishing to northwest 10 late overnight then backing to southwest 10 near noon Thursday. Wind increasing to southwest 15 Thursday afternoon then diminishing to light Thursday evening.

Waves

Issued 06:30 PM EDT 05 May 2021
Tonight and Thursday. Waves one half to one metre subsiding to one half metre early Thursday morning.

Extended Forecast

Issued 06:30 PM EDT 05 May 2021
Friday Wind light.
Saturday Wind light becoming northwest 15 knots late in the day.
Sunday Wind light becoming north 15 knots late in the day.

Ice Forecast*

Issued 12:00 PM EDT 5 May 2021 Today Tonight and Thursday 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 5 May 2021 Today Tonight and Thursday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 5 May 2021 Tonight and Thursday At 6:30 p.m. EDT tonight trough located on a line
northwest-southeast over Maine.
By 6:30 p.m. EDT Thursday trough located on a line
northwest-southeast over the Maritimes.

At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over Illinois.
By 6:30 p.m. EDT Thursday ridge located on a line north-south
over Ottawa.

At 6:30 p.m. EDT tonight trough located on a line
northeast-southwest over Arkansas.
By 6:30 p.m. EDT Thursday trough located on a line
northeast-southwest over Illinois.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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