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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 05 December 2023

Today Tonight and Wednesday.

Wind light becoming northeast 10 knots early this evening then backing to north 10 near midnight. Wind backing to northwest 10 near noon Wednesday then to west 10 Wednesday evening.

Scattered flurries tonight.

Waves

Issued 10:30 AM EST 05 December 2023
Today Tonight and Wednesday. Waves 0.5 metres or less.

Extended Forecast

Issued 03:00 AM EST 05 December 2023
Thursday Wind southwest 15 knots increasing to southwest 20 in the morning.
Friday Wind light becoming south 15 knots.
Saturday Wind light becoming southeast 15 knots.

Ice Forecast*

Issued 12:00 PM EST 5 December 2023 Today Tonight and Wednesday 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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 5 December 2023 Today Tonight and Wednesday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 5 December 2023 Today Tonight and Wednesday At 10:30 a.m. EST today weakening low 1015 mb located over Lake
Superior.

At 10:30 a.m. EST today ridge located on a line northeast-southwest
over northern Ontario.
By 10:30 a.m. EST Wednesday ridge located on a line
northeast-southwest over northeastern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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