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Northern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 05:00 AM EST 09 December 2024

Today Tonight and Tuesday.

Wind east 20 knots increasing to southeast 30 this morning then diminishing to southwest 15 this evening. Wind diminishing to variable 10 near noon Tuesday then becoming north 10 Tuesday evening.

Periods of snow changing to scattered showers this afternoon and ending near midnight. Showers or scattered flurries Tuesday evening.

Waves

Issued 03:00 AM EST 09 December 2024
Today Tonight and Tuesday. Waves 1 metre building to 2 this morning then subsiding to 1 to 1.5 early this evening. Waves subsiding to 0.5 to 1 near midnight and to 0.5 or less Tuesday afternoon.

Extended Forecast

Issued 03:00 AM EST 09 December 2024
Wednesday Wind north 15 knots increasing to north 20 in the afternoon.
Thursday Wind northwest 20 knots increasing to northwest 25.
Friday Wind west 20 knots.

Ice Forecast*

Issued 12:00 PM EST 8 December 2024 Today Tonight and Monday Open water except 2 tenths new lake ice along parts of the shores.

*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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 8 December 2024 Today Tonight and Monday

Ice Coverage

Open water except 2 tenths new lake ice along parts of the shores.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 9 December 2024 Today Tonight and Tuesday At 3:00 a.m. EST today ridge located on a line northwest-southeast
over northeastern Ontario.
By 3:00 a.m. EST Tuesday ridge located on a line northwest-southeast
over northern Quebec.

At 3:00 a.m. EST today low 1000 mb located over Wisconsin.
By 3:00 a.m. EST Tuesday low 1005 mb located over northeastern
Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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