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Northern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 19 January 2025

Today Tonight and Monday.

Wind north 15 knots veering to northeast 15 early this morning then increasing to northeast 20 Monday evening.

Scattered flurries.

Waves

Issued 03:00 AM EST 19 January 2025
Today Tonight and Monday. Waves 0.5 to 1 metre.

Extended Forecast

Issued 03:00 AM EST 19 January 2025
Tuesday Wind northeast 20 knots increasing to southwest 25 late in the day.
Wednesday Wind southwest 25 knots increasing to southwest 30 late in the day.
Thursday Wind southwest 30 knots diminishing to southwest 20.

Ice Forecast*

Issued 12:00 PM EST 18 January 2025 Today Tonight and Sunday Open water except 9 tenths thin lake ice along parts of the southeastern shores. Consolidated thin lake ice including 2 tenths medium lake ice along parts of the shores and in Severn Sound.

*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 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 18 January 2025 Today Tonight and Sunday

Ice Coverage

Open water except 9 tenths thin lake ice along parts of the
southeastern shores. Consolidated thin lake ice including 2 tenths
medium lake ice along parts of the shores and in Severn Sound.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 19 January 2025 Today Tonight and Monday At 3:00 a.m. EST today quasi-stationary ridge located on a line
east-west over northeastern Ontario.

At 3:00 a.m. EST today trough located over Duluth to Lake Huron.
By 3:00 a.m. EST Monday trough located over Duluth to Buffalo.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

Marine Weather for Canada

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