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Northern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 13 January 2025

Today Tonight and Tuesday.

Wind south 15 knots increasing to southwest 25 early this morning then veering to west 25 near noon. Wind increasing to west 30 near midnight then diminishing to north 20 Tuesday afternoon.

Snow changing to flurries this evening. Visibility 1 mile or less in precipitation.

Freezing spray warning in effect.

Freezing spray beginning overnight and ending Tuesday afternoon. Risk of freezing spray Tuesday late in the day.

Waves

Issued 03:00 AM EST 13 January 2025
Today Tonight and Tuesday. Over open water waves 0.5 to 1 metre building to 1 to 1.5 this morning and to 2 this afternoon. Waves subsiding to 1.5 Tuesday afternoon.

Extended Forecast

Issued 03:00 AM EST 13 January 2025
Wednesday Wind north 15 knots diminishing to light in the afternoon then increasing to southwest 20 late in the day.
Thursday Wind southwest 25 knots veering to northwest 25.
Friday Wind northwest 20 knots backing to southwest 25.

Ice Forecast*

Issued 12:00 PM EST 12 January 2025 Today Tonight and Monday Open water except 7 tenths new lake ice including 3 tenths thin lake ice along parts of the shores. Consolidated medium 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 Huron 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 12 January 2025 Today Tonight and Monday

Ice Coverage

Open water except 7 tenths new lake ice including 3 tenths thin lake
ice along parts of the shores. Consolidated medium lake ice along
parts of the shores.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Georgian Bay

Issued 03:00 AM EST 13 January 2025

Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 13 January 2025 Today Tonight and Tuesday At 3:00 a.m. EST today low 1003 mb located over eastern Lake
Superior.
By 3:00 a.m. EST Tuesday low 1007 mb located over southern Quebec.

At 3:00 a.m. EST today ridge located on a line north-south over
Saskatchewan.
By 3:00 a.m. EST Tuesday approaching ridge located on a line
north-south over Manitoba.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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