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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 21 December 2024

Today Tonight and Sunday.

Wind north 25 knots diminishing to north 15 early this evening and to northeast 10 near midnight. Wind veering to east 10 early Sunday morning then increasing to south 15 near noon Sunday. Wind increasing to south 20 Sunday evening.

Flurries. Visibility 1 mile or less in flurries.

Risk of freezing spray this afternoon.

Waves

Issued 10:30 AM EST 21 December 2024
Today Tonight and Sunday. Waves 2 metres subsiding to 1.5 this afternoon and to 1 this evening. Waves subsiding to 0.5 or less late overnight then building to 1 Sunday afternoon.

Extended Forecast

Issued 03:00 AM EST 21 December 2024
Monday Wind southwest 20 knots backing to south 25 in the morning.
Tuesday Wind light.
Wednesday Wind light.

Ice Forecast*

Issued 12:00 PM EST 21 December 2024 Today Tonight and Sunday Open water except 7 tenths new lake ice including 3 tenths thin lake ice in Saginaw Bay. Consolidated thin lake ice along parts of the shores in Saginaw Bay.

*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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

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

Ice Forecasts

Southern Lake Huron

Issued 12:00 PM EST 21 December 2024 Today Tonight and Sunday

Ice Coverage

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

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EST 21 December 2024 Today Tonight and Sunday

Ice Coverage

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

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EST 21 December 2024 Today Tonight and Sunday

Ice Coverage

Ice free.

Ice Forecasts

Green Bay

Issued 12:00 PM EST 21 December 2024 Today Tonight and Sunday

Ice Coverage

Open water except 9 tenths thin lake ice in Bays de Noc and southern
Green Bay. Consolidated thin lake ice in northern Bays de Noc and
southern Green Bay.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 21 December 2024 Today Tonight and Sunday At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Lake Superior.
By 10:30 a.m. EST Sunday ridge located on a line northeast-southwest
over Lake Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

Marine Weather for Canada

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