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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:55 AM EDT 14 March 2026

Today Tonight and Sunday.

Wind northwest 30 knots diminishing to northwest 15 this morning and to light this afternoon. Wind becoming east 10 this evening then increasing to east 25 Sunday morning. Wind veering to southeast 25 near noon Sunday then to south 30 Sunday evening.

Scattered flurries this morning. Snow Sunday morning and afternoon with a risk of freezing rain changing to showers. Visibility 1 mile or less in snow.

Waves

Issued 03:00 AM EDT 14 March 2026
Today Tonight and Sunday. Over open water waves 3 to 5 metres subsiding to 2 early this morning and to 0.5 to 1 near noon. Waves subsiding to 0.5 or less early this evening then building to 1.5 Sunday morning and to 2 to 3 Sunday evening.

Extended Forecast

Issued 03:00 AM EDT 14 March 2026
Monday Wind south 35 knots diminishing to southwest 25 in the afternoon then increasing to southwest 35 late in the day.
Tuesday Wind northwest 35 knots diminishing to northwest 20 late in the day.
Wednesday Wind west 15 knots increasing to south 25.

Ice Forecast*

Issued 12:00 PM EDT 13 March 2026 Today Tonight and Saturday 1 tenth thick lake ice except 5 tenths thick lake ice in southern Saginaw Bay and along parts of the eastern shore. Consolidated thick lake ice along parts of the northeastern shore.

*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 Wiarton Airport Western Islands Cove Island Goderich Lake Simcoe Regional Airport Vineland Station Parry Sound Harbour Sarnia Chris Hadfield Airport Tobermory Muskoka Airport Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Lagoon City Southeast Shoal Burlington Lift Bridge Welland-Pelham Windsor Airport Port Colborne Erieau Peterborough Municipal Airport CFB Trenton Toronto City Centre Airport Point Petre Oshawa Executive Airport Hamilton Munro Int'l Airport Point Pelee Cobourg Port Colborne - 45142 North Channel - 45154 Ajax - 45159 Lake Nipissing - 45152 Sault Ste. Marie Airport Killarney Lake Simcoe - 45151 Greater Sudbury Airport South Lake Huron - 45149 Lake St Clair - 45147 North Bay Airport South Georgian Bay - 45143 Gore Bay-Manitoulin Airport Grimsby - 45139 Georgian Bay - 45137 Great Duck Island Collingwood Kingston Airport Grenadier Island Brockville Prince Edward Point - 45135 Port Stanley - 45132
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Ice Conditions

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

Ice Forecasts

Southern Lake Huron

Issued 12:00 PM EDT 13 March 2026 Today Tonight and Saturday

Ice Coverage

1 tenth thick lake ice except 5 tenths thick lake ice in southern
Saginaw Bay and along parts of the eastern shore. Consolidated thick
lake ice along parts of the northeastern shore.

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EDT 13 March 2026 Today Tonight and Saturday

Ice Coverage

Open water except 8 tenths medium lake ice in Grand Traverse Bay. 2
tenths thick lake ice north of and east of Fox Islands. Consolidated
thick lake ice in the Straits of Mackinac and in Little Traverse
Bay.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EDT 13 March 2026 Today Tonight and Saturday

Ice Coverage

Open water.

Ice Forecasts

Green Bay

Issued 12:00 PM EDT 13 March 2026 Today Tonight and Saturday

Ice Coverage

2 tenths thick lake ice. Consolidated thick lake ice in Bays de Noc
and southern Green Bay.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 14 March 2026 Today Tonight and Sunday At 3:00 a.m. EDT today low 997 mb located east of Georgian Bay.
By 3:00 a.m. EDT Sunday departing low 999 mb located northeast of
the Gulf of St. Lawrence.

At 3:00 a.m. EDT today ridge located on a line northwest-southeast
over the Ontario - Manitoba border.
By 3:00 a.m. EDT Sunday ridge located on a line northwest-southeast
over eastern Ontario.

By 3:00 a.m. EDT Sunday approaching warm front located from South
Dakota to Michigan.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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