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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 15 March 2026

Tonight and Monday.

Gale warning in effect.

Wind southeast 25 knots increasing to southeast 35 this evening then diminishing to south 30 late overnight. Wind veering to southwest 30 Monday morning then increasing to southwest 35 Monday afternoon. Wind veering to west 35 Monday evening.

Showers with a risk of thunderstorms overnight and Monday morning changing to scattered flurries Monday afternoon. Visibility 1 mile or less in flurries.

Waves

Issued 06:30 PM EDT 15 March 2026
Tonight and Monday. Over open water waves 1.5 metres building to 2 to 3 near midnight then subsiding to 2 early Monday morning. Waves building to 2 to 3 Monday evening.

Extended Forecast

Issued 06:30 PM EDT 15 March 2026
Tuesday Wind northwest 30 knots diminishing to northwest 20 in the afternoon.
Wednesday Wind west 15 knots increasing to southwest 25.
Thursday Wind southwest 20 knots diminishing to light late in the day.

Ice Forecast*

Issued 12:00 PM EDT 15 March 2026 Today Tonight and Monday Open water except 3 tenths thick lake ice in southern Saginaw Bay. 8 tenths thick lake ice 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 15 March 2026 Today Tonight and Monday

Ice Coverage

Open water except 3 tenths thick lake ice in southern Saginaw Bay. 8
tenths thick lake ice 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 15 March 2026 Today Tonight and Monday

Ice Coverage

Open water except 5 tenths medium lake ice in Grand Traverse Bay. 7
tenths thick lake ice north of and east of Fox Islands. Consolidated
thick lake ice near the Straits of Mackinac and in Little Traverse
Bay.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EDT 15 March 2026 Today Tonight and Monday

Ice Coverage

Open water.

Ice Forecasts

Green Bay

Issued 12:00 PM EDT 15 March 2026 Today Tonight and Monday

Ice Coverage

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

Warnings

Warnings (In effect)

Gale warning in effect

Southern Lake Huron

Issued 6:30 PM EDT 15 March 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 EDT 16 March 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today low 988 mb located over southern Michigan.
By 3:00 a.m. EDT Tuesday low 979 mb located over eastern Quebec.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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