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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 19 April 2026

Tonight and Monday.

Wind northwest 25 knots diminishing to north 15 late overnight and to northwest 10 Monday morning. Wind backing to west 10 Monday afternoon then increasing to south 15 Monday evening.

Scattered flurries ending Monday morning.

Waves

Issued 06:30 PM EDT 19 April 2026
Tonight and Monday. Waves 2 metres subsiding to 1 to 1.5 late overnight and to 0.5 to 1 early Monday morning. Waves subsiding to 0.5 or less near noon Monday.

Extended Forecast

Issued 06:30 PM EDT 19 April 2026
Tuesday Wind south 15 knots increasing to south 25 in the morning then diminishing to light late in the day.
Wednesday Wind light.
Thursday Wind light becoming southeast 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 19 April 2026 Today Tonight and Monday Open water except 1 tenth thick lake ice in strips and patches near the Straits of Mackinac and near North Channel. Consolidated rotten thick lake ice along parts of the northwestern shore.

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

    

[ Canadian Ice Service ]

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Weather Conditions

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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

Northern Lake Huron

Issued 12:00 PM EDT 19 April 2026 Today Tonight and Monday

Ice Coverage

Open water except 1 tenth thick lake ice in strips and patches near
the Straits of Mackinac and near North Channel. Consolidated rotten
thick lake ice along parts of the northwestern shore.

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EDT 19 April 2026 Today Tonight and Monday

Ice Coverage

Open water except 2 tenths thick lake ice in Little Traverse Bay.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EDT 19 April 2026 Today Tonight and Monday

Ice Coverage

Ice free.

Ice Forecasts

Green Bay

Issued 12:00 PM EDT 19 April 2026 Today Tonight and Monday

Ice Coverage

Open water. Consolidated rotten thick lake ice in Bays de Noc.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 19 April 2026 Tonight and Monday At 6:30 p.m. EDT tonight departing low 990 mb located over eastern
Hudson Bay.

At 6:30 p.m. EDT tonight high 1029 mb located over northeastern
North Dakota.
By 6:30 p.m. EDT Monday high 1030 mb located south of Lake Erie.

At 6:30 p.m. EDT tonight low 995 mb located over the southern
Northwest Territories.
By 6:30 p.m. EDT Monday low 991 mb located over northeastern
Manitoba.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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