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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 12 April 2026

Tonight and Monday.

Wind south 25 knots veering to southwest 25 this evening then to west 20 near noon Monday. Wind veering to northwest 15 Monday afternoon.

Showers with a risk of thunderstorms changing to drizzle this evening then to showers overnight. Drizzle Monday morning and afternoon. Fog patches dissipating Monday evening.

Waves

Issued 06:30 PM EDT 12 April 2026
Tonight and Monday. Waves 1.5 metres building to 2 near midnight then subsiding to 1 to 1.5 near noon Monday. Waves subsiding to 0.5 to 1 Monday evening.

Extended Forecast

Issued 06:30 PM EDT 12 April 2026
Tuesday Wind east 15 knots becoming southwest 15 in the afternoon then diminishing to light late in the day.
Wednesday Wind east 15 knots diminishing to light.
Thursday Wind light increasing to southwest 20 knots.

Ice Forecast*

Issued 12:00 PM EDT 12 April 2026 Today Tonight and Monday Open water except 1 tenth thick lake ice in the northwestern section. Consolidated rotten thick lake ice along parts of the 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

Northern Lake Huron

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

Ice Coverage

Open water except 1 tenth thick lake ice in the northwestern
section. Consolidated rotten thick lake ice along parts of the
shore.

Ice Forecasts

Northern Lake Michigan

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

Ice Coverage

Open water except 2 tenths thick lake ice north of Fox Islands.
Consolidated rotten thick lake ice in and near the Straits of
Mackinac.

Ice Forecasts

Southern Lake Michigan

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

Ice Coverage

Ice free.

Ice Forecasts

Green Bay

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

Ice Coverage

1 tenth thick lake ice. 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 12 April 2026 Tonight and Monday At 6:30 p.m. EDT tonight low 995 mb located over northwestern
Ontario.
By 6:30 p.m. EDT Monday trough from 972 mb low located on a line
northeast-southwest over southern Ontario.

By 6:30 p.m. EDT Monday building ridge located over northern
Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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