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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 13 April 2026

Today Tonight and Tuesday.

Wind southwest 25 knots veering to west 20 near noon then to northwest 15 this afternoon. Wind diminishing to variable 10 this evening then increasing to east 15 overnight. Wind diminishing to variable 10 near noon Tuesday.

Showers this morning changing to drizzle and ending this evening. Showers beginning overnight with a risk of thunderstorms and changing to drizzle near noon Tuesday. Fog patches dissipating this evening. Fog patches reforming overnight.

Waves

Issued 03:00 AM EDT 13 April 2026
Today Tonight and Tuesday. Waves 2 metres subsiding to 0.5 to 1 this afternoon and to 0.5 or less Tuesday afternoon.

Extended Forecast

Issued 03:00 AM EDT 13 April 2026
Wednesday Wind light becoming south 15 knots in the morning then diminishing to light in the afternoon.
Thursday Wind light increasing to southwest 20 knots.
Friday Wind northwest 15 knots diminishing to light.

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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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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land station Land Station
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 3:00 AM EDT 13 April 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Lake Superior.
By 3:00 a.m. EDT Tuesday trough located on a line north-south over
eastern Quebec.

At 3:00 a.m. EDT today ridge located on a line northwest-southeast
over Saskatchewan.
By 3:00 a.m. EDT Tuesday ridge located on a line northwest-southeast
over northern Ontario.

At 3:00 a.m. EDT today low 1002 mb located over western Nebraska.
By 3:00 a.m. EDT Tuesday low 1002 mb located over Iowa.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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