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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 01 April 2025

Today Tonight and Wednesday.

Wind north 15 knots veering to northeast 15 this afternoon then to east 15 this evening. Wind increasing to east 20 near midnight then veering to southeast 25 early Wednesday morning. Wind increasing to southeast 30 late Wednesday morning.

Snow Wednesday morning with a risk of freezing rain changing to showers or scattered thunderstorms.

Waves

Issued 10:30 AM EDT 01 April 2025
Today Tonight and Wednesday. Waves 1 metre building to 1 to 1.5 late overnight and to 2 Wednesday morning. Waves building to 3 Wednesday afternoon.

Extended Forecast

Issued 03:00 AM EDT 01 April 2025
Thursday Wind southeast 25 knots veering to southwest 20 in the morning then diminishing to north 15 late in the day.
Friday Wind north 15 knots diminishing to light.
Saturday Wind light becoming north 15 knots late in the day.

Ice Forecast*

Issued 12:00 PM EDT 31 March 2025 Today Tonight and Tuesday Open water except 2 tenths thick lake ice in the extreme northeastern section.

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

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

Ice Forecasts

Southern Lake Huron

Issued 12:00 PM EDT 31 March 2025 Today Tonight and Tuesday

Ice Coverage

Open water except 2 tenths thick lake ice in the extreme
northeastern section.

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EDT 31 March 2025 Today Tonight and Tuesday

Ice Coverage

Open water except 2 tenths thick lake ice east of Beaver Island.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EDT 31 March 2025 Today Tonight and Tuesday

Ice Coverage

Open water.

Ice Forecasts

Green Bay

Issued 12:00 PM EDT 31 March 2025 Today Tonight and Tuesday

Ice Coverage

Open water except consolidated thick lake ice in Bays de Noc.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 1 April 2025 Today Tonight and Wednesday At 10:30 a.m. EDT today ridge located on a line north-south over
Whitefish Bay.
By 10:30 a.m. EDT Wednesday ridge located on a line north-south
over central Quebec.

At 10:30 a.m. EDT today low 993 mb located over Colorado.
By 10:30 a.m. EDT Wednesday low 984 mb located over northwestern
Nebraska.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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