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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 03 April 2025

Today Tonight and Friday.

Wind southwest 25 knots veering to west 20 near noon then diminishing to west 15 early this evening. Wind diminishing to northwest 10 near midnight then becoming light Friday morning. Wind becoming northeast 15 Friday evening.

Waves

Issued 10:30 AM EDT 03 April 2025
Today Tonight and Friday. Waves 2 metres subsiding to 1.5 this afternoon and to 1 this evening. Waves subsiding to 0.5 or less late overnight then building to 0.5 to 1 Friday evening.

Extended Forecast

Issued 03:00 AM EDT 03 April 2025
Saturday Wind east 15 knots becoming northwest 15 in the afternoon then increasing to northwest 20 late in the day.
Sunday Wind northwest 20 knots.
Monday Wind northwest 15 knots increasing to northwest 30 late in the day.

Ice Forecast*

Issued 12:00 PM EDT 3 April 2025 Today Tonight and Friday Open water except 1 tenth thick lake ice along parts of the shores.

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

    

[ Canadian Ice Service ]

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Map of Great Lakes - Lake Erie and Lake Ontario 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
Legend:
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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 3 April 2025 Today Tonight and Friday

Ice Coverage

Open water except 1 tenth thick lake ice along parts of the shores.

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EDT 3 April 2025 Today Tonight and Friday

Ice Coverage

Open water except 1 tenth thick lake ice in the vicinity of Beaver
Island and in the Straits of Mackinac.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EDT 3 April 2025 Today Tonight and Friday

Ice Coverage

Ice free.

Ice Forecasts

Green Bay

Issued 12:00 PM EDT 3 April 2025 Today Tonight and Friday

Ice Coverage

Open water except 1 tenth thick lake ice east of Chambers Island.
Consolidated thick lake ice in northern Bays de Noc.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 3 April 2025 Today Tonight and Friday At 10:30 a.m. EDT today low 993 mb located over northeastern
Ontario.
By 10:30 a.m. EDT Friday departing low 1005 mb located over the
Gulf of St. Lawrence.

At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over Iowa.
By 10:30 a.m. EDT Friday high 1029 mb located over Lake Huron.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

Marine Weather for Canada

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