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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 16 April 2026

Tonight and Friday.

Wind north 10 knots becoming light early Friday morning then becoming southeast 15 Friday evening.

Scattered showers with a risk of thunderstorms changing to periods of drizzle this evening and ending near noon Friday. Fog patches.

Waves

Issued 06:30 PM EDT 16 April 2026
Tonight and Friday. Waves 0.5 metres or less building to 0.5 to 1 Friday evening.

Extended Forecast

Issued 06:30 PM EDT 16 April 2026
Saturday Wind south 25 knots increasing to south 30 in the morning then becoming northwest 30 in the afternoon.
Sunday Wind northwest 20 knots increasing to northwest 25.
Monday Wind northwest 20 knots diminishing to light late in the day.

Ice Forecast*

Issued 12:00 PM EDT 16 April 2026 Today Tonight and Friday Ice free.

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

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

Ice Forecasts

Southern Lake Huron

Issued 12:00 PM EDT 16 April 2026 Today Tonight and Friday

Ice Coverage

Ice free.

Ice Forecasts

Northern Lake Michigan

Issued 12:00 PM EDT 16 April 2026 Today Tonight and Friday

Ice Coverage

Open water except 1 tenth thick lake ice north of and east of Beaver
Island. 7 tenths rotten thick lake ice in and near the Straits of
Mackinac.

Ice Forecasts

Southern Lake Michigan

Issued 12:00 PM EDT 16 April 2026 Today Tonight and Friday

Ice Coverage

Ice free.

Ice Forecasts

Green Bay

Issued 12:00 PM EDT 16 April 2026 Today Tonight and Friday

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 16 April 2026 Tonight and Friday At 6:30 p.m. EDT tonight trough located on a line
northeast-southwest over the St. Lawrence River.
By 6:30 p.m. EDT Friday trough located on a line northeast-southwest
over the East Coast of the U.S.

At 6:30 p.m. EDT tonight ridge located on a line east-west over
northern Manitoba.
By 6:30 p.m. EDT Friday ridge located on a line northeast-southwest
over southern Ontario.

At 6:30 p.m. EDT tonight low 996 mb located over eastern Wyoming.
By 6:30 p.m. EDT Friday low 998 mb located over western Wisconsin.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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