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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 21 June 2025

Tonight and Sunday.

Strong wind warning in effect.

Wind south 20 knots veering to southwest 20 this evening then diminishing to southwest 15 late overnight. Wind southwest 15 Sunday.

Waves

Issued 06:30 PM EDT 21 June 2025
Tonight and Sunday. Waves 1 to 1.5 metres subsiding to 0.5 to 1 early Sunday morning.

Extended Forecast

Issued 06:30 PM EDT 21 June 2025
Monday Wind southwest 15 knots.
Tuesday Wind light.
Wednesday Wind light.

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

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

Ice Forecasts

Lake Huron

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Southern Lake Huron

Issued 6:30 PM EDT 21 June 2025

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 21 June 2025 Tonight and Sunday At 6:30 p.m. EDT tonight departing low 1000 mb located near
James Bay.

At 6:30 p.m. EDT tonight low 996 mb located over South Dakota.
By 6:30 p.m. EDT Sunday low 996 mb located over western North
Dakota.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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