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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 07 March 2026

Tonight and Sunday.

Wind west 25 to 30 knots diminishing to southwest 15 early Sunday morning then increasing to southwest 25 to 30 late Sunday morning. Wind diminishing to southwest 20 Sunday afternoon.

Scattered showers and fog patches ending this evening. Scattered flurries Sunday afternoon changing to scattered showers.

Waves

Issued 06:30 PM EST 07 March 2026
Tonight and Sunday. Over open water waves 1 to 1.5 metres building to 1.5 to 2 this evening then subsiding to 1 to 1.5 early Sunday morning.

Extended Forecast

Issued 06:30 PM EST 07 March 2026
Monday Wind southwest 20 to 25 knots diminishing to light late in the day.
Tuesday Wind variable 15 knots increasing to northeast 25 late in the day.
Wednesday Wind northeast 25 knots backing to northwest 20 late in the day.

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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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buoy Buoy
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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 7 March 2026 Tonight and Sunday At 6:30 p.m. EST tonight trough located on a line
northeast-southwest over Georgian Bay.
By 6:30 p.m. EDT Sunday trough located on a line northeast-southwest
over Nova Scotia.

At 6:30 p.m. EST tonight ridge located from James Bay to Lake
Superior.
By 6:30 p.m. EDT Sunday ridge located from Quebec to Pennsylvania.

At 6:30 p.m. EST tonight low 988 mb located over northern Manitoba.
By 6:30 p.m. EDT Sunday low 984 mb located over James Bay.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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