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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 08 August 2026

Today Tonight and Sunday.

Wind south 15 to 20 knots becoming southwest 15 early this morning then veering to west 15 near noon. Wind diminishing to northwest 10 early this evening then backing to southwest 10 Sunday morning. Wind increasing to south 15 Sunday afternoon.

Scattered showers ending this evening with a risk of thunderstorms.

Waves

Issued 03:00 AM EDT 08 August 2026
Today Tonight and Sunday. Waves 0.5 to 1 metre subsiding to 0.5 or less this evening then building to 0.5 to 1 Sunday evening.

Extended Forecast

Issued 03:00 AM EDT 08 August 2026
Monday Wind southwest 15 knots veering to northwest 15 in the afternoon.
Tuesday Wind light.
Wednesday Wind light.

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Map of Great Lakes - Lake Huron marine weather areas Erieau CFB Trenton Muskoka Airport Parry Sound Harbour Toronto City Centre Airport Lake Simcoe Regional Airport Wiarton Airport Point Petre Lagoon City Western Islands Cobourg Port Colborne Windsor Airport Point Pelee Welland-Pelham Vineland Station Burlington Lift Bridge Southeast Shoal St. Catharines / Niagara District Airport Goderich Port Weller Long Point Harrow AAFC Hamilton Munro Int'l Airport Tobermory Sarnia Chris Hadfield Airport Oshawa Executive Airport Collingwood 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 Peterborough Municipal Airport Brockville Grenadier Island Kingston Airport
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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 17 May 2026 Forecasts have ended for the season.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 8 August 2026 Today Tonight and Sunday At 3:00 a.m. EDT today quasi-stationary high 1023 mb located over
the East Coast of the U.S.

At 3:00 a.m. EDT today cold front located on a line
northeast-southwest over Whitefish Bay.
By 3:00 a.m. EDT Sunday cold front located on a line north-south
over Montréal.

At 3:00 a.m. EDT today ridge from high located on a line
northwest-southeast over southern Minnesota.
By 3:00 a.m. EDT Sunday ridge from high located on a line
north-south over Lake Huron.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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