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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 20 October 2026

Today Tonight and Wednesday.

Wind east 15 to 20 knots diminishing to east 10 this afternoon then increasing to south 15 near midnight. Wind veering to southwest 15 early Wednesday morning then diminishing to variable 10 Wednesday evening.

Waves

Issued 10:30 AM EDT 20 October 2026
Today Tonight and Wednesday. Waves 1 metre subsiding to 0.5 early this evening then building to 1 late overnight. Waves subsiding to 0.5 Wednesday evening.

Extended Forecast

Issued 03:00 AM EDT 20 October 2026
Thursday Wind light.
Friday Wind light becoming south 15 knots.
Saturday Wind south 15 knots increasing to south 20.

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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 10:30 AM EDT 20 October 2026 Today Tonight and Wednesday At 10:30 a.m. EDT today high 1034 mb located over northeastern
Ontario.
By 10:30 a.m. EDT Wednesday high 1030 mb located over southern
Quebec.

At 10:30 a.m. EDT today trough located on a line northeast-southwest
over Manitoba.
By 10:30 a.m. EDT Wednesday trough located on a line
northeast-southwest over northwestern Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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