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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 05 March 2026

Tonight and Friday.

Wind east 15 knots diminishing to east 10 near midnight then veering to southeast 10 early Friday morning. Wind increasing to southeast 15 near noon Friday then veering to south 20 Friday evening.

Periods of rain this evening. Periods of drizzle Friday afternoon changing to rain and fog patches with a risk of thunderstorms.

Waves

Issued 03:00 AM EST 06 March 2026
Today Tonight and Saturday. Over open water waves 0.5 metres or less building to 0.5 to 1 this evening and to 1 to 1.5 Saturday morning. Waves subsiding to 0.5 to 1 Saturday evening.

Extended Forecast

Issued 03:00 AM EST 06 March 2026
Sunday Wind northwest 25 knots backing to southwest 25 in the morning.
Monday Wind southwest 20 knots.
Tuesday Wind north 15 knots veering to northeast 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 3:00 AM EST 6 March 2026 Today Tonight and Saturday At 3:00 a.m. EST today departing ridge located on a line
northwest-southeast over central Quebec.

At 3:00 a.m. EST today trough located from Kansas to Lake of
the Woods.
By 3:00 a.m. EST Saturday trough located on a line
northeast-southwest over Lake Superior.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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