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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 16 July 2026

Today Tonight and Friday.

Wind northwest 15 knots diminishing to northwest 10 near noon then becoming light overnight. Wind becoming southeast 10 Friday afternoon.

Scattered showers Friday evening. Smoke. Visibility as low as 1 mile in smoke.

Waves

Issued 03:00 AM EDT 16 July 2026
Today Tonight and Friday. Waves 0.5 to 1 metre subsiding to 0.5 or less Friday morning.

Extended Forecast

Issued 03:00 AM EDT 16 July 2026
Saturday Wind southwest 15 knots veering to northwest 15 in the afternoon then increasing to northwest 20 late in the day.
Sunday Wind northwest 20 knots diminishing to light late in the day.
Monday Wind light becoming southwest 15 knots.

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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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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 16 July 2026 Today Tonight and Friday At 3:00 a.m. EDT today departing low 988 mb located over Labrador.

At 3:00 a.m. EDT today ridge located on a line northwest-southeast
over northwestern Ontario.
By 3:00 a.m. EDT Friday ridge located on a line north-south over
northern Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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