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Lake St. Clair

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 15 April 2026

Today Tonight and Thursday.

Wind southwest 15 knots diminishing to southwest 10 near midnight then increasing to southwest 15 near noon Thursday. Wind diminishing to southwest 10 Thursday evening.

Scattered showers and fog patches with a risk of thunderstorms this morning and tonight and Thursday.

Waves

Issued 03:00 AM EDT 15 April 2026
Today Tonight and Thursday. Waves 0.5 metres.

Extended Forecast

Issued 03:00 AM EDT 15 April 2026
Friday Wind light.
Saturday Wind south 20 knots veering to west 20 late in the day.
Sunday Wind northwest 20 knots.

Ice Forecast*

Issued 12:00 PM EDT 14 April 2026 Today Tonight and Wednesday Ice free.

*Ice Forecast and Warnings also apply to U.S. waters

 

[ Canadian Ice Service ]

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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

Issued 12:00 PM EDT 14 April 2026 Today Tonight and Wednesday

Ice Coverage

Ice free.

Warnings

Warnings (Ended)

Squall warning ended

Lake St. Clair

Issued 03:04 AM EDT 15 April 2026
Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 15 April 2026 Today Tonight and Thursday At 3:00 a.m. EDT today departing high 1025 mb located over
northeastern Quebec.

At 3:00 a.m. EDT today quasi-stationary trough located on a line
east-west over Lower Michigan.

By 3:00 a.m. EDT Thursday low 1005 mb located over northwestern
Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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