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Lake St. Clair

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 14 May 2026

Today Tonight and Friday.

Strong wind warning in effect.

Wind northwest 20 knots diminishing to north 15 this morning and to light this evening. Wind becoming south 10 Friday afternoon.

Scattered showers ending this morning.

Waves

Issued 03:00 AM EDT 14 May 2026
Today Tonight and Friday. Waves 0.5 to 1 metre subsiding to 0.5 or less near noon.

Extended Forecast

Issued 03:00 AM EDT 14 May 2026
Saturday Wind light becoming southwest 15 knots in the morning then diminishing to light late in the day.
Sunday Wind light.
Monday Wind light becoming south 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 13 May 2026 Today Tonight and Thursday 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 13 May 2026 Today Tonight and Thursday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Lake St. Clair

Issued 03:00 AM EDT 14 May 2026

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 14 May 2026 Today Tonight and Friday At 3:00 a.m. EDT today weakening low 1007 mb located over eastern
Ontario.

At 3:00 a.m. EDT today ridge located on a line north-south over
western Lake Superior.
By 3:00 a.m. EDT Friday ridge located on a line northeast-southwest
over Lake Huron.

At 3:00 a.m. EDT today low 991 mb located over eastern Alberta.
By 3:00 a.m. EDT Friday low 983 mb located over central Manitoba.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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