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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 09 May 2026

Tonight and Sunday.

Strong wind warning in effect.

Wind southwest 20 knots veering to northwest 20 this evening then diminishing to northwest 15 late overnight. Wind diminishing to west 10 Sunday morning then becoming variable 10 Sunday afternoon.

Scattered showers this evening with a risk of thunderstorms.

Waves

Issued 06:30 PM EDT 09 May 2026
Tonight and Sunday. Waves 1 to 1.5 metres subsiding to 0.5 to 1 early Sunday morning and to 0.5 or less near noon Sunday.

Extended Forecast

Issued 06:30 PM EDT 09 May 2026
Monday Wind northwest 15 knots diminishing to light in the morning.
Tuesday Wind light increasing to southeast 20 knots late in the day.
Wednesday Wind east 15 knots backing to north 20 late in the day.

Ice Forecast*

Issued 12:00 PM EDT 9 May 2026 Today Tonight and Sunday 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
Legend:
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 9 May 2026 Today Tonight and Sunday

Ice Coverage

Ice free.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 9 May 2026 Today Tonight and Sunday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Southern Lake Huron

Issued 9:42 PM EDT 09 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 6:30 PM EDT 9 May 2026 Tonight and Sunday At 6:30 p.m. EDT tonight trough from 998 mb low located on a line
north-south over northeastern Ontario.
By 6:30 p.m. EDT Sunday low 999 mb located over central Quebec.

At 6:30 p.m. EDT tonight ridge located on a line north-south
over Saskatchewan.
By 6:30 p.m. EDT Sunday ridge located on a line north-south over
the Ontario - Manitoba border.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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