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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 11 May 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind northwest 15 knots diminishing to northwest 10 near noon then backing to west 10 early this evening. Wind backing to south 10 overnight then increasing to south 15 Tuesday morning. Wind increasing to south 20 Tuesday afternoon then backing to southeast 20 Tuesday evening.

Rain Tuesday late in the day.

Waves

Issued 03:00 AM EDT 11 May 2026
Today Tonight and Tuesday. Waves 0.5 to 1 metre subsiding to 0.5 or less this afternoon then building to 1 near noon Tuesday. Waves building to 1.5 Tuesday evening.

Extended Forecast

Issued 03:00 AM EDT 11 May 2026
Wednesday Wind southeast 20 knots diminishing to west 15 in the morning.
Thursday Wind northwest 15 knots diminishing to light late in the day.
Friday Wind light becoming southeast 15 knots late in the day.

Ice Forecast*

Issued 12:00 PM EDT 10 May 2026 Today Tonight and Monday 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 10 May 2026 Today Tonight and Monday

Ice Coverage

Ice free.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 10 May 2026 Today Tonight and Monday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northern Lake Huron

Issued 03:00 AM EDT 11 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 11 May 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today departing low 1001 mb located east of
James Bay.

At 3:00 a.m. EDT today high 1026 mb located over northwestern
Ontario.
By 3:00 a.m. EDT Tuesday high 1025 mb located near Lake Simcoe.

At 3:00 a.m. EDT today low 1002 mb located over Alberta.
By 3:00 a.m. EDT Tuesday low 1003 mb located over Minnesota.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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