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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 10 May 2026

Tonight and Monday.

Wind northwest 15 knots diminishing to northwest 10 near noon Monday then backing to west 10 Monday evening.

Scattered showers this evening.

Waves

Issued 06:30 PM EDT 10 May 2026
Tonight and Monday. Waves 0.5 to 1 metre subsiding to 0.5 or less Monday afternoon.

Extended Forecast

Issued 06:30 PM EDT 10 May 2026
Tuesday Wind light increasing to southeast 20 knots in the afternoon and to southeast 25 late in the day.
Wednesday Wind southeast 20 knots diminishing to west 15.
Thursday Wind northwest 15 knots diminishing to light 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 Erie and Lake Ontario marine weather areas CFB Trenton Port Colborne - 45142 Hamilton Munro Int'l Airport Oshawa Executive Airport Port Stanley - 45132 Lake Nipissing - 45152 Point Petre Georgian Bay - 45137 Toronto City Centre Airport Lake Simcoe - 45151 South Georgian Bay - 45143 Prince Edward Point - 45135 Peterborough Municipal Airport South Lake Huron - 45149 Collingwood Lake St Clair - 45147 Grimsby - 45139 Goderich Lagoon City Kingston Airport Muskoka Airport Parry Sound Harbour Grenadier Island Lake Simcoe Regional Airport Wiarton Airport Brockville Western Islands Cove Island Great Duck Island North Channel - 45154 Sarnia Chris Hadfield Airport Gore Bay-Manitoulin Airport Tobermory Harrow AAFC Long Point North Bay Airport Port Weller St. Catharines / Niagara District Airport Greater Sudbury Airport Southeast Shoal Vineland Station Port Colborne Erieau Cobourg Sault Ste. Marie Airport Windsor Airport Welland-Pelham Killarney Ajax - 45159 Point Pelee Burlington Lift Bridge
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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 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

No watches or warnings in effect.

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 Erie and Lake Ontario Area

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Marine Weather for Canada

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