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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 19 May 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind south 15 knots increasing to south 25 early this morning then veering to southwest 25 near noon. Wind veering to northwest 25 early this evening then diminishing to northwest 15 Wednesday evening.

Showers today and this evening with a risk of thunderstorms. Fog patches dissipating this evening.

Waves

Issued 03:00 AM EDT 19 May 2026
Today Tonight and Wednesday. Waves 1 metre building to 2 this morning then subsiding to 1 to 1.5 near noon Wednesday.

Extended Forecast

Issued 03:00 AM EDT 19 May 2026
Thursday Wind north 15 knots diminishing to light in the morning then becoming north 15 late in the day.
Friday Wind north 15 knots diminishing to light.
Saturday Wind east 15 knots increasing to east 20.

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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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Ice Conditions

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

Ice Forecasts

Lake Huron

Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Northern Lake Huron

Issued 03:00 AM EDT 19 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 19 May 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today low 1007 mb located over Wisconsin.
By 3:00 a.m. EDT Wednesday low 997 mb located over central Quebec.

At 3:00 a.m. EDT today cold front located from North Channel to
Iowa then to Oklahoma.
By 3:00 a.m. EDT Wednesday cold front located on a line
northeast-southwest over southern Ontario.

By 3:00 a.m. EDT Wednesday approaching ridge located on a line
north-south over northwestern Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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