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Southern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 07 February 2026

Today Tonight and Sunday.

Gale warning in effect.

Wind northwest 35 knots diminishing to northwest 30 this morning and to northwest 20 this afternoon. Wind diminishing to northwest 15 this evening and to variable 10 overnight. Wind becoming light near noon Sunday.

Scattered flurries ending near noon Sunday. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray ending late this afternoon. Risk of freezing spray early this evening.

Waves

Issued 03:00 AM EST 07 February 2026
Today Tonight and Sunday. Over open water waves 3 to 4 metres subsiding to 2 to 3 this morning and to 1.5 early this evening. Waves subsiding to 1 near midnight and to 0.5 or less Sunday morning.

Extended Forecast

Issued 03:00 AM EST 07 February 2026
Monday Wind light increasing to south 20 knots late in the day.
Tuesday Wind south 20 knots becoming northwest 20.
Wednesday Wind northwest 20 knots.

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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 16 May 2025 Forecasts have ended for the season.

Ice Forecasts

Lake Michigan

Issued 12:00 PM EDT 16 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Gale warning in effect

Southern Lake Huron

Issued 06:34 AM EST 07 February 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Freezing spray warning in effect

Southern Lake Huron

Issued 06:34 AM EST 07 February 2026

Moderate or severe freezing spray is 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.

Ice pressure warning in effect

Southern Lake Huron

Issued 12:00 PM EST 06 February 2026

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 7 February 2026 Today Tonight and Sunday At 3:00 a.m. EST today departing trough located on a line
north-south over central Ontario.

At 3:00 a.m. EST today ridge located on a line north-south over
northwestern Ontario.
By 3:00 a.m. EST Sunday ridge located on a line north-south over
northern Ontario.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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