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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 12 December 2025

Today Tonight and Saturday.

Wind northwest 15 to 20 knots backing to west 15 this morning then to southwest 15 early this evening. Wind increasing to southwest 20 near midnight and to west 30 near noon Saturday. Wind veering to northwest 25 Saturday evening.

Flurries. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray beginning near noon Saturday.

Waves

Issued 03:00 AM EST 12 December 2025
Today Tonight and Saturday. Waves 1 metre building to 1 to 1.5 near midnight and to 2 near noon Saturday.

Extended Forecast

Issued 03:00 AM EST 12 December 2025
Sunday Wind northwest 20 knots increasing to northwest 25 in the morning.
Monday Wind west 15 knots increasing to southwest 25 late in the day.
Tuesday Wind west 15 knots backing to south 20 late in the day.

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Map of Great Lakes - Lake Huron marine weather areas Cove Island Goderich Oshawa Executive Airport CFB Trenton Western Islands Wiarton Airport Point Petre Lake Simcoe Regional Airport Parry Sound Harbour Toronto City Centre Airport Muskoka Airport Lagoon City Brockville Hamilton Munro Int'l Airport Sarnia Chris Hadfield Airport Tobermory Cobourg Harrow AAFC Long Point Port Weller Burlington Lift Bridge St. Catharines / Niagara District Airport Southeast Shoal Point Pelee Vineland Station Welland-Pelham Erieau Windsor Airport Port Colborne Killarney South Georgian Bay - 45143 Grimsby - 45139 Georgian Bay - 45137 Prince Edward Point - 45135 Port Stanley - 45132 Lake St Clair - 45147 South Lake Huron - 45149 Sault Ste. Marie Airport Lake Simcoe - 45151 Collingwood Greater Sudbury Airport North Bay Airport Kingston Airport Peterborough Municipal Airport Grenadier Island Port Colborne - 45142 Great Duck Island Ajax - 45159 Gore Bay-Manitoulin Airport North Channel - 45154 Lake Nipissing - 45152
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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 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)

Freezing spray warning in effect

Northern Lake Huron

Issued 03:00 AM EST 12 December 2025

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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 12 December 2025 Today Tonight and Saturday At 3:00 a.m. EST today departing low 980 mb located over
northeastern Quebec.

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

At 3:00 a.m. EST today trough located on a line north-south over
the Ontario - Manitoba border.
By 3:00 a.m. EST Saturday trough located on a line north-south
over Lake Huron.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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