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Northern Lake Huron

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 17 February 2026

Today Tonight and Wednesday.

Wind light increasing to east 15 knots this evening and to east 20 near midnight. Wind increasing to east 30 early Wednesday morning.

Snow beginning overnight with a risk of freezing rain changing to scattered flurries Wednesday evening. Fog patches dissipating this afternoon. Visibility 1 mile or less in fog patches and in snow.

Waves

Issued 10:30 AM EST 17 February 2026
Today Tonight and Wednesday. Over open water waves 0.5 metres or less building to 1 to 1.5 near midnight and to 2 early Wednesday morning. Waves subsiding to 1.5 Wednesday evening.

Extended Forecast

Issued 03:00 AM EST 17 February 2026
Thursday Wind east 25 knots.
Friday Wind east 30 knots diminishing to southwest 20 late in the day.
Saturday Wind southwest 15 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)

Ice pressure warning in effect

Northern Lake Huron

Issued 12:00 PM EST 17 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 10:30 AM EST 17 February 2026 Today Tonight and Wednesday At 10:30 a.m. EST today departing trough located on a line
northeast-southwest over eastern Ontario.

At 10:30 a.m. EST today ridge located on a line northwest-southeast
over northwestern Ontario.
By 10:30 a.m. EST Wednesday ridge located on a line
northwest-southeast over northeastern Ontario.

By 10:30 a.m. EST Wednesday approaching low 986 mb located over
southern Minnesota.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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