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Northern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 11 February 2026

Today Tonight and Thursday.

Wind northwest 20 knots diminishing to northwest 15 this afternoon then veering to north 15 near midnight. Wind diminishing to north 10 Thursday morning then becoming light Thursday afternoon.

Scattered flurries ending this afternoon.

Waves

Issued 03:00 AM EST 11 February 2026
Today Tonight and Thursday. Mainly ice covered.

Extended Forecast

Issued 03:00 AM EST 11 February 2026
Friday Wind light increasing to southwest 20 knots in the afternoon.
Saturday Wind northwest 15 knots diminishing to light.
Sunday Wind southeast 15 knots diminishing to light late in the day.

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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

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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 11 February 2026 Today Tonight and Thursday At 3:00 a.m. EST today low 1001 mb located over southern Quebec.
By 3:00 a.m. EST Thursday departing low 983 mb located east of
Nova Scotia.

At 3:00 a.m. EST today ridge located on a line north-south over
Lake of the Woods.
By 3:00 a.m. EST Thursday ridge located on a line north-south over
Thunder Bay.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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