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Southern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 12 February 2026

Today Tonight and Friday.

Wind northwest 15 knots diminishing to variable 10 early this evening then increasing to southwest 15 Friday morning. Wind veering to northwest 15 Friday evening.

Scattered flurries ending early this morning. Snow Friday afternoon changing to scattered flurries. Visibility 1 mile or less in snow.

Waves

Issued 03:00 AM EST 12 February 2026
Today Tonight and Friday. Mainly ice covered.

Extended Forecast

Issued 03:00 AM EST 12 February 2026
Saturday Wind northwest 15 knots diminishing to light in the morning.
Sunday Wind light becoming southeast 15 knots.
Monday Wind southeast 15 knots diminishing to light.

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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 12 February 2026 Today Tonight and Friday At 3:00 a.m. EST today trough located on a line east-west over
Saskatchewan.
By 3:00 a.m. EST Friday low 1010 mb located south of Hudson Bay.

At 3:00 a.m. EST today high 1027 mb located on a line north-south
over Thunder Bay.
By 3:00 a.m. EST Friday high 1029 mb located on a line
northeast-southwest over Toronto.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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