Georgian Bay


Marine Forecast

Issued 10:30 AM EST 09 December 2016

Today Tonight and Saturday

Wind north 20 knots diminishing to northwest 10 this afternoon then veering to north 10 near midnight. Wind increasing to southeast 15 early Saturday morning then veering to southwest 20 near noon Saturday. Wind diminishing to north 15 Saturday evening.

Flurries at times heavy changing to a few flurries near midnight. Visibility 1 mile or less in flurries.


Issued 10:30 AM EST 09 December 2016
Today Tonight and Saturday Waves one metre subsiding to one half metre late this afternoon then building to one Saturday morning.

Extended Forecast

Issued 03:00 AM EST 09 December 2016
Sunday Wind light becoming southwest 15 knots in the afternoon.
Monday Wind southeast 15 knots backing to northeast 15.
Tuesday Wind light increasing to west 20 knots.

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Map of Great Lakes - Lake Huron marine weather areas N Huron - 45003 W Erie - 45005 S Huron - 45008 Lake Ontario - 45012 Port Stanley - 45132 Prince Edward Point - 45135 Georgian Bay - 45137 Grimsby - 45139 Port Colborne - 45142 South Georgian Bay - 45143 Lake St Clair - 45147 South Lake Huron - 45149 Lake Simcoe - 45151 Lake Nipissing - 45152 North Channel - 45154 Ajax - 45159 Sault Ste. Marie Airport Greater Sudbury Airport North Bay Airport Gore Bay-Manitoulin Airport Great Duck Island Brockville Grenadier Island Kingston Airport Collingwood Lagoon City Muskoka Airport Parry Sound Harbour Lake Simcoe Regional Airport Wiarton Airport Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Municipal Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Ice Conditions

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Issued 12:00 PM EDT 7 May 2016 Forecasts have ended for the season.

No watches or warnings in effect.


Technical Marine Synopsis

Issued 10:30 AM EST 9 December 2016 Today Tonight and Saturday At 10:30 a.m. EST today quasi-stationary trough located on a line
northwest-southeast over Lake Huron.

At 10:30 a.m. EST today quasi-stationary ridge located on a line
northwest-southeast over Saskatchewan.

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