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Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 20 September 2021

Tonight and Tuesday.

Strong wind warning in effect.

Wind southeast 20 knots veering to south 20 near midnight then increasing to south 25 Tuesday morning. Wind veering to southwest 20 Tuesday afternoon then to west 20 Tuesday evening.

Showers or scattered thunderstorms tonight and Tuesday. Risk of thunderstorms tonight and Tuesday morning.

Waves

Issued 06:30 PM EDT 20 September 2021
Tonight and Tuesday. Waves one half to one metre building to one and one half metres near noon Tuesday then subsiding to one Tuesday evening.

Extended Forecast

Issued 06:30 PM EDT 20 September 2021
Wednesday Wind northwest 20 knots veering to northeast 25 late in the day.
Thursday Wind northeast 25 knots diminishing to south 15 late in the day.
Friday Wind southwest 15 knots backing to south 20.

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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 Killarney 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 Western Islands Cove Island Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Long Point Port Weller St. Catharines / Niagara District Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Port Colborne Erieau Point Pelee Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 9 May 2021 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Georgian Bay

Issued 6:30 PM EDT 20 September 2021

'Strong' winds of 20 to 33 knots are 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 6:30 PM EDT 20 September 2021 Tonight and Tuesday At 6:30 p.m. EDT tonight trough located west of Lake Nipigon.
By 6:30 p.m. EDT Tuesday trough located on a line
northeast-southwest over Georgian Bay.

At 6:30 p.m. EDT tonight departing ridge located on a line
northeast-southwest over the Maritimes.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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