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Southern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 15 October 2024

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind north 20 knots increasing to north 30 this afternoon then diminishing to north 20 early Wednesday morning. Wind diminishing to north 15 near noon Wednesday and to northwest 10 Wednesday afternoon.

Scattered showers this afternoon tonight and Wednesday morning.

Waves

Issued 10:30 AM EDT 15 October 2024
Today Tonight and Wednesday. Waves 1.5 metres building to 2 to 3 early this evening then subsiding to 1 to 1.5 Wednesday morning. Waves subsiding to 0.5 to 1 Wednesday evening.

Extended Forecast

Issued 03:00 AM EDT 15 October 2024
Thursday Wind light becoming southwest 15 knots in the afternoon.
Friday Wind southwest 15 knots.
Saturday Wind southwest 15 knots diminishing to light.

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Map of Great Lakes - Lake Erie and Lake Ontario 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 27 April 2024 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Southern Georgian Bay

Issued 10:30 AM EDT 15 October 2024

'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 10:30 AM EDT 15 October 2024 Today Tonight and Wednesday At 10:30 a.m. EDT today splitting low 993 mb located over the Gulf
of St. Lawrence.
By 10:30 a.m. EDT Wednesday low 993 mb located over the Gulf of
St. Lawrence.
By 10:30 a.m. EDT Wednesday low 990 mb located east of Labrador.

At 10:30 a.m. EDT today ridge from 1036 mb high located over
northwestern Ontario.
By 10:30 a.m. EDT Wednesday ridge located on a line
northeast-southwest over northeastern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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