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Southern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 09 October 2024

Today Tonight and Thursday.

Strong wind warning in effect.

Wind northwest 20 knots veering to north 20 early this evening then diminishing to north 15 near midnight. Wind diminishing to northwest 10 Thursday morning then backing to west 10 Thursday evening.

Scattered showers ending this evening. Risk of waterspouts late this morning.

Waves

Issued 10:30 AM EDT 09 October 2024
Today Tonight and Thursday. Waves 1.5 metres subsiding to 0.5 to 1 late overnight and to 0.5 or less near noon Thursday.

Extended Forecast

Issued 03:00 AM EDT 09 October 2024
Friday Wind southwest 15 knots increasing to northwest 25 late in the day.
Saturday Wind north 25 knots diminishing to light.
Sunday Wind light increasing to northeast 20 knots late in the day.

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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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land station Land Station
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 09 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 9 October 2024 Today Tonight and Thursday At 10:30 a.m. EDT today trough located on a line northeast-southwest
over southern Quebec.
By 10:30 a.m. EDT Thursday departing trough located on a line
north-south over the Gulf of St. Lawrence.

At 10:30 a.m. EDT today ridge located on a line north-south over
northwestern Ontario.
By 10:30 a.m. EDT Thursday ridge located on a line north-south
over Lake Huron.

By 10:30 a.m. EDT Thursday approaching trough located on a line
northeast-southwest over southern Manitoba.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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