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Southern Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 18 April 2021

Today Tonight and Monday.

Wind west 10 knots becoming light near noon then becoming southwest 10 this evening. Wind backing to south 10 early Monday morning then increasing to west 15 Monday evening.

Showers Monday evening.

Waves

Issued 10:30 AM EDT 18 April 2021
Today Tonight and Monday. Waves one half metre or less building to one half to one metre Monday evening.

Extended Forecast

Issued 03:00 AM EDT 18 April 2021
Tuesday Wind west 25 knots diminishing to northwest 15 in the afternoon then veering to northeast 15 late in the day.
Wednesday Wind northeast 20 knots.
Thursday Wind northwest 20 knots backing to west 25.

Ice Forecast*

Issued 12:00 PM EDT 18 April 2021 Today Tonight and Monday Open water.

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

 

[ Canadian Ice Service ]

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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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» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 18 April 2021 Today Tonight and Monday

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 18 April 2021 Today Tonight and Monday At 10:30 a.m. EDT today dissipating trough located on a line
east-west over Ottawa.

At 10:30 a.m. EDT today trough located on a line northeast-southwest
over Lake Nipigon.
By 10:30 a.m. EDT Monday low 1001 mb located over Lake Superior.

At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over northern Manitoba.
By 10:30 a.m. EDT Monday ridge located on a line northwest-southeast
over northern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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