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Georgian Bay

Warnings

Forecast

Marine Forecast

Issued 04:47 PM EDT 01 May 2024

Today Tonight and Thursday.

Wind southeast 15 knots becoming west 15 early this evening then veering to northwest 15 near midnight. Wind diminishing to light Thursday morning.

Showers ending this evening with a risk of thunderstorms.

Waves

Issued 10:30 AM EDT 01 May 2024
Today Tonight and Thursday. Waves 0.5 metres or less building to 0.5 to 1 this afternoon then subsiding to 0.5 or less near noon Thursday.

Extended Forecast

Issued 03:00 AM EDT 01 May 2024
Friday Wind light increasing to southeast 20 knots in the afternoon.
Saturday Wind southeast 15 knots diminishing to light.
Sunday Wind northwest 20 knots.

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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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 1 May 2024 Today Tonight and Thursday At 10:30 a.m. EDT today low 1004 mb located over Lake Superior.
By 10:30 a.m. EDT Thursday low 1011 mb located over Vermont.

At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over South Dakota.
By 10:30 a.m. EDT Thursday ridge located on a line
northwest-southeast over Lake Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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