Georgian Bay


Marine Forecast

Issued 03:00 AM EDT 26 June 2016

Today Tonight and Monday

Strong wind warning in effect.

Wind south 15 knots veering to southwest 15 this afternoon then increasing to southwest 20 near midnight. Wind veering to west 20 Monday afternoon.

A few showers beginning this afternoon and ending near midnight with a risk of thunderstorms.


Issued 03:00 AM EDT 26 June 2016
Today Tonight and Monday Waves less than one half metre building to one half metre early this morning and to one and one half metres near midnight.

Extended Forecast

Issued 03:00 AM EDT 26 June 2016
Tuesday Wind north 15 knots.
Wednesday Wind northwest 15 knots diminishing to light.
Thursday Wind light.

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Weather Conditions

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

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

Ice Forecasts

Issued 12:00 PM EDT 7 May 2016 Forecasts have ended for the season.

Warnings (In effect)

Strong wind warning in effect

Georgian Bay

Issued 03:00 AM EDT 26 June 2016

'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.


Technical Marine Synopsis

Issued 3:00 AM EDT 26 June 2016 Today Tonight and Monday At 3:00 a.m. EDT today deepening low 996 mb located over
northwestern Ontario.
By 3:00 a.m. EDT Monday low 996 mb located northeast of James Bay.

At 3:00 a.m. EDT today cold front located on a line north-south
over western Lake Superior.
By 3:00 a.m. EDT Monday cold front located on a line
northeast-southwest over western Lake Erie.

By 3:00 a.m. EDT Monday approaching high 1027 mb located over
North Dakota.

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