Southern Georgian Bay

Forecast

Marine Forecast

Issued 06:30 PM EDT 23 July 2017

Tonight and Monday.

Strong wind warning in effect.

Wind east 20 knots diminishing to northeast 15 early Monday morning and to light near noon Monday.

A few showers with a risk of thunderstorms changing to chance of showers overnight and Monday morning.

Waves

Issued 06:30 PM EDT 23 July 2017
Tonight and Monday. Waves one metre subsiding to one half metre Monday morning and to less than one half metre Monday afternoon.

Extended Forecast

Issued 06:30 PM EDT 23 July 2017
Tuesday Wind light.
Wednesday Wind south 15 knots.
Thursday Wind light becoming north 15 knots late in the day.

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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 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 27 April 2017 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Southern Georgian Bay

Issued 9:59 PM EDT 23 July 2017

'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 6:30 PM EDT 23 July 2017 Tonight and Monday At 6:30 p.m. EDT tonight ridge located from Maine to Hudson Bay
then to Nebraska.
By 6:30 p.m. EDT Monday ridge located from Labrador to Minnesota.

At 6:30 p.m. EDT tonight low 1007 mb located over southern Lake
Huron.
By 6:30 p.m. EDT Monday low 1006 mb located east of New England.

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