Western Lake Ontario

Forecast

Marine Forecast

Issued 03:00 AM EDT 29 July 2016

Today Tonight and Saturday

Strong wind warning in effect.

Wind northeast 10 knots increasing to northeast 15 this morning then diminishing to north 10 this afternoon. Wind increasing to northeast 20 Saturday morning then diminishing to northeast 15 Saturday evening.

Chance of showers early this morning.

Waves

Issued 03:00 AM EDT 29 July 2016
Today Tonight and Saturday Waves less than one half metre building to one half to one metre near noon then subsiding to one half metre or less early this evening. Waves building to one Saturday morning.

Extended Forecast

Issued 03:00 AM EDT 29 July 2016
Sunday Wind east 15 knots.
Monday Wind north 15 knots diminishing to light late in the day.
Tuesday Wind light.

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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 7 May 2016 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Ontario

Issued 03:00 AM EDT 29 July 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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 29 July 2016 Today Tonight and Saturday At 3:00 a.m. EDT today trough located on a line northeast-southwest
over western Pennsylvania.
By 3:00 a.m. EDT Saturday quasi-stationary trough located on a
line east-west over Pennsylvania.

At 3:00 a.m. EDT today ridge located on a line east-west over
Lake Nipigon.
By 3:00 a.m. EDT Saturday ridge located on a line east-west over
Lake Superior.

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