Eastern Lake Ontario

Forecast

Marine Forecast

Issued 10:30 AM EDT 30 July 2016

Today Tonight and Sunday

Strong wind warning in effect.

Wind east 20 knots diminishing to east 15 early this evening then backing to northeast 15 Sunday evening.

Chance of showers overnight and Sunday with a risk of thunderstorms.

Waves

Issued 10:30 AM EDT 30 July 2016
Today Tonight and Sunday Waves one metre.

Extended Forecast

Issued 03:00 AM EDT 30 July 2016
Monday Wind north 15 knots diminishing to light in the afternoon.
Tuesday Wind light.
Wednesday 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

Eastern Lake Ontario

Issued 10:30 AM EDT 30 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 10:30 AM EDT 30 July 2016 Today Tonight and Sunday At 10:30 a.m. EDT today quasi-stationary trough located on a line
east-west over Ohio.

At 10:30 a.m. EDT today ridge from 1021 mb high located on a line
east-west over northeastern Ontario.
By 10:30 a.m. EDT Sunday ridge from 1022 mb high located on a line
north-south over southern Quebec.

Great Lakes - Lake Erie and Lake Ontario Area

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