Eastern Lake Ontario

Forecast

Marine Forecast

Issued 03:00 AM EDT 21 April 2015

Today Tonight and Wednesday

Wind southwest 20 knots diminishing to southwest 15 early this evening.

A few showers.

Waves

Issued 03:00 AM EDT 21 April 2015
Today Tonight and Wednesday Waves one and one half metres subsiding to one early this evening.

Extended Forecast

Issued 03:00 AM EDT 21 April 2015
Thursday Wind west 20 knots.
Friday Wind west 20 knots.
Saturday Wind northwest 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 20 April 2015 Today Tonight and Tuesday Special ice warning in effect. Open water ice except 1 tenth of rotten thick lake ice in the extreme eastern section. Unusual presence of lake ice in the extreme eastern section.

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

 

[ Canadian Ice Service ]

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Map of Great Lakes - Lake Erie and Lake Ontario marine weather areas Egbert 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 Kemptville 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 Toronto Pearson Int'l Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands CFB Borden Cove Island Long Point Port Colborne Erieau Point Pelee Toronto Buttonville Municipal Airport
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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 20 April 2015 Today Tonight and Tuesday

Ice Coverage

Special ice warning in effect.

Open water ice except 1 tenth of rotten thick lake ice in the
extreme eastern section. Unusual presence of lake ice in the extreme
eastern section.

Warnings

Warnings (In effect)

Special ice warning in effect

Eastern Lake Ontario

Issued 12:00 PM EDT 20 April 2015

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 21 April 2015 Today Tonight and Wednesday At 3:00 a.m. EDT today low 985 mb located southwest of James Bay.
By 3:00 a.m. EDT Wednesday low 990 mb located near James Bay.

At 3:00 a.m. EDT today cold front from low located on a line
northwest-southeast over eastern New York State.
By 3:00 a.m. EDT Wednesday cold front from low located on a line
northwest-southeast over Nova Scotia.

At 3:00 a.m. EDT today trough located on a line northeast-southwest
over western Lake Superior.
By 3:00 a.m. EDT Wednesday trough located on a line north-south
over Michigan.

Great Lakes - Lake Erie and Lake Ontario Area

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