Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 20 April 2019

Today Tonight and Sunday.

Wind northeast 20 knots diminishing to northeast 15 near noon then veering to southeast 15 early this evening. Wind diminishing to south 10 near midnight then becoming variable 10 late overnight. Wind variable 10 Sunday.

Periods of rain ending late overnight. Risk of thunderstorms today. Fog patches dissipating Sunday morning. Fog patches reforming Sunday evening.

Waves

Issued 10:30 AM EDT 20 April 2019
Today Tonight and Sunday. Waves one and one half metres subsiding to one near noon and to one half metre or less near midnight.

Extended Forecast

Issued 03:00 AM EDT 20 April 2019
Monday Wind light.
Tuesday Wind light.
Wednesday Wind light becoming southwest 15 knots late in the day.

Ice Forecast*

Issued 12:00 PM EDT 19 April 2019 Today Tonight and Saturday Ice free.

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

 

[ Canadian Ice Service ]

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

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

Ice Forecasts

Issued 12:00 PM EDT 19 April 2019 Today Tonight and Saturday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 20 April 2019 Today Tonight and Sunday At 10:30 a.m. EDT today weakening low 998 mb located over western
Pennsylvania.
By 10:30 a.m. EDT Sunday dissipating low 1014 mb located over
eastern Ontario.

At 10:30 a.m. EDT today dissipating ridge located on a line
northeast-southwest over Whitefish Bay.

At 10:30 a.m. EDT today trough located on a line northeast-southwest
over northwestern Ontario.
By 10:30 a.m. EDT Sunday departing trough located on a line
north-south over northern Quebec.

By 10:30 a.m. EDT Sunday approaching ridge located on a line
northwest-southeast over northern Ontario.

Great Lakes - Lake Huron Area

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