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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EDT 20 April 2024

Tonight and Sunday.

Wind west 20 knots diminishing to west 15 near midnight and to west 10 late overnight. Wind increasing to west 15 Sunday morning and to west 20 near noon Sunday. Wind veering to northwest 20 Sunday evening.

Waves

Issued 06:30 PM EDT 20 April 2024
Tonight and Sunday. Waves 1 to 1.5 metres subsiding to 0.5 to 1 late overnight then building to 1 to 1.5 Sunday afternoon.

Extended Forecast

Issued 06:30 PM EDT 20 April 2024
Monday Wind northwest 15 knots diminishing to light in the morning.
Tuesday Wind southeast 15 knots veering to south 20.
Wednesday Wind southwest 15 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EDT 20 April 2024 Today Tonight and Sunday Ice free.

*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 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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 20 April 2024 Today Tonight and Sunday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 20 April 2024 Tonight and Sunday At 6:30 p.m. EDT tonight departing low 983 mb located over northern
Quebec.

At 6:30 p.m. EDT tonight ridge located on a line northwest-southeast
over South Dakota.
By 6:30 p.m. EDT Sunday ridge located on a line north-south over
Lake Superior.

At 6:30 p.m. EDT tonight cold front from 983 mb low located on a
line northeast-southwest over northern Ontario.
By 6:30 p.m. EDT Sunday cold front from 995 mb low located on a
line east-west over southern Ontario.

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