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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 20 April 2024

Today Tonight and Sunday.

Wind northwest 15 knots diminishing to variable 10 early this morning then increasing to west 15 late this morning. Wind increasing to west 20 near noon then diminishing to west 15 this evening. Wind increasing to west 20 near noon Sunday then veering to northwest 20 Sunday evening.

Scattered showers this afternoon.

Waves

Issued 03:00 AM EDT 20 April 2024
Today Tonight and Sunday. Waves 0.5 to 1 metre building to 1.5 this afternoon then subsiding to 1 near midnight. Waves building to 1.5 Sunday afternoon.

Extended Forecast

Issued 03:00 AM EDT 20 April 2024
Monday Wind northwest 15 knots diminishing to light in the morning.
Tuesday Wind south 15 knots.
Wednesday Wind southwest 15 knots veering to northwest 15.

Ice Forecast*

Issued 12:00 PM EDT 19 April 2024 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 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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 19 April 2024 Today Tonight and Saturday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 20 April 2024 Today Tonight and Sunday At 3:00 a.m. EDT today departing low 993 mb located over northern
Quebec.

At 3:00 a.m. EDT today ridge located from Montana to Ohio.
By 3:00 a.m. EDT Sunday ridge located from Iowa to New York State.

By 3:00 a.m. EDT Sunday trough located on a line east-west over
northern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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