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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 14 October 2019

Tonight and Tuesday.

Strong wind warning in effect.

Wind west 20 knots diminishing to west 15 late overnight and to southwest 10 Tuesday morning. Wind becoming light Tuesday afternoon then becoming southeast 15 Tuesday evening.

Waves

Issued 10:30 AM EDT 14 October 2019
Today Tonight and Tuesday. Waves one metre building to one and one half metres near noon then subsiding to one early Tuesday morning. Waves subsiding to less than one half metre near noon Tuesday then building to one half metre Tuesday evening.

Extended Forecast

Issued 06:30 PM EDT 14 October 2019
Wednesday Wind south 20 knots veering to southwest 25 in the morning.
Thursday Wind west 20 knots veering to northwest 25 late in the day.
Friday Wind northwest 15 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EDT 19 May 2019 Forecasts available to mariners upon request.

*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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» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 19 May 2019

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Ontario

Issued 10:21 PM EDT 14 October 2019

'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 6:30 PM EDT 14 October 2019 Tonight and Tuesday At 6:30 p.m. EDT tonight low 1001 mb located west of James Bay.
By 6:30 p.m. EDT Tuesday departing low 1002 mb located northeast
of James Bay.

At 6:30 p.m. EDT tonight ridge located on a line northwest-southeast
over southern Minnesota.
By 6:30 p.m. EDT Tuesday ridge located on a line northwest-southeast
over Cornwall.

At 6:30 p.m. EDT tonight low 1004 mb located over southern South
Dakota.
By 6:30 p.m. EDT Tuesday low 1003 mb located over Green Bay.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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