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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 25 October 2020

Tonight and Monday.

Strong wind warning in effect.

Wind east 20 knots diminishing to northeast 15 late overnight then backing to north 15 Monday morning. Wind diminishing to northwest 10 Monday afternoon.

Periods of rain overnight and Monday.

Waves

Issued 06:30 PM EDT 25 October 2020
Tonight and Monday. Waves one and one half metres subsiding to one early Monday morning and to one half metre or less near noon Monday.

Extended Forecast

Issued 06:30 PM EDT 25 October 2020
Tuesday Wind light becoming west 15 knots late in the day.
Wednesday Wind southwest 20 knots increasing to southwest 30 late in the day.
Thursday Wind southwest 30 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EDT 17 May 2020 Today Tonight and Monday 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 17 May 2020 Today Tonight and Monday

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Ontario

Issued 6:30 PM EDT 25 October 2020

'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 25 October 2020 Tonight and Monday At 6:30 p.m. EDT tonight low 1016 mb located over Kentucky.
By 6:30 p.m. EDT Monday low 1015 mb located over northern New
York State.

At 6:30 p.m. EDT tonight trough located on a line north-south over
Lower Michigan.
By 6:30 p.m. EDT Monday trough located on a line north-south over
southern Quebec.

By 6:30 p.m. EDT Monday ridge located on a line northeast-southwest
over Lake Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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