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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 25 October 2020

Today Tonight and Monday.

Strong wind warning in effect.

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

Periods of rain overnight and Monday.

Waves

Issued 10:30 AM EDT 25 October 2020
Today Tonight and Monday. Waves one half to one metre building to one and one half metres this afternoon then subsiding to one early Monday morning. Waves subsiding to one half metre or less near noon Monday.

Extended Forecast

Issued 03:00 AM EDT 25 October 2020
Tuesday Wind light becoming northeast 15 knots in the morning then becoming west 15 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 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 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 10:30 AM 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 10:30 AM EDT 25 October 2020 Today Tonight and Monday At 10:30 a.m. EDT today departing ridge located on a line east-west
over northeastern Ontario.

By 10:30 a.m. EDT Monday approaching low 1018 mb located south of
Lake Erie.

By 10:30 a.m. EDT Monday trough located on a line north-south over
Georgian Bay.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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