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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 10:30 AM EDT 27 October 2020

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind northeast 15 knots diminishing to northeast 10 near noon then increasing to west 15 this evening. Wind backing to southwest 15 early Wednesday morning then increasing to southwest 25 near noon Wednesday.

Showers this afternoon and tonight.

Waves

Issued 10:30 AM EDT 27 October 2020
Today Tonight and Wednesday. Waves one half metre or less building to one near midnight.

Extended Forecast

Issued 03:00 AM EDT 27 October 2020
Thursday Wind west 15 knots diminishing to light in the morning then increasing to northeast 30 late in the day.
Friday Wind northeast 30 knots diminishing to light late in the day.
Saturday Wind light increasing to south 25 knots late in the day.

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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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

Eastern Lake Ontario

Issued 10:30 AM EDT 27 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 27 October 2020 Today Tonight and Wednesday At 10:30 a.m. EDT today ridge located on a line northeast-southwest
over North Channel.
By 10:30 a.m. EDT Wednesday ridge located on a line east-west
over Pennsylvania.

By 10:30 a.m. EDT Wednesday approaching trough located from James
Bay to Lake of the Woods.

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