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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EST 28 November 2021

Tonight and Monday.

Strong wind warning in effect.

Wind variable 10 knots increasing to north 20 this evening then diminishing to north 15 late overnight. Wind diminishing to northwest 10 Monday morning then backing to west 10 Monday afternoon.

Periods of snow or rain ending overnight.

Waves

Issued 06:30 PM EST 28 November 2021
Tonight and Monday. Waves 0.5 to 1 metre building to 1.5 near midnight then subsiding to 0.5 or less early Monday morning.

Extended Forecast

Issued 06:30 PM EST 28 November 2021
Tuesday Wind light increasing to west 25 knots late in the day.
Wednesday Wind west 25 knots diminishing to southwest 15.
Thursday Wind southwest 25 knots veering to west 30 late in the day.

Ice Forecast*

Issued 12:00 PM EST 28 November 2021 Today Tonight and Monday Ice free.

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

 

[ Canadian Ice Service ]

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Weather Conditions

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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 EST 28 November 2021 Today Tonight and Monday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Ontario

Issued 6:30 PM EST 28 November 2021

'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 EST 28 November 2021 Tonight and Monday At 6:30 p.m. EST tonight ridge located on a line east-west over
southern Quebec.
By 6:30 p.m. EST Monday departing ridge located on a line
north-south over northeastern Quebec.

At 6:30 p.m. EST tonight dissipating low 1008 mb located near
Lake Ontario.

At 6:30 p.m. EST tonight ridge located on a line north-south over
the northwestern Ontario - Manitoba border.
By 6:30 p.m. EST Monday ridge located on a line northwest-southeast
over northeastern Ontario.

Great Lakes - Lake Huron Area

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