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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 05 March 2021

Today Tonight and Saturday.

Wind northwest 15 knots increasing to northwest 20 early this morning then backing to west 25 this morning. Wind veering to northwest 20 this evening then diminishing to northwest 15 overnight. Wind northwest 15 Saturday.

Flurries this evening. Visibility 1 mile or less in flurries.

Risk of freezing spray today and this evening.

Waves

Issued 03:00 AM EST 05 March 2021
Today Tonight and Saturday. Waves one metre building to 2 near noon then subsiding to one near midnight.

Extended Forecast

Issued 03:00 AM EST 05 March 2021
Sunday Wind northwest 15 knots diminishing to light in the morning.
Monday Wind southwest 15 knots diminishing to light late in the day.
Tuesday Wind southwest 15 knots.

Ice Forecast*

Issued 12:00 PM EST 4 March 2021 Today Tonight and Friday Open water except 9 tenths thin lake ice including 4 tenths medium lake ice in the extreme northeastern section. Consolidated medium lake ice in most sheltered bays in the northeastern section.

*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 EST 4 March 2021 Today Tonight and Friday

Ice Coverage

Open water except 9 tenths thin lake ice including 4 tenths medium
lake ice in the extreme northeastern section. Consolidated medium
lake ice in most sheltered bays in the northeastern section.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 5 March 2021 Today Tonight and Saturday At 3:00 a.m. EST today quasi-stationary low 982 mb located over
Labrador.

At 3:00 a.m. EST today quasi-stationary ridge located on a line
north-south over northwestern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

Another Region

Marine Weather for Canada

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Need to travel Alberta Highway 93?

Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)

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