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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 04 March 2021

Today Tonight and Friday.

Wind northwest 15 knots increasing to northwest 20 this afternoon. Wind northwest 20 tonight and Friday.

Flurries ending this morning.

Risk of freezing spray tonight and Friday.

Waves

Issued 03:00 AM EST 04 March 2021
Today Tonight and Friday. Waves one metre building to one and one half metres early this evening.

Extended Forecast

Issued 03:00 AM EST 04 March 2021
Saturday Wind northwest 20 knots.
Sunday Wind northwest 15 knots diminishing to light.
Monday Wind light becoming southwest 15 knots.

Ice Forecast*

Issued 12:00 PM EST 3 March 2021 Today Tonight and Thursday Open water.

*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 3 March 2021 Today Tonight and Thursday

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 4 March 2021 Today Tonight and Friday At 3:00 a.m. EST today quasi-stationary low 976 mb located over
Labrador.

At 3:00 a.m. EST today ridge located on a line north-south over
northwestern Ontario.
By 3:00 a.m. EST Friday ridge located on a line northwest-southeast
over Minnesota.

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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