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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 23 May 2024

Today Tonight and Friday.

Wind southwest 10 knots increasing to southwest 15 near noon then diminishing to west 10 this evening. Wind backing to southwest 10 Friday morning then becoming light Friday evening.

Waves

Issued 10:30 AM EDT 23 May 2024
Today Tonight and Friday. Waves 0.5 metres or less building to 0.5 to 1 this afternoon then subsiding to 0.5 or less near midnight.

Extended Forecast

Issued 03:00 AM EDT 23 May 2024
Saturday Wind light becoming east 15 knots in the morning then diminishing to light in the afternoon.
Sunday Wind light becoming east 15 knots late in the day.
Monday Wind east 15 knots veering to southeast 20.

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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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 27 April 2024 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 23 May 2024 Today Tonight and Friday At 10:30 a.m. EDT today low 993 mb located near James Bay.
By 10:30 a.m. EDT Friday departing low 1004 mb located over
central Quebec.

At 10:30 a.m. EDT today ridge located on a line northwest-southeast
over Manitoba.
By 10:30 a.m. EDT Friday ridge located on a line northwest-southeast
over northern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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