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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 03 July 2020

Tonight and Saturday.

Wind light becoming north 10 knots near midnight then backing to west 10 near noon Saturday.

Showers this evening with a risk of thunderstorms.

Waves

Issued 06:30 PM EDT 03 July 2020
Tonight and Saturday. Waves one half metre or less.

Extended Forecast

Issued 06:30 PM EDT 03 July 2020
Sunday Wind light becoming west 15 knots late in the day.
Monday Wind northeast 15 knots diminishing to light.
Tuesday Wind south 15 knots.

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 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 EDT 17 May 2020 Today Tonight and Monday

Ice Coverage

Forecasts available to mariners upon request.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 3 July 2020 Tonight and Saturday At 6:30 p.m. EDT tonight ridge located on a line northeast-southwest
over Lake Superior.
By 6:30 p.m. EDT Saturday ridge located on a line east-west over
Wisconsin.

At 6:30 p.m. EDT tonight trough located on a line
northwest-southeast over northern Manitoba.
By 6:30 p.m. EDT Saturday trough located on a line
northwest-southeast over northeastern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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