Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 17 July 2018

Today Tonight and Wednesday.

Wind west 10 knots increasing to northwest 15 early this morning then veering to north 15 near midnight. Wind diminishing to north 10 near noon Wednesday then becoming southwest 10 Wednesday afternoon.

Chance of showers early this morning with a risk of thunderstorms.

Waves

Issued 03:00 AM EDT 17 July 2018
Today Tonight and Wednesday. Waves one half to one metre subsiding to one half metre or less Wednesday afternoon.

Extended Forecast

Issued 03:00 AM EDT 17 July 2018
Thursday Wind light.
Friday Wind light becoming southeast 15 knots.
Saturday Wind southeast 20 knots.

Ice Forecast*

Issued 12:00 PM EDT 6 July 2018 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 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 6 July 2018

Ice Coverage

Forecasts available to mariners upon request.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 17 July 2018 Today Tonight and Wednesday At 3:00 a.m. EDT today cold front located on a line
northeast-southwest over Toronto.
By 3:00 a.m. EDT Wednesday cold front located on a line
northeast-southwest over the Eastern Seaboard.

At 3:00 a.m. EDT today high 1021 mb located over southern Manitoba.
By 3:00 a.m. EDT Wednesday high 1021 mb located over Upper Michigan.

Great Lakes - Lake Erie and Lake Ontario Area

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