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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 28 April 2024

Today Tonight and Monday.

Wind southwest 15 knots diminishing to southwest 10 this afternoon then becoming variable 10 this evening. Wind increasing to east 15 late overnight. Wind east 15 Monday.

Scattered showers and fog patches ending Monday morning with a risk of thunderstorms. Scattered showers Monday evening with a risk of thunderstorms.

Waves

Issued 10:30 AM EDT 28 April 2024
Today Tonight and Monday. Waves 0.5 to 1 metre subsiding to 0.5 or less early this evening then building to 0.5 to 1 early Monday morning.

Extended Forecast

Issued 03:00 AM EDT 28 April 2024
Tuesday Wind northeast 15 knots diminishing to light in the morning.
Wednesday Wind light.
Thursday Wind light.

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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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land station Land Station
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 28 April 2024 Today Tonight and Monday At 10:30 a.m. EDT today high 1030 mb located over northern Ontario.
By 10:30 a.m. EDT Monday high 1036 mb located over western
Hudson Bay.

At 10:30 a.m. EDT today low 1006 mb located over Nebraska.
By 10:30 a.m. EDT Monday low 1004 mb located over western Lake
Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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