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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 19 April 2024

Today Tonight and Saturday.

Wind variable 10 knots increasing to east 15 early this morning then becoming southwest 15 near noon. Wind veering to west 20 early this evening then diminishing to west 15 near midnight. Wind increasing to west 20 near noon Saturday then diminishing to west 15 Saturday evening.

Showers today. Scattered showers Saturday afternoon and evening. Fog patches dissipating this morning.

Waves

Issued 03:00 AM EDT 19 April 2024
Today Tonight and Saturday. Waves 0.5 metres or less building to 0.5 to 1 near noon.

Extended Forecast

Issued 03:00 AM EDT 19 April 2024
Sunday Wind west 15 knots increasing to west 20 in the morning.
Monday Wind north 15 knots diminishing to light.
Tuesday Wind south 15 knots veering to southwest 20.

Ice Forecast*

Issued 12:00 PM EDT 18 April 2024 Today Tonight and Friday Ice free.

*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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 18 April 2024 Today Tonight and Friday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 19 April 2024 Today Tonight and Saturday At 3:00 a.m. EDT today low 1006 mb located over northern Ontario.
By 3:00 a.m. EDT Saturday low 998 mb located east of James Bay.

At 3:00 a.m. EDT today trough from low located on a line north-south
over Michigan.
By 3:00 a.m. EDT Saturday trough from low located on a line
north-south over central Quebec.

At 3:00 a.m. EDT today ridge located from Montana to Iowa.
By 3:00 a.m. EDT Saturday ridge located from Montana to Indiana
then to New York State.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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