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Western Lake Ontario

Forecast

Marine Forecast

Issued 12:33 PM EST 04 February 2023

Today Tonight and Sunday.

Wind southwest 20 knots increasing to southwest 30 early this evening then diminishing to west 20 Sunday evening.

Flurries this afternoon. Showers or flurries Sunday late in the day.

Risk of freezing spray late this afternoon.

Waves

Issued 10:30 AM EST 04 February 2023
Today Tonight and Sunday. Waves 0.5 metres or less building to 1 near noon and to 1.5 this afternoon. Waves building to 2 early this evening then subsiding to 1.5 Sunday evening.

Extended Forecast

Issued 03:00 AM EST 04 February 2023
Monday Wind light becoming southeast 15 knots late in the day.
Tuesday Wind south 20 knots.
Wednesday Wind light.

Ice Forecast*

Issued 12:00 PM EST 4 February 2023 Today Tonight and Sunday Open water except 7 tenths new lake ice along parts of the shores.

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

 

[ Canadian Ice Service ]

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Weather Conditions

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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 EST 4 February 2023 Today Tonight and Sunday

Ice Coverage

Open water except 7 tenths new lake ice along parts of the shores.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 4 February 2023 Today Tonight and Sunday At 10:30 a.m. EST today ridge located on a line north-south over
eastern Ontario.
By 10:30 a.m. EST Sunday ridge located on a line north-south over
northeastern Nova Scotia.

At 10:30 a.m. EST today low 1006 mb located over southeastern
Saskatchewan.
By 10:30 a.m. EST Sunday low 1010 mb located over Lake Huron.

By 10:30 a.m. EST Sunday approaching ridge located on a line
east-west over northern Ontario.

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