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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 31 January 2023

Today Tonight and Wednesday.

Wind northwest 15 knots diminishing to west 10 near noon then increasing to west 15 this evening. Wind increasing to west 20 early Wednesday morning and to west 25 near noon Wednesday.

Scattered flurries overnight and Wednesday. Visibility 1 mile or less in flurries.

Risk of freezing spray Wednesday afternoon and evening.

Waves

Issued 10:30 AM EST 31 January 2023
Today Tonight and Wednesday. Waves 0.5 metres building to 0.5 to 1 near midnight and to 1 to 1.5 Wednesday morning.

Extended Forecast

Issued 03:00 AM EST 31 January 2023
Thursday Wind southwest 20 knots increasing to southwest 30 in the afternoon.
Friday Wind northwest 30 knots.
Saturday Wind south 15 knots veering to southwest 20.

Ice Forecast*

Issued 12:00 PM EST 31 January 2023 Today Tonight and Wednesday Open water.

*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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 31 January 2023 Today Tonight and Wednesday

Ice Coverage

Open water.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 31 January 2023 Today Tonight and Wednesday At 10:30 a.m. EST today ridge located on a line east-west over
southern Ontario.
By 10:30 a.m. EST Wednesday ridge located on a line
northeast-southwest over New York State.

By 10:30 a.m. EST Wednesday low 1019 mb located over northeastern
Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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