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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 12 November 2019

Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 25 knots diminishing to northwest 15 near midnight and to northwest 10 early Wednesday morning. Wind becoming light near noon Wednesday then becoming south 10 Wednesday evening.

Flurries this evening. Visibility 1 mile or less in flurries.

Waves

Issued 06:30 PM EST 12 November 2019
Tonight and Wednesday. Waves one metre subsiding to one half metre or less late overnight.

Extended Forecast

Issued 06:30 PM EST 12 November 2019
Thursday Wind light increasing to southwest 20 knots in the afternoon.
Friday Wind west 30 knots.
Saturday Wind north 20 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EST 12 November 2019 Today Tonight and Wednesday 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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» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 12 November 2019 Today Tonight and Wednesday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Ontario

Issued 6:30 PM EST 12 November 2019

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 12 November 2019 Tonight and Wednesday At 6:30 p.m. EST tonight departing low 1000 mb located over the
Gulf of St. Lawrence.

At 6:30 p.m. EST tonight ridge located on a line northeast-southwest
over northeastern Ontario.
By 6:30 p.m. EST Wednesday ridge located on a line north-south
over western Quebec.

At 6:30 p.m. EST tonight trough located on a line
northeast-southwest over northern Manitoba.
By 6:30 p.m. EST Wednesday trough located on a line north-south
over Lake Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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