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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 22 November 2019

Today Tonight and Saturday.

Gale warning in effect.

Wind west 35 knots veering to northwest 35 near noon then diminishing to northwest 25 this afternoon. Wind diminishing to west 15 near midnight then increasing to southwest 20 early Saturday morning. Wind diminishing to south 10 near noon Saturday then becoming light Saturday evening.

Waves

Issued 10:30 AM EST 22 November 2019
Today Tonight and Saturday. Waves 3 to 4 metres subsiding to 2 this evening and to one late overnight. Waves subsiding to one half metre or less Saturday afternoon.

Extended Forecast

Issued 03:00 AM EST 22 November 2019
Sunday Wind light increasing to west 20 knots in the afternoon.
Monday Wind southwest 15 knots.
Tuesday Wind southwest 20 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EST 21 November 2019 Today Tonight and Friday 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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» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 21 November 2019 Today Tonight and Friday

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Gale warning in effect

Eastern Lake Ontario

Issued 10:30 AM EST 22 November 2019

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 10:30 AM EST 22 November 2019 Today Tonight and Saturday At 10:30 a.m. EST today departing low 991 mb located near Montréal.

At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Lake Superior.
By 10:30 a.m. EST Saturday ridge located on a line north-south
over the St. Lawrence River.

By 10:30 a.m. EST Saturday low 987 mb located over southern
Hudson Bay.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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