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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 11 December 2019

Today Tonight and Thursday.

Gale warning in effect.

Wind southwest 35 knots veering to west 35 this afternoon then diminishing to west 30 this evening. Wind diminishing to west 20 late overnight then backing to southwest 15 Thursday morning. Wind backing to south 20 Thursday evening.

Flurries ending Thursday morning. Visibility 1 mile or less in flurries.

Waves

Issued 10:30 AM EST 11 December 2019
Today Tonight and Thursday. Waves 2 metres building to 3 early this evening then subsiding to 2 early Thursday morning. Waves subsiding to one near noon Thursday.

Extended Forecast

Issued 03:00 AM EST 11 December 2019
Friday Wind south 20 knots.
Saturday Wind light increasing to northwest 20 knots late in the day.
Sunday Wind northwest 25 knots increasing to west 35.

Ice Forecast*

Issued 12:00 PM EST 11 December 2019 Today Tonight and Thursday Open water except 8 tenths new lake ice including 2 tenths thin lake ice in the Bay Of Quinte.

*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
» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 11 December 2019 Today Tonight and Thursday

Ice Coverage

Open water except 8 tenths new lake ice including 2 tenths thin lake
ice in the Bay Of Quinte.

Warnings

Warnings (In effect)

Gale warning in effect

Eastern Lake Ontario

Issued 10:30 AM EST 11 December 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 11 December 2019 Today Tonight and Thursday At 10:30 a.m. EST today high 1036 mb located over southern
Minnesota.
By 10:30 a.m. EST Thursday high 1040 mb located over eastern
Pennsylvania.

At 10:30 a.m. EST today low 1015 mb located over eastern Lake
Superior.
By 10:30 a.m. EST Thursday departing low 1015 mb located over the
Gulf of St. Lawrence.

By 10:30 a.m. EST Thursday approaching low 1017 mb located over
Iowa.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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