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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 03:00 AM EST 06 December 2021

Today Tonight and Tuesday.

Gale warning in effect.

Wind south 35 knots diminishing to south 30 this morning then increasing to west 40 this afternoon. Wind increasing to west 45 this evening then diminishing to west 35 overnight. Wind diminishing to west 25 Tuesday morning and to northwest 15 near noon Tuesday. Wind backing to southwest 20 Tuesday evening.

Rain changing to scattered showers or scattered flurries this afternoon then to scattered flurries Tuesday morning. Visibility 1 mile or less in flurries.

Waves

Issued 03:00 AM EST 06 December 2021
Today Tonight and Tuesday. Waves 2 to 3 metres building to 3 to 5 early this evening then subsiding to 2 to 3 Tuesday morning. Waves subsiding to 1 near noon Tuesday then building to 1.5 Tuesday evening.

Extended Forecast

Issued 03:00 AM EST 06 December 2021
Wednesday Wind west 15 knots.
Thursday Wind light increasing to south 20 knots late in the day.
Friday Wind south 20 knots.

Ice Forecast*

Issued 12:00 PM EST 5 December 2021 Today Tonight and Monday Ice free except 1 tenth new 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 Huron 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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buoy Buoy
land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 5 December 2021 Today Tonight and Monday

Ice Coverage

Ice free except 1 tenth new lake ice in the Bay Of Quinte.

Warnings

Warnings (In effect)

Gale warning in effect

Eastern Lake Ontario

Issued 03:00 AM EST 06 December 2021

'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 3:00 AM EST 6 December 2021 Today Tonight and Tuesday At 3:00 a.m. EST today deepening low 998 mb located over Lake
Superior.
By 3:00 a.m. EST Tuesday low 984 mb located over northeastern
Quebec.

At 3:00 a.m. EST today ridge located on a line northwest-southeast
over western Saskatchewan.
By 3:00 a.m. EST Tuesday ridge located from Lake of the Woods
to Illinois.

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