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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 05 December 2021

Today Tonight and Monday.

Gale warning in effect.

Wind light becoming southeast 10 knots near noon then increasing to southeast 20 this afternoon. Wind increasing to southeast 30 early this evening then diminishing to south 20 near midnight. Wind increasing to southwest 30 late overnight then veering to west 30 Monday morning. Wind increasing to west 40 Monday afternoon.

Snow or rain beginning early this evening becoming rain this evening then scattered showers near noon Monday. Scattered flurries or scattered showers Monday evening.

Waves

Issued 10:30 AM EST 05 December 2021
Today Tonight and Monday. Waves 0.5 metres or less building to 1 to 1.5 early this evening and to 2 early Monday morning. Waves building to 2 to 3 near noon Monday and to 3 to 4 Monday evening.

Extended Forecast

Issued 03:00 AM EST 05 December 2021
Tuesday Wind west 40 knots diminishing to west 25 in the morning and to west 15 in the afternoon.
Wednesday Wind light.
Thursday Wind light becoming south 15 knots late in the day.

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
Legend:
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

Western Lake Ontario

Issued 10:30 AM EST 05 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 10:30 AM EST 5 December 2021 Today Tonight and Monday At 10:30 a.m. EST today departing ridge located on a line
north-south over Ottawa.

At 10:30 a.m. EST today deepening low 1001 mb located over eastern
North Dakota.
By 10:30 a.m. EST Monday deepening low 991 mb located north of
Lake Nipissing.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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