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Western Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EST 21 November 2019

Tonight and Friday.

Gale warning in effect.

Wind south 15 knots increasing to southwest 25 near midnight and to west 35 late overnight. Wind diminishing to west 25 near noon Friday and to west 10 Friday evening.

Periods of rain ending overnight.

Waves

Issued 06:30 PM EST 21 November 2019
Tonight and Friday. Waves one half metre or less building to one near midnight and to 2 to 3 late overnight. Waves subsiding to one and one half metres Friday evening.

Extended Forecast

Issued 06:30 PM EST 21 November 2019
Saturday Wind west 15 knots diminishing to light in the afternoon then becoming southeast 15 late in the day.
Sunday Wind light increasing to west 20 knots.
Monday Wind southwest 15 knots.

Ice Forecast*

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

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

 

[ Canadian Ice Service ]

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Weather Conditions

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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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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

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Western Lake Ontario

Issued 6:30 PM EST 21 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 6:30 PM EST 21 November 2019 Tonight and Friday At 6:30 p.m. EST tonight deepening low 999 mb located near
Whitefish Bay.
By 6:30 p.m. EST Friday low 988 mb located over eastern Quebec.

At 6:30 p.m. EST tonight ridge located on a line northeast-southwest
over the Ontario - Manitoba border.
By 6:30 p.m. EST Friday ridge located on a line northeast-southwest
over northeastern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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