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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EST 20 November 2019

Tonight and Thursday.

Strong wind warning in effect.

Wind west 15 knots diminishing to northwest 10 this evening then becoming light late overnight. Wind increasing to south 15 near noon Thursday and to south 20 Thursday evening.

Periods of rain Thursday evening.

Waves

Issued 06:30 PM EST 20 November 2019
Tonight and Thursday. Waves one metre subsiding to one half metre or less this evening then building to one Thursday evening.

Extended Forecast

Issued 06:30 PM EST 20 November 2019
Friday Wind southwest 25 knots increasing to west 35 in the morning then diminishing to northwest 20 in the afternoon.
Saturday Wind west 15 knots.
Sunday Wind west 15 knots.

Ice Forecast*

Issued 12:00 PM EST 20 November 2019 Today Tonight and Thursday Open water.

*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 20 November 2019 Today Tonight and Thursday

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Ontario

Issued 6:30 PM EST 20 November 2019

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. 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 20 November 2019 Tonight and Thursday At 6:30 p.m. EST tonight ridge located on a line northeast-southwest
over southern Ontario.
By 6:30 p.m. EST Thursday departing ridge located on a line
northeast-southwest over Maine.

At 6:30 p.m. EST tonight low 1001 mb located over Kansas.
By 6:30 p.m. EST Thursday low 1000 mb located over North Channel.

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