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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 10:30 AM EST 21 November 2019

Today Tonight and Friday.

Gale warning in effect.

Wind south 15 knots increasing to south 25 early this evening then veering to southwest 30 near midnight. Wind increasing to west 40 late overnight then veering to northwest 35 near noon Friday. Wind diminishing to northwest 25 Friday evening.

Periods of rain tonight.

Waves

Issued 10:30 AM EST 21 November 2019
Today Tonight and Friday. Waves one half metre or less building to one near noon and to 2 this evening. Waves building to 3 to 4 early Friday morning then subsiding to 2 Friday evening.

Extended Forecast

Issued 03:00 AM EST 21 November 2019
Saturday Wind west 15 knots.
Sunday Wind west 15 knots.
Monday Wind southwest 15 knots diminishing to light late in the day.

Ice Forecast*

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

Open water.

Warnings

Warnings (In effect)

Gale warning in effect

Eastern Lake Ontario

Issued 10:30 AM 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 10:30 AM EST 21 November 2019 Today Tonight and Friday At 10:30 a.m. EST today departing ridge located on a line
northeast-southwest over New York State.

At 10:30 a.m. EST today low 1001 mb located over Wisconsin.
By 10:30 a.m. EST Friday low 992 mb located over southern Quebec.

By 10:30 a.m. EST Friday ridge located on a line northeast-southwest
over northern Ontario.

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