Eastern Lake Ontario

Forecast

Marine Forecast

Issued 03:00 AM EST 20 November 2017

Today Tonight and Tuesday.

Gale warning in effect.

Wind northwest 25 knots backing to west 20 early this morning then to southwest 25 near noon. Wind increasing to southwest 35 this afternoon then diminishing to southwest 30 this evening. Wind increasing to southwest 35 Tuesday morning then diminishing to southwest 25 Tuesday evening.

A few flurries changing to chance of flurries or showers this evening. A few showers beginning Tuesday evening.

Waves

Issued 03:00 AM EST 20 November 2017
Today Tonight and Tuesday. Waves 2 metres building to 2 to 3 early this evening.

Extended Forecast

Issued 03:00 AM EST 20 November 2017
Wednesday Wind northwest 20 knots.
Thursday Wind light increasing to southwest 20 knots late in the day.
Friday Wind northwest 20 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EST 19 November 2017 Today Tonight and Monday Ice free.

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

 

[ Canadian Ice Service ]

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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 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 Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 19 November 2017 Today Tonight and Monday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Eastern Lake Ontario

Issued 07:06 AM EST 20 November 2017

'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 20 November 2017 Today Tonight and Tuesday At 10:30 a.m. EST today ridge located on a line northwest-southeast
over Lake Nipissing.
By 10:30 a.m. EST Tuesday ridge located on a line north-south over
New Brunswick.

At 10:30 a.m. EST today low 992 mb located over southern Manitoba.
By 10:30 a.m. EST Tuesday low 986 mb located southwest of James Bay.

At 10:30 a.m. EST Tuesday approaching ridge located on a line
northwest-southeast over southwestern Saskatchewan.

Great Lakes - Lake Erie and Lake Ontario Area

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