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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 13 October 2019

Today Tonight and Monday.

Strong wind warning in effect.

Wind south 15 to 20 knots becoming south 20 this afternoon then veering to southwest 25 this evening. Wind diminishing to west 15 late overnight then increasing to west 20 near noon Monday.

Showers overnight and Monday with a risk of waterspouts.

Waves

Issued 10:30 AM EDT 13 October 2019
Today Tonight and Monday. Waves one metre building to one and one half metres early this evening and to 2 near midnight. Waves subsiding to one early Monday morning then building to 2 Monday afternoon.

Extended Forecast

Issued 03:00 AM EDT 13 October 2019
Tuesday Wind west 15 knots backing to south 15 in the afternoon.
Wednesday Wind south 20 knots veering to west 25.
Thursday Wind northwest 30 knots diminishing to northwest 20 late in the day.

Ice Forecast*

Issued 12:00 PM EDT 19 May 2019 Forecasts available to mariners upon request.

*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 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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land station Land Station
» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 19 May 2019

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Ontario

Issued 12:16 PM EDT 13 October 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 10:30 AM EDT 13 October 2019 Today Tonight and Monday At 10:30 a.m. EDT today low 1000 mb located over northern Lake
Superior.
By 10:30 a.m. EDT Monday low 1000 mb located over James Bay.

At 10:30 a.m. EDT today trough located on a line northeast-southwest
over Michigan.
By 10:30 a.m. EDT Monday departing trough located on a line
northeast-southwest over Lake Ontario.

By 10:30 a.m. EDT Monday approaching ridge located on a line
northwest-southeast over southern Minnesota.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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