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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EDT 21 October 2019

Tonight and Tuesday.

Strong wind warning in effect.

Wind east 15 knots increasing to east 20 this evening then veering to southeast 20 near midnight. Wind increasing to southeast 25 early Tuesday morning then diminishing to south 15 Tuesday afternoon.

Showers Tuesday.

Waves

Issued 06:30 PM EDT 21 October 2019
Tonight and Tuesday. Waves one half metre or less building to one this evening and to one and one half metres Tuesday morning. Waves subsiding to one Tuesday evening.

Extended Forecast

Issued 06:30 PM EDT 21 October 2019
Wednesday Wind southwest 20 knots increasing to west 30 in the morning then diminishing to west 20 late in the day.
Thursday Wind southwest 20 knots veering to northwest 15 late in the day.
Friday Wind northwest 15 knots.

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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» 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 6:30 PM EDT 21 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 6:30 PM EDT 21 October 2019 Tonight and Tuesday At 6:30 p.m. EDT tonight departing high 1024 mb located over
central Quebec.

At 6:30 p.m. EDT tonight low 987 mb located over southern Minnesota.
By 6:30 p.m. EDT Tuesday low 991 mb located over Lake Nipigon.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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