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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 31 October 2020

Today Tonight and Sunday.

Strong wind warning in effect.

Wind light becoming south 10 knots this afternoon then increasing to south 15 early this evening. Wind increasing to south 25 late this evening then veering to west 30 Sunday evening.

Showers Sunday afternoon and evening becoming flurries or showers.

Waves

Issued 03:00 AM EDT 31 October 2020
Today Tonight and Sunday. Waves one half metre or less building to one near midnight and to 2 Sunday morning. Waves building to 3 Sunday evening.

Extended Forecast

Issued 03:00 AM EDT 31 October 2020
Monday Wind northwest 35 knots diminishing to west 25 in the afternoon.
Tuesday Wind west 30 knots diminishing to southwest 15 late in the day.
Wednesday Wind southwest 20 knots.

Ice Forecast*

Issued 12:00 PM EDT 17 May 2020 Today Tonight and Monday 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 17 May 2020 Today Tonight and Monday

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Ontario

Issued 03:00 AM EDT 31 October 2020

'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 3:00 AM EDT 31 October 2020 Today Tonight and Sunday At 3:00 a.m. EDT today departing ridge located on a line
northeast-southwest over Toronto.

At 3:00 a.m. EDT today low 991 mb located over southeastern
Saskatchewan.
By 3:00 a.m. EST Sunday low 997 mb located over northern Ontario.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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