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Eastern Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 24 November 2020

Tonight and Wednesday.

Strong wind warning in effect.

Wind northeast 10 knots veering to east 10 this evening then increasing to southeast 20 near midnight. Wind veering to south 20 Wednesday morning then backing to southeast 20 Wednesday afternoon. Wind diminishing to south 15 Wednesday evening.

Periods of rain or snow overnight and Wednesday morning. Periods of rain Wednesday evening.

Waves

Issued 06:30 PM EST 24 November 2020
Tonight and Wednesday. Waves one half metre building to one late overnight.

Extended Forecast

Issued 06:30 PM EST 24 November 2020
Thursday Wind southeast 15 knots veering to southwest 15 in the afternoon.
Friday Wind west 15 knots.
Saturday Wind west 15 knots increasing to west 20.

Ice Forecast*

Issued 12:00 PM EST 24 November 2020 Today Tonight and Wednesday 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 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 EST 24 November 2020 Today Tonight and Wednesday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Ontario

Issued 6:30 PM EST 24 November 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 6:30 PM EST 24 November 2020 Tonight and Wednesday At 6:30 p.m. EST tonight departing ridge located on a line
north-south over Montréal.

At 6:30 p.m. EST tonight trough located from the Ontario - Manitoba
border to Illinois.
By 6:30 p.m. EST Wednesday dissipating trough located on a line
northwest-southeast over James Bay.

At 6:30 p.m. EST tonight low 1004 mb located over Oklahoma.
By 6:30 p.m. EST Wednesday approaching low 1008 mb located over
northern Indiana.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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