Eastern Lake Ontario

Forecast

Marine Forecast

Issued 10:30 AM EDT 19 July 2018

Today Tonight and Friday.

Strong wind warning in effect.

Wind variable 10 knots becoming southeast 10 this evening then increasing to southeast 15 late overnight. Wind increasing to east 20 near noon Friday then veering to southeast 20 Friday evening.

Waves

Issued 10:30 AM EDT 19 July 2018
Today Tonight and Friday. Waves one half metre building to one Friday afternoon.

Extended Forecast

Issued 03:00 AM EDT 19 July 2018
Saturday Wind southeast 15 knots increasing to southeast 20 in the morning.
Sunday Wind southeast 15 knots diminishing to light.
Monday Wind light becoming northeast 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 6 July 2018 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 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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 6 July 2018

Ice Coverage

Forecasts available to mariners upon request.

Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Ontario

Issued 10:30 AM EDT 19 July 2018

'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 19 July 2018 Today Tonight and Friday At 10:30 a.m. EDT today high 1021 mb located over New York State.
By 10:30 a.m. EDT Friday high 1022 mb located south of Nova Scotia.

At 10:30 a.m. EDT today quasi-stationary trough located on a line
east-west over northern Ontario.

At 10:30 a.m. EDT today low 1005 mb located over Minnesota.
By 10:30 a.m. EDT Friday low 1002 mb located over Wisconsin.

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