Western Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EDT 24 June 2017

Tonight and Sunday.

Strong wind warning in effect.

Wind northwest 15 knots backing to southwest 15 this evening then increasing to southwest 20 near noon Sunday. Wind diminishing to southwest 15 Sunday evening.

Chance of showers Sunday afternoon and evening with a risk of thunderstorms.

Waves

Issued 06:30 PM EDT 24 June 2017
Tonight and Sunday. Waves one half metre building to one this evening and to one and one half metres Sunday afternoon. Waves subsiding to one Sunday evening.

Extended Forecast

Issued 06:30 PM EDT 24 June 2017
Monday Wind light.
Tuesday Wind light becoming west 15 knots.
Wednesday Wind light.

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Weather Conditions

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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 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 Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Municipal Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 27 April 2017 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Ontario

Issued 9:30 PM EDT 24 June 2017

'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 24 June 2017 Tonight and Sunday At 6:30 p.m. EDT tonight low 988 mb located over northern Quebec.
By 6:30 p.m. EDT Sunday departing low 978 mb located northeast
of Labrador.

At 6:30 p.m. EDT tonight trough from low located on a line
northeast-southwest over Lake Superior.
By 6:30 p.m. EDT Sunday trough from low located on a line east-west
over Lake Huron.

At 6:30 p.m. EDT tonight ridge located on a line northwest-southeast
over Alberta.
By 6:30 p.m. EDT Sunday ridge located on a line northwest-southeast
over Saskatchewan.

Great Lakes - Lake Erie and Lake Ontario Area

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