Eastern Lake Ontario


Marine Forecast

Issued 00:20 AM EST 09 December 2016


Wind west 25 knots veering to northwest 20 early Friday morning.

Flurries ending early Friday morning. Visibility 1 mile or less in flurries.


Issued 00:20 AM EST 09 December 2016
Today Waves 2 to 3 metres subsiding to one early Friday morning.

Extended Forecast

Issued 06:30 PM EST 08 December 2016
Saturday Wind northwest 20 knots diminishing to light in the morning.
Sunday Wind west 20 knots backing to south 15.
Monday Wind south 15 knots increasing to north 25 late in the day.

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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 7 May 2016 Forecasts have ended for the season.

No watches or warnings in effect.


Technical Marine Synopsis

Issued 6:30 PM EST 8 December 2016 Tonight and Friday At 6:30 p.m. EST tonight departing cold front located on a line
northeast-southwest over southern Ontario.

At 6:30 p.m. EST tonight quasi-stationary trough located on a line
east-west over Lake Huron.

At 6:30 p.m. EST tonight quasi-stationary ridge located on a line
north-south over Saskatchewan.

Great Lakes - Lake Erie and Lake Ontario Area

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