Western Lake Ontario


Marine Forecast

Issued 03:00 AM EDT 07 October 2015

Today Tonight and Thursday

Wind west 10 knots increasing to north 15 this afternoon then veering to northeast 15 near midnight. Wind veering to east 15 Thursday morning then to southeast 15 Thursday evening.

Chance of showers today.


Issued 03:00 AM EDT 07 October 2015
Today Tonight and Thursday Waves one half metre or less building to one early this evening.

Extended Forecast

Issued 03:00 AM EDT 07 October 2015
Friday Wind southwest 20 knots becoming north 20 in the afternoon.
Saturday Wind northeast 15 knots diminishing to light.
Sunday Wind southwest 20 knots.

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Weather Conditions

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Map of Great Lakes - Lake Huron 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 1 June 2015 Forecasts have ended for the season.

No watches or warnings in effect.


Technical Marine Synopsis

Issued 3:00 AM EDT 7 October 2015 Today Tonight and Thursday At 3:00 a.m. EDT today ridge located from Lake Winnipeg to Illinois
then to New England.
By 3:00 a.m. EDT Thursday ridge located on a line north-south over
Lake Nipissing.

At 3:00 a.m. EDT today departing low 988 mb located over eastern
Hudson Bay.

By 3:00 a.m. EDT Thursday low 1008 mb located near Lake of the

Great Lakes - Lake Huron Area

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