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Western Lake Ontario

Forecast

Marine Forecast

Issued 06:30 PM EST 05 December 2019

Tonight and Friday.

Wind west 20 knots diminishing to west 15 this evening and to variable 10 late overnight. Wind increasing to north 15 Friday morning then backing to northwest 20 Friday afternoon.

Snow beginning near midnight becoming rain or snow Friday morning and ending near noon Friday. Visibility as low as 1 mile in precipitation.

Waves

Issued 06:30 PM EST 05 December 2019
Tonight and Friday. Waves one metre subsiding to one half metre near midnight then building to one Friday evening.

Extended Forecast

Issued 06:30 PM EST 05 December 2019
Saturday Wind northwest 15 knots diminishing to light in the afternoon.
Sunday Wind south 20 knots increasing to south 25.
Monday Wind south 25 knots diminishing to south 15.

Ice Forecast*

Issued 12:00 PM EST 5 December 2019 Today Tonight and Friday Ice free.

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

 

[ Canadian Ice Service ]

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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 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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 5 December 2019 Today Tonight and Friday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 5 December 2019 Tonight and Friday At 6:30 p.m. EST tonight departing ridge located on a line
north-south over Lake Huron.

At 6:30 p.m. EST tonight low 1011 mb located over eastern Wisconsin.
By 6:30 p.m. EST Friday low 1010 mb located over Vermont.

At 6:30 p.m. EST tonight ridge located on a line northeast-southwest
over southeastern Saskatchewan.
By 6:30 p.m. EST Friday ridge located on a line northeast-southwest
over Lake Superior.

Great Lakes - Lake Erie and Lake Ontario Area

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