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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EDT 09 April 2020

Today Tonight and Friday.

Wind northwest 15 knots backing to west 20 near noon then increasing to west 30 late overnight. Wind diminishing to northwest 20 Friday evening.

Waves

Issued 10:30 AM EDT 09 April 2020
Today Tonight and Friday. Waves one metre building to 2 this afternoon and to 2 to 3 late this evening. Waves subsiding to 2 Friday evening.

Extended Forecast

Issued 03:00 AM EDT 09 April 2020
Saturday Wind northwest 20 knots backing to southwest 15 in the afternoon.
Sunday Wind south 15 knots backing to east 15.
Monday Wind southeast 20 knots increasing to west 35.

Ice Forecast*

Issued 12:00 PM EDT 8 April 2020 Today Tonight and Thursday Ice free.

*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 / 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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» US Marine Weather
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 8 April 2020 Today Tonight and Thursday

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 9 April 2020 Today Tonight and Friday At 10:30 a.m. EDT today trough located from James Bay to Lake
Nipissing then to Lake Ontario.
By 10:30 a.m. EDT Friday trough located on a line
northwest-southeast over Nova Scotia.

At 10:30 a.m. EDT today high 1029 mb located off Saskatchewan.
By 10:30 a.m. EDT Friday high 1027 mb located over Missouri.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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