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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 06:30 PM EST 10 December 2019

Tonight and Wednesday.

Gale warning in effect.

Wind west 20 knots increasing to west 30 Wednesday morning and to west 35 Wednesday afternoon. Wind diminishing to west 25 Wednesday evening.

Flurries Wednesday afternoon and evening. Visibility 1 mile or less in flurries.

Risk of freezing spray Wednesday afternoon and evening.

Waves

Issued 06:30 PM EST 10 December 2019
Tonight and Wednesday. Waves one and one half metres building to 2 near noon Wednesday and to 3 Wednesday evening.

Extended Forecast

Issued 06:30 PM EST 10 December 2019
Thursday Wind west 25 knots diminishing to light in the afternoon then becoming south 15 late in the day.
Friday Wind south 15 knots increasing to south 20.
Saturday Wind light becoming west 15 knots late in the day.

Ice Forecast*

Issued 12:00 PM EST 10 December 2019 Today Tonight and Wednesday 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 EST 10 December 2019 Today Tonight and Wednesday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Gale warning in effect

Western Lake Ontario

Issued 6:30 PM EST 10 December 2019

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 EST 10 December 2019 Tonight and Wednesday At 6:30 p.m. EST tonight departing trough located on a line
northeast-southwest over New England.

At 6:30 p.m. EST tonight ridge located on a line northwest-southeast
over North Dakota.
By 6:30 p.m. EST Wednesday ridge located on a line
northwest-southeast over Lake of the Woods.

At 6:30 p.m. EST tonight low 1014 mb located over eastern Lake
Superior.
By 6:30 p.m. EST Wednesday low 1015 mb located over central Quebec.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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