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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 19 January 2020

Today Tonight and Monday.

Gale warning in effect.

Wind west 35 knots diminishing to northwest 25 early this morning and to north 15 near midnight. Wind diminishing to northwest 10 Monday morning then increasing to northwest 15 Monday afternoon.

Flurries ending this evening.

Waves

Issued 03:00 AM EST 19 January 2020
Today Tonight and Monday. Waves 2 to 3 metres subsiding to one and one half metres this morning and to one half metre overnight. Waves subsiding to less than one half metre near noon Monday then building to one Monday evening.

Extended Forecast

Issued 03:00 AM EST 19 January 2020
Tuesday Wind light increasing to west 15 knots in the morning and to southwest 25 in the afternoon.
Wednesday Wind southwest 25 knots.
Thursday Wind southwest 15 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EST 18 January 2020 Today Tonight and Sunday Open water.

*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 18 January 2020 Today Tonight and Sunday

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Gale warning in effect

Western Lake Ontario

Issued 03:00 AM EST 19 January 2020

'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 3:00 AM EST 19 January 2020 Today Tonight and Monday At 3:00 a.m. EST today low 998 mb located north of Lake Ontario.
By 3:00 a.m. EST Monday departing low 989 mb located over the
Maritimes.

At 3:00 a.m. EST today trough from low located from Duluth to
Toronto.
By 3:00 a.m. EST Monday trough from low located on a line
northeast-southwest over Nova Scotia.

At 3:00 a.m. EST today high 1045 mb located over Saskatchewan.
By 3:00 a.m. EST Monday high 1045 mb located over North Dakota.

Great Lakes - Lake Erie and Lake Ontario Area

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Marine Weather for Canada

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