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Western Lake Ontario

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EST 04 December 2024

Today Tonight and Thursday.

Gale warning in effect.

Wind southwest 25 knots increasing to west 30 to 35 overnight then veering to northwest 30 to 35 Thursday afternoon.

Snow beginning early this morning changing to scattered flurries early this evening then to showers this evening. Scattered flurries Thursday morning and ending near noon Thursday. Visibility 1 mile or less in precipitation.

Waves

Issued 03:00 AM EST 04 December 2024
Today Tonight and Thursday. Waves 1 to 1.5 metres building to 2 early this morning then subsiding to 1.5 near midnight. Waves building to 2 Thursday morning.

Extended Forecast

Issued 03:00 AM EST 04 December 2024
Friday Wind northwest 20 knots backing to southwest 20 late in the day.
Saturday Wind southwest 30 knots.
Sunday Wind southwest 30 knots.

Ice Forecast*

Issued 12:00 PM EST 3 December 2024 Today Tonight and Wednesday Open water.

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

 

[ Canadian Ice Service ]

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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 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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land station Land Station
Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 3 December 2024 Today Tonight and Wednesday

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Gale warning in effect

Western Lake Ontario

Issued 03:00 AM EST 04 December 2024

'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 4 December 2024 Today Tonight and Thursday At 3:00 a.m. EST today departing ridge located from Virginia
to Quebec.

At 3:00 a.m. EST today low 1001 mb located over northwestern
Ontario.
By 3:00 a.m. EST Thursday low 994 mb located near Georgian Bay.

At 3:00 a.m. EST today ridge located on a line northwest-southeast
over southern Saskatchewan.
By 3:00 a.m. EST Thursday approaching ridge located on a line
north-south over Manitoba.

Great Lakes - Lake Huron Area

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Marine Weather for Canada

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