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Eastern Lake Ontario

Forecast

Marine Forecast

Issued 10:30 AM EST 29 November 2021

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind light becoming west 10 knots this afternoon then increasing to west 15 this evening. Wind diminishing to west 10 late overnight then increasing to southwest 15 Tuesday morning. Wind increasing to southwest 20 Tuesday afternoon and to west 30 Tuesday evening.

Flurries or showers beginning this evening becoming showers near noon Tuesday.

Waves

Issued 10:30 AM EST 29 November 2021
Today Tonight and Tuesday. Waves 0.5 metres or less building to 1 near noon Tuesday and to 2 Tuesday evening.

Extended Forecast

Issued 03:00 AM EST 29 November 2021
Wednesday Wind west 25 knots diminishing to light in the morning then increasing to southwest 25 late in the day.
Thursday Wind southwest 25 knots veering to west 30 late in the day.
Friday Wind northwest 15 knots diminishing to light.

Ice Forecast*

Issued 12:00 PM EST 29 November 2021 Today Tonight and Tuesday 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 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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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 29 November 2021 Today Tonight and Tuesday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Eastern Lake Ontario

Issued 10:30 AM EST 29 November 2021

'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. 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 10:30 AM EST 29 November 2021 Today Tonight and Tuesday At 10:30 a.m. EST today low 1010 mb located over northwestern
Minnesota.
By 10:30 a.m. EST Tuesday low 1010 mb located near Lake Huron.

At 10:30 a.m. EST today ridge located on a line northeast-southwest
over northwestern Ontario.
By 10:30 a.m. EST Tuesday ridge located on a line north-south over
central Quebec.

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