Western Lake Ontario

Forecast

Marine Forecast

Issued 10:30 AM EST 21 November 2017

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind south 30 knots veering to southwest 30 near noon then diminishing to west 20 near midnight. Wind veering to northwest 20 Wednesday morning then diminishing to northwest 15 near noon Wednesday.

A few showers beginning early this evening changing to a few flurries late overnight.

Waves

Issued 10:30 AM EST 21 November 2017
Today Tonight and Wednesday. Waves 2 to 3 metres subsiding to one near noon Wednesday.

Extended Forecast

Issued 03:00 AM EST 21 November 2017
Thursday Wind light increasing to southwest 15 knots in the morning and to southwest 25 in the afternoon.
Friday Wind west 20 knots backing to southwest 25 late in the day.
Saturday Wind southwest 25 knots veering to northwest 25 late in the day.

Ice Forecast*

Issued 12:00 PM EST 21 November 2017 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 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 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 Goderich Sarnia Chris Hadfield Airport Tobermory Harrow AAFC Port Weller St. Catharines Airport Southeast Shoal Vineland Station Welland-Pelham Windsor Airport Burlington Lift Bridge Cobourg Hamilton Munro Int'l Airport Oshawa Executive Airport Point Petre Toronto City Centre Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands Cove Island Long Point Port Colborne Erieau Point Pelee
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 21 November 2017 Today Tonight and Wednesday

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Western Lake Ontario

Issued 10:30 AM EST 21 November 2017

'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 21 November 2017 Today Tonight and Wednesday At 10:30 a.m. EST today ridge located on a line north-south over
New Brunswick.
By 10:30 a.m. EST Wednesday ridge located on a line north-south
over Nova Scotia.

At 10:30 a.m. EST today low 986 mb located southwest of James Bay.
By 10:30 a.m. EST Wednesday low 994 mb located over northern Quebec.

At 10:30 a.m. EST today ridge located on a line northwest-southeast
over southern Saskatchewan.
By 10:30 a.m. EST Wednesday ridge located on a line
northeast-southwest over Whitefish Bay.

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