Eastern Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EST 21 February 2017

Tonight and Wednesday

Wind west 15 knots backing to south 15 this evening then becoming variable 15 Wednesday morning. Wind becoming northeast 15 Wednesday evening.

Chance of showers early this evening and beginning late overnight.

Waves

Issued 06:30 PM EST 21 February 2017
Tonight and Wednesday Waves one half metre.

Extended Forecast

Issued 06:30 PM EST 21 February 2017
Thursday Wind north 20 knots.
Friday Wind north 20 knots veering to northeast 25 late in the day.
Saturday Wind northeast 35 knots diminishing to north 25.

Ice Forecast*

Issued 12:00 PM EST 21 February 2017 Today Tonight and Wednesday Open water except 3 tenths of new lake ice including 1 tenth of medium lake ice along parts of the southeastern shore south of Cape Gargantua.

*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 Municipal 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 February 2017 Today Tonight and Wednesday

Ice Coverage

Open water except 3 tenths of new lake ice including 1 tenth of
medium lake ice along parts of the southeastern shore south of Cape
Gargantua.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 21 February 2017 Tonight and Wednesday At 6:30 p.m. EST tonight departing ridge located on a line
northeast-southwest over Nova Scotia.

At 6:30 p.m. EST tonight low 986 mb located over Hudson Bay.
By 6:30 p.m. EST Wednesday low 999 mb located over eastern
Hudson Bay.

At 6:30 p.m. EST tonight departing trough located from the low
to Ohio.

At 6:30 p.m. EST tonight low 1000 mb located over South Dakota.
By 6:30 p.m. EST Wednesday low 1001 mb located over northeastern
Ontario.

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