Eastern Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 26 April 2017

Today Tonight and Thursday

Gale warning in effect.

Wind northeast 25 knots increasing to northeast 35 this morning then diminishing to northeast 25 this afternoon. Wind veering to east 25 this evening then to southeast 25 Thursday morning. Wind diminishing to variable 20 Thursday afternoon then increasing to west 25 Thursday evening.

Periods of rain. Risk of freezing rain today and this evening. Fog patches dissipating Thursday morning.

Waves

Issued 03:00 AM EDT 26 April 2017
Today Tonight and Thursday Waves 2 metres building to 2 to 3 near noon then subsiding to 2 early this evening.

Extended Forecast

Issued 03:00 AM EDT 26 April 2017
Friday Wind west 15 knots increasing to west 20 in the afternoon.
Saturday Wind northwest 20 knots veering to northeast 15 late in the day.
Sunday Wind northeast 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 25 April 2017 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 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 EDT 25 April 2017 Today Tonight and Wednesday

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Gale warning in effect

Eastern Lake Superior

Issued 03:00 AM EDT 26 April 2017

'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 EDT 26 April 2017 Today Tonight and Thursday At 3:00 a.m. EDT today low 993 mb located over Iowa.
By 3:00 a.m. EDT Thursday low 990 mb located over southern Lake
Michigan.

At 3:00 a.m. EDT today trough from low located on a line
northeast-southwest over central Lake Superior.
By 3:00 a.m. EDT Thursday trough from low located on a line
north-south over eastern Lake Superior.

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