Eastern Lake Superior


Marine Forecast

Issued 10:30 AM EDT 25 September 2016

Today Tonight and Monday

Gale warning in effect.

Wind southeast 20 knots increasing to southeast 30 this afternoon and to southeast 35 this evening. Wind diminishing to southeast 25 late overnight then veering to southwest 25 early Monday morning.

Showers beginning this afternoon changing to chance of showers Monday morning then to a few showers near noon Monday.


Issued 10:30 AM EDT 25 September 2016
Today Tonight and Monday Waves one and one half metres building to 2 to 3 near noon and to 3 to 4 near midnight. Waves subsiding to 2 to 3 early Monday morning.

Extended Forecast

Issued 03:00 AM EDT 25 September 2016
Tuesday Wind west 25 knots diminishing to variable 15 in the morning then increasing to north 20 in the afternoon.
Wednesday Wind northeast 15 knots.
Thursday Wind north 15 knots diminishing to light.

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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 7 May 2016 Forecasts have ended for the season.

Warnings (In effect)

Gale warning in effect

Eastern Lake Superior

Issued 10:30 AM EDT 25 September 2016

'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.


Technical Marine Synopsis

Issued 10:30 AM EDT 25 September 2016 Today Tonight and Monday At 10:30 a.m. EDT today ridge located from Hudson Bay to Virginia.
By 10:30 a.m. EDT Monday ridge located on a line north-south over
central Quebec.

At 10:30 a.m. EDT today low 1002 mb located over central Manitoba.
By 10:30 a.m. EDT Monday low 997 mb located over northwestern

Great Lakes - Lake Huron Area

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