Eastern Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 25 April 2015

Today Tonight and Sunday

Wind light becoming northeast 10 knots this morning then backing to north 10 this afternoon. Wind increasing to northeast 15 near midnight then backing to north 15 Sunday morning. Wind backing to northwest 15 near noon Sunday.

Waves

Issued 03:00 AM EDT 25 April 2015
Today Tonight and Sunday Over open water waves less than one half metre building to one half metre near noon.

Extended Forecast

Issued 03:00 AM EDT 25 April 2015
Monday Wind north 15 knots diminishing to light late in the day.
Tuesday Wind light.
Wednesday Wind light.

Ice Forecast*

Issued 12:00 PM EDT 24 April 2015 Today Tonight and Saturday Special ice warning in effect. 1 tenth of thick lake ice in strips and patches except 9 tenths of thick lake ice over the extreme eastern section and along the north shore. Unusual presence of lake ice in eastern and western and northern sections.

*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 Egbert 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 Kemptville 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 Toronto Pearson Int'l Airport CFB Trenton Peterborough Municipal Airport Killarney Western Islands CFB Borden Cove Island Long Point Port Colborne Erieau Point Pelee Toronto Buttonville Municipal Airport
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EDT 24 April 2015 Today Tonight and Saturday

Ice Coverage

Special ice warning in effect.

1 tenth of thick lake ice in strips and patches except 9 tenths of
thick lake ice over the extreme eastern section and along the north
shore. Unusual presence of lake ice in eastern and western and
northern sections.

Warnings

Warnings (In effect)

Special ice warning in effect

Eastern Lake Superior

Issued 12:00 PM EDT 24 April 2015

Navigators in this marine area should be on the lookout for hazardous ice conditions and take necessary safety precautions. Please refer to the latest ice forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 25 April 2015 Today Tonight and Sunday At 3:00 a.m. EDT today quasi-stationary trough located on a line
northwest-southeast over western Quebec.

At 3:00 a.m. EDT today ridge located from Hudson Bay to Lake Huron
then to Virginia.
By 3:00 a.m. EDT Sunday ridge located on a line northwest-southeast
over Lake Huron.

At 3:00 a.m. EDT today low 992 mb located over Kansas.
By 3:00 a.m. EDT Sunday low 1000 mb located over Kentucky.

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