Eastern Lake Superior

Forecast

Marine Forecast

Issued 10:30 AM EST 31 January 2015

Today Tonight and Sunday

Wind northwest 20 knots veering to north 25 this afternoon then diminishing to northeast 15 near midnight. Wind diminishing to north 10 early Sunday morning.

A few flurries ending this afternoon. Visibility 1 mile or less in flurries.

Freezing spray warning in effect.

Freezing spray ending overnight.

Waves

Issued 10:30 AM EST 31 January 2015
Today Tonight and Sunday Over open water waves one half to one metre building to 2 near noon then subsiding to one late overnight.

Extended Forecast

Issued 03:00 AM EST 31 January 2015
Monday Wind light increasing to west 20 knots late in the day.
Tuesday Wind west 20 knots diminishing to light late in the day.
Wednesday Wind light increasing to northwest 20 knots.

Ice Forecast*

Issued 12:02 PM EST 31 January 2015 Today Tonight and Sunday Open water except 9 tenths of thin lake ice along the southern shore. 8 tenths of thin lake ice including 3 tenths of medium lake ice along the eastern shore.

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

 

[ Canadian Ice Service ]

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Weather Conditions

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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 Forecasts

Issued 12:02 PM EST 31 January 2015 Today Tonight and Sunday

Ice Coverage

Open water except 9 tenths of thin lake ice along the southern shore. 8 tenths of thin lake ice including 3 tenths of medium lake ice along the eastern shore.

Warnings

Warnings (In effect)

Freezing spray warning in effect

Eastern Lake Superior

Issued 10:30 AM EST 31 January 2015

Moderate or severe freezing spray is 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 31 January 2015 Today Tonight and Sunday At 10:30 a.m. EST today ridge located on a line northeast-southwest
over Lake Ontario.
By 10:30 a.m. EST Sunday ridge located on a line north-south over
the East Coast of the U.S.

At 10:30 a.m. EST today trough located on a line northeast-southwest
over eastern Lake Superior.
By 10:30 a.m. EST Sunday low 1007 mb located over Missouri.

At 10:30 a.m. EST today high 1044 mb located over northwestern
Saskatchewan.
By 10:30 a.m. EST Sunday high 1042 mb located over North Dakota.

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