Eastern Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EST 05 March 2015

Tonight and Friday

Wind southwest 20 knots increasing to southwest 25 late overnight then veering to west 20 Friday afternoon. Wind backing to southwest 15 Friday evening.

Chance of flurries Friday afternoon and evening.

Waves

Issued 06:30 PM EST 05 March 2015
Tonight and Friday Mainly ice covered.

Extended Forecast

Issued 06:30 PM EST 05 March 2015
Saturday Wind light.
Sunday Wind southwest 15 knots veering to northwest 15.
Monday Wind west 15 knots backing to southwest 20.

Ice Forecast*

Issued 12:00 PM EST 5 March 2015 Today Tonight and Friday 9 tenths of medium lake ice including 3 tenths of thick lake ice except 9 plus of thick lake ice along the southern and southeastern shore.

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

 

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Map of Great Lakes - Lake Superior marine weather areas Mid Superior - 45001 East Superior - 45004 West Superior - 45006 Slate Island - 45136 Lake Of the Woods - 45148 Royal Island Armstrong Cameron Falls Caribou Island Geraldton Airport Marathon Airport Pukaskwa National Park Thunder Bay Airport Welcome Island Little Flatland Island Sault Ste. Marie Airport Wawa Airport Kenora Airport
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Ice Conditions

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

Ice Forecasts

Issued 12:00 PM EST 5 March 2015 Today Tonight and Friday

Ice Coverage

9 tenths of medium lake ice including 3 tenths of thick lake ice
except 9 plus of thick lake ice along the southern and southeastern
shore.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EST 5 March 2015 Tonight and Friday At 6:30 p.m. EST tonight ridge located on a line northeast-southwest
over Michigan.
By 6:30 p.m. EST Friday ridge located on a line northeast-southwest
over West Virginia.

At 6:30 p.m. EST tonight trough located on a line north-south
over Manitoba.
By 6:30 p.m. EST Friday trough located on a line north-south over
James Bay.

By 6:30 p.m. EST Friday low 1009 mb located over Lake Winnipeg.

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