Eastern Lake Superior

Forecast

Marine Forecast

Issued 10:30 AM EDT 24 March 2017

Today Tonight and Saturday

Wind light increasing to north 15 knots this afternoon then veering to northeast 20 early this evening. Wind increasing to northeast 25 late this evening then veering to east 20 late overnight. Wind diminishing to east 15 near noon Saturday.

Waves

Issued 10:30 AM EDT 24 March 2017
Today Tonight and Saturday Waves one half metre building to 2 early this evening then subsiding to one Saturday afternoon.

Extended Forecast

Issued 03:00 AM EDT 24 March 2017
Sunday Wind southeast 20 knots.
Monday Wind light becoming northwest 15 knots.
Tuesday Wind light.

Ice Forecast*

Issued 12:00 PM EDT 24 March 2017 Today Tonight and Saturday Open water except 5 tenths of thin lake ice in Thunder Bay and along parts of the shore. Consolidated thick lake ice in Black Bay, Nipigon Bay and Chequamegon Bay.

*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 Superior marine weather areas Mid Superior - 45001 East Superior - 45004 West Superior - 45006 Slate Island - 45136 Lake Of the Woods - 45148 Royal Island Armstrong Airport Caribou Island 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 EDT 24 March 2017 Today Tonight and Saturday

Ice Coverage

Open water except 5 tenths of thin lake ice in Thunder Bay and along
parts of the shore. Consolidated thick lake ice in Black Bay,
Nipigon Bay and Chequamegon Bay.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EDT 24 March 2017 Today Tonight and Saturday At 10:30 a.m. EDT today trough located from James Bay to Iowa.
By 10:30 a.m. EDT Saturday trough located from Pennsylvania to
Missouri.

At 10:30 a.m. EDT today high 1033 mb located over northern Manitoba.
By 10:30 a.m. EDT Saturday high 1037 mb located over northeastern
Ontario.

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