Western Lake Superior

Forecast

Marine Forecast

Issued 06:30 PM EDT 27 April 2015

Tonight and Tuesday

Wind variable 10 knots becoming north 10 Tuesday evening.

Chance of showers Tuesday evening.

Waves

Issued 06:30 PM EDT 27 April 2015
Tonight and Tuesday Over open water waves one half metre subsiding to less than one half metre this evening then building to one half metre Tuesday evening.

Extended Forecast

Issued 06:30 PM EDT 27 April 2015
Wednesday Wind light.
Thursday Wind light.
Friday Wind light becoming south 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 27 April 2015 Today Tonight and Tuesday Open water except 5 tenths of very thick lake ice in Thunder Bay. Consolidated very thick lake ice in Black Bay and Nipigon Bay.

*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 EDT 27 April 2015 Today Tonight and Tuesday

Ice Coverage

Open water except 5 tenths of very thick lake ice in Thunder Bay.
Consolidated very thick lake ice in Black Bay and Nipigon Bay.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 6:30 PM EDT 27 April 2015 Tonight and Tuesday At 6:30 p.m. EDT tonight quasi-stationary low 993 mb located over
Nova Scotia.

At 6:30 p.m. EDT tonight building high located near Manitoba.

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