Western Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 26 March 2017

Today Tonight and Monday

Wind southeast 15 knots diminishing to light early this evening.

Periods of rain beginning early this morning. Risk of freezing rain this morning changing to chance of drizzle tonight. Fog patches forming early this evening and dissipating Monday morning.

Waves

Issued 03:00 AM EDT 26 March 2017
Today Tonight and Monday Waves one metre subsiding to less than one half metre this evening.

Extended Forecast

Issued 03:00 AM EDT 26 March 2017
Tuesday Wind north 15 knots diminishing to light in the afternoon.
Wednesday Wind light becoming east 15 knots.
Thursday Wind southeast 15 knots.

Ice Forecast*

Issued 12:00 PM EDT 25 March 2017 Today Tonight and Sunday Open water except 2 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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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 25 March 2017 Today Tonight and Sunday

Ice Coverage

Open water except 2 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 3:00 AM EDT 26 March 2017 Today Tonight and Monday At 3:00 a.m. EDT today high 1036 mb located over central Quebec.
By 3:00 a.m. EDT Monday high 1038 mb located over eastern Quebec.

At 3:00 a.m. EDT today low 1008 mb located over southeastern Iowa.
By 3:00 a.m. EDT Monday low 1010 mb located over northern Lake
Huron.

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