Western Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 26 March 2019

Today Tonight and Wednesday.

Wind northwest 10 knots becoming light early this morning then increasing to southwest 15 late this morning. Wind increasing to southwest 20 near midnight then backing to south 20 near noon Wednesday. Wind veering to southwest 20 Wednesday evening.

Showers beginning near noon Wednesday changing to periods of drizzle and fog patches Wednesday evening.

Waves

Issued 03:00 AM EDT 26 March 2019
Today Tonight and Wednesday. Over open water waves one half metre or less building to one half to one metre near noon.

Extended Forecast

Issued 03:00 AM EDT 26 March 2019
Thursday Wind south 25 knots becoming northwest 25 in the morning then diminishing to northwest 15 in the afternoon.
Friday Wind light becoming southwest 15 knots late in the day.
Saturday Wind north 35 knots diminishing to north 25 late in the day.

Ice Forecast*

Issued 12:00 PM EDT 25 March 2019 Today Tonight and Tuesday 1 tenth thick lake ice except 9 plus tenths thick lake ice in the southern section. Consolidated thick lake ice including 4 tenths very thick lake ice along the northern shore and parts of the southern shore.

*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 Kenora Airport 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
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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 2019 Today Tonight and Tuesday

Ice Coverage

1 tenth thick lake ice except 9 plus tenths thick lake ice in the
southern section. Consolidated thick lake ice including 4 tenths
very thick lake ice along the northern shore and parts of the
southern shore.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 26 March 2019 Today Tonight and Wednesday At 3:00 a.m. EDT today high 1032 mb located over Minnesota.
By 3:00 a.m. EDT Wednesday high 1034 mb located over southern
Ontario.

At 3:00 a.m. EDT Wednesday approaching trough located on a line
northeast-southwest over northern Manitoba.

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