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Western Lake Superior

Warnings

Forecast

Marine Forecast

Issued 10:30 AM EST 24 January 2021

Today Tonight and Monday.

Wind southwest 20 knots veering to northwest 20 early this evening then to north 15 early Monday morning. Wind veering to northeast 15 Monday evening.

Periods of snow ending this evening. Visibility 1 mile or less in snow.

Waves

Issued 10:30 AM EST 24 January 2021
Today Tonight and Monday. Waves one and one half metres subsiding to one near midnight.

Extended Forecast

Issued 03:00 AM EST 24 January 2021
Tuesday Wind northeast 20 knots.
Wednesday Wind northeast 15 knots.
Thursday Wind northeast 15 knots becoming southwest 15 late in the day.

Ice Forecast*

Issued 12:00 PM EST 24 January 2021 Today Tonight and Monday Open water except 5 tenths new lake ice including 2 tenths thin lake ice along parts of the shores. Consolidated thick lake ice in Black Bay and Nipigon 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 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 EST 24 January 2021 Today Tonight and Monday

Ice Coverage

Open water except 5 tenths new lake ice including 2 tenths thin lake
ice along parts of the shores. Consolidated thick lake ice in Black
Bay and Nipigon Bay.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:30 AM EST 24 January 2021 Today Tonight and Monday At 10:30 a.m. EST today dissipating ridge located on a line
north-south over the Ontario - Quebec border.

At 10:30 a.m. EST today dissipating low 1016 mb located over
northwestern Ontario.

At 10:30 a.m. EST today ridge located on a line northwest-southeast
over North Dakota.
By 10:30 a.m. EST Monday ridge located on a line northwest-southeast
over Lake of the Woods.

By 10:30 a.m. EST Monday approaching low 999 mb located over
eastern Kansas.

Great Lakes - Lake Superior Area

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Marine Weather for Canada

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Go prepared with Highway 93 forecasts. Highway regions are available in the Alberta text forecast bulletin between Lake Louise and Jasper. (Photo by: Natalie Anderson)

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