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Western Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EST 16 January 2021

Today Tonight and Sunday.

Wind north 20 knots veering to northeast 15 early this evening then diminishing to northeast 10 near noon Sunday. Wind becoming light Sunday evening.

Waves

Issued 03:00 AM EST 16 January 2021
Today Tonight and Sunday. Waves one and one half metres subsiding to one half to one metre this evening and to one half metre or less Sunday afternoon.

Extended Forecast

Issued 03:00 AM EST 16 January 2021
Monday Wind northeast 15 knots increasing to northeast 20 in the afternoon.
Tuesday Wind northeast 20 knots backing to northwest 20.
Wednesday Wind south 30 knots.

Ice Forecast*

Issued 12:00 PM EST 15 January 2021 Today Tonight and Saturday Open water except 2 tenths thin lake ice along parts of the shores. Consolidated thick lake ice in Black Bay. Consolidated medium lake ice in 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 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 15 January 2021 Today Tonight and Saturday

Ice Coverage

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

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 16 January 2021 Today Tonight and Sunday At 3:00 a.m. EST today weakening low 1001 mb located over northern
Lower Michigan.
By 3:00 a.m. EST Sunday trough located on a line east-west over
Lake Huron.

At 3:00 a.m. EST today low 1000 mb located east of Virginia.
By 3:00 a.m. EST Sunday low 985 mb located over New Brunswick.

At 3:00 a.m. EST today ridge located on a line northeast-southwest
over Manitoba.
By 3:00 a.m. EST Sunday ridge located on a line northeast-southwest
over northern Ontario.

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Need to travel Alberta Highway 93?

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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