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Western Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EST 27 February 2021

Today Tonight and Sunday.

Wind southwest 25 knots diminishing to west 15 early this morning then veering to north 20 late this morning. Wind veering to northeast 15 this afternoon then backing to north 20 near noon Sunday. Wind backing to northwest 25 Sunday evening.

Snow Sunday. Visibility as low as 1 mile in snow.

Risk of freezing spray Sunday late in the day.

Waves

Issued 03:00 AM EST 27 February 2021
Today Tonight and Sunday. Over open water waves one and one half metres subsiding to one half to one metre this morning then building to one and one half metres near noon Sunday.

Extended Forecast

Issued 03:00 AM EST 27 February 2021
Monday Wind northwest 40 knots diminishing to northwest 25 in the afternoon and to northwest 15 late in the day.
Tuesday Wind southwest 20 knots increasing to southwest 30.
Wednesday Wind west 25 knots veering to north 20.

Ice Forecast*

Issued 12:00 PM EST 26 February 2021 Today Tonight and Saturday 3 tenths medium lake ice. Consolidated thick lake ice in most bays.

*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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land station Land Station
Ice Conditions

*Ice Forecast and Warnings also apply to U.S. waters

Ice Forecasts

Issued 12:00 PM EST 26 February 2021 Today Tonight and Saturday

Ice Coverage

3 tenths medium lake ice. Consolidated thick lake ice in most bays.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EST 27 February 2021 Today Tonight and Sunday At 3:00 a.m. EST today departing ridge located on a line
northeast-southwest over Nova Scotia.

At 3:00 a.m. EST today departing cold front located from James
Bay to Minnesota.

By 3:00 a.m. EST Sunday approaching low 1000 mb located over Iowa.

By 3:00 a.m. EST Sunday ridge located on a line northeast-southwest
over northwestern Ontario.

Great Lakes - Lake Superior Area

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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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