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Eastern Lake Superior


Marine Forecast

Issued 06:30 PM EDT 14 June 2024

Tonight and Saturday.

Wind northwest 15 knots diminishing to light this evening then increasing to southeast 15 early Saturday morning. Wind increasing to south 15 to 20 Saturday evening.


Issued 06:30 PM EDT 14 June 2024
Tonight and Saturday. Waves 0.5 to 1 metre subsiding to 0.5 or less near midnight then building to 0.5 to 1 Saturday morning.

Extended Forecast

Issued 06:30 PM EDT 14 June 2024
Sunday Wind southeast 15 knots increasing to southeast 20 in the morning.
Monday Wind south 15 knots diminishing to light.
Tuesday Wind light increasing to south 20 knots late in the day.

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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 27 April 2024 Forecasts have ended for the season.

No watches or warnings in effect.


Technical Marine Synopsis

Issued 3:00 AM EDT 15 June 2024 Today Tonight and Sunday At 3:00 a.m. EDT today high 1022 mb located over northeastern
By 3:00 a.m. EDT Sunday high 1024 mb located over eastern Ontario.

By 3:00 a.m. EDT Sunday low 993 mb located over North Dakota.

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