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Our website will be temporary unavailable on May 15, 2024 between 2 to 3 pm EDT.

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Eastern Lake Superior

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 15 May 2024

Today Tonight and Thursday.

Wind northeast 10 knots backing to northwest 10 near noon then veering to northeast 10 near midnight. Wind veering to east 10 Thursday morning then increasing to east 15 Thursday evening.

Showers Thursday evening.

Waves

Issued 03:00 AM EDT 15 May 2024
Today Tonight and Thursday. Waves 0.5 metres or less.

Extended Forecast

Issued 03:00 AM EDT 15 May 2024
Friday Wind southeast 15 knots diminishing to light in the morning.
Saturday Wind light.
Sunday Wind south 15 knots diminishing to light.

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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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buoy Buoy
land station Land Station
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.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 15 May 2024 Today Tonight and Thursday At 3:00 a.m. EDT today trough located on a line northeast-southwest
over the St. Lawrence River.
By 3:00 a.m. EDT Thursday trough located on a line
northeast-southwest over Maine.

At 3:00 a.m. EDT today ridge located on a line north-south over
Lake Nipigon.
By 3:00 a.m. EDT Thursday ridge located on a line north-south over
northeastern Ontario.

Great Lakes - Lake Superior Area

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Marine Weather for Canada

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