Language selection

Weather shortcuts

Western Lake Superior

Forecast

Marine Forecast

Issued 03:00 AM EDT 31 October 2026

Today Tonight and Sunday.

Wind west 10 knots becoming variable 10 near noon. Wind variable 10 tonight and Sunday.

Periods of drizzle and fog patches overnight and Sunday.

Waves

Issued 03:00 AM EDT 31 October 2026
Today Tonight and Sunday. Waves 0.5 metres or less.

Extended Forecast

Issued 03:00 AM EDT 31 October 2026
Monday Wind light becoming southeast 15 knots late in the day.
Tuesday Wind southeast 15 knots.
Wednesday Wind southeast 15 knots increasing to southeast 20.

Stay connected

ATOM

Weather Conditions

Skip Image

Zoom-in to make a selection

Map of Great Lakes - Lake Superior marine weather areas Wawa Airport Sault Ste. Marie Airport Little Flatland Island Welcome Island Thunder Bay Airport Pukaskwa National Park Caribou Island Armstrong Airport Royal Island Marathon Airport Kenora Airport Slate Island - 45136 Lake Of the Woods - 45148
Legend:
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 17 May 2026 Forecasts have ended for the season.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 31 October 2026 Today Tonight and Sunday At 3:00 a.m. EDT today high 1031 mb located over Michigan.
By 3:00 a.m. EST Sunday high 1035 mb located over New York State.

Great Lakes - Lake Superior Area

Another Region

Features

View yesterday's weather data

Check out weather conditions from the previous day using the Past Data link on each location page.

Date modified: