Marine Forecast
Issued 03:00 AM EDT 01 October 2026
Today Tonight and Friday.
Strong wind warning in effect.
Wind southwest 10 knots increasing to northwest 20 this morning
then diminishing to northwest 15 early this evening. Wind increasing to
northwest 25 Friday morning then diminishing to northwest 15 Friday
evening.
Periods of drizzle and fog patches ending this morning.
Scattered showers Friday.
Winds
Issued 03:00 AM EDT 01 October 2026
Today Tonight and Friday.
Strong wind warning in effect.
Wind southwest 10 knots increasing to northwest 20 this morning
then diminishing to northwest 15 early this evening. Wind increasing to
northwest 25 Friday morning then diminishing to northwest 15 Friday
evening.
Waves
Issued 03:00 AM EDT 01 October 2026
Today Tonight and Friday.
Waves 0.5 metres building to 1 to 1.5 near noon and to 2 near
noon Friday.
Weather & Visibility
Issued 03:00 AM EDT 01 October 2026
Today Tonight and Friday.
Periods of drizzle and fog patches ending this morning.
Scattered showers Friday.
Ice Forecasts
Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings (In effect)
Eastern Lake Superior
Issued 03:00 AM EDT 01 October 2026'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.
Technical Marine Synopsis
Issued 3:00 AM EDT 1 October 2026 Today Tonight and Friday At 3:00 a.m. EDT today quasi-stationary ridge located on a line
northeast-southwest over Virginia.
At 3:00 a.m. EDT today trough located on a line northeast-southwest
over Lake Nipigon.
By 3:00 a.m. EDT Friday trough located on a line northeast-southwest
over southern Ontario.