Marine Forecast
Issued 06:30 PM EST 05 November 2026
Tonight and Friday.
Strong wind warning in effect.
Wind southwest 20 knots diminishing to northwest 15 near
midnight then increasing to northwest 20 Friday evening.
Scattered showers.
Winds
Issued 06:30 PM EST 05 November 2026
Tonight and Friday.
Strong wind warning in effect.
Wind southwest 20 knots diminishing to northwest 15 near
midnight then increasing to northwest 20 Friday evening.
Waves
Issued 06:30 PM EST 05 November 2026
Tonight and Friday.
Waves 0.5 to 1 metre.
Weather & Visibility
Issued 06:30 PM EST 05 November 2026
Tonight and Friday.
Scattered showers.
Ice Forecasts
Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings (In effect)
Lake St. Clair
Issued 6:30 PM EST 05 November 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 6:30 PM EST 5 November 2026 Tonight and Friday At 6:30 p.m. EST tonight building low 1004 mb located over
Whitefish Bay.
By 6:30 p.m. EST Friday low 1014 mb located over southern Ontario.
At 6:30 p.m. EST tonight high 1026 mb located over northwestern
Ontario.
By 6:30 p.m. EST Friday high 1027 mb located over Lake Superior.