Marine Forecast
Issued 03:00 AM EDT 14 September 2026
Today Tonight and Tuesday.
Strong wind warning in effect.
Wind northwest 15 knots diminishing to north 10 early this
morning then backing to northwest 10 near noon. Wind becoming light early this
evening then becoming east 10 near midnight. Wind increasing to south 15
overnight and to south 20 Tuesday morning.
Scattered showers Tuesday evening.
Winds
Issued 03:00 AM EDT 14 September 2026
Today Tonight and Tuesday.
Strong wind warning in effect.
Wind northwest 15 knots diminishing to north 10 early this
morning then backing to northwest 10 near noon. Wind becoming light early this
evening then becoming east 10 near midnight. Wind increasing to south 15
overnight and to south 20 Tuesday morning.
Waves
Issued 03:00 AM EDT 14 September 2026
Today Tonight and Tuesday.
Waves 0.5 to 1 metre subsiding to 0.5 or less this morning then
building to 0.5 to 1 Tuesday morning. Waves building to 1 to 1.5 near noon
Tuesday.
Weather & Visibility
Issued 03:00 AM EDT 14 September 2026
Today Tonight and Tuesday.
Scattered showers Tuesday evening.
Ice Forecasts
Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings (In effect)
Eastern Lake Ontario
Issued 03:00 AM EDT 14 September 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 14 September 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today departing cold front located on a line
northeast-southwest over the East Coast of the U.S.
At 3:00 a.m. EDT today high 1024 mb located over Wisconsin.
By 3:00 a.m. EDT Tuesday high 1025 mb located over southern Quebec.
By 3:00 a.m. EDT Tuesday approaching low 991 mb located over
southeastern Manitoba.