Marine Forecast
Issued 06:30 PM EDT 01 October 2026
Tonight and Friday.
Strong wind warning in effect.
Wind west 15 knots veering to northwest 15 near midnight then
increasing to northwest 20 Friday evening.
Periods of rain ending Friday morning. Fog patches
dissipating near midnight.
Winds
Issued 06:30 PM EDT 01 October 2026
Tonight and Friday.
Strong wind warning in effect.
Wind west 15 knots veering to northwest 15 near midnight then
increasing to northwest 20 Friday evening.
Waves
Issued 06:30 PM EDT 01 October 2026
Tonight and Friday.
Waves 0.5 metres building to 1 late overnight.
Weather & Visibility
Issued 06:30 PM EDT 01 October 2026
Tonight and Friday.
Periods of rain ending Friday morning. Fog patches
dissipating near midnight.
Ice Forecasts
Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings (In effect)
Southern Georgian Bay
Issued 00:52 AM EDT 02 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 6:30 PM EDT 1 October 2026 Tonight and Friday At 6:30 p.m. EDT tonight trough located on a line
northeast-southwest over Lake Huron.
By 6:30 p.m. EDT Friday trough located on a line northeast-southwest
over the East Coast of the U.S.
At 6:30 p.m. EDT tonight high 1023 mb located over North Dakota.
By 6:30 p.m. EDT Friday high 1026 mb located over Wisconsin.