Marine Forecast
Issued 03:00 AM EDT 14 October 2026
Today Tonight and Thursday.
Strong wind warning in effect.
Wind northwest 20 knots diminishing to north 15 this evening
then veering to northeast 15 overnight. Wind veering to east 15 Thursday morning
then to southeast 15 Thursday afternoon.
Scattered showers this morning.
Winds
Issued 03:00 AM EDT 14 October 2026
Today Tonight and Thursday.
Strong wind warning in effect.
Wind northwest 20 knots diminishing to north 15 this evening
then veering to northeast 15 overnight. Wind veering to east 15 Thursday morning
then to southeast 15 Thursday afternoon.
Waves
Issued 03:00 AM EDT 14 October 2026
Today Tonight and Thursday.
Waves 1 to 1.5 metres subsiding to 0.5 to 1 near
midnight.
Weather & Visibility
Issued 03:00 AM EDT 14 October 2026
Today Tonight and Thursday.
Scattered showers this morning.
Ice Forecasts
Issued 12:00 PM EDT 17 May 2026 Forecasts have ended for the season.
Warnings (In effect)
Southern Georgian Bay
Issued 03:00 AM EDT 14 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 14 October 2026 Today Tonight and Thursday At 3:00 a.m. EDT today departing ridge located on a line
northwest-southeast over the Gulf of St. Lawrence.
At 3:00 a.m. EDT today low 1004 mb located east of Ottawa.
By 3:00 a.m. EDT Thursday low 996 mb located over the Gulf of
St. Lawrence.
At 3:00 a.m. EDT today ridge located on a line east-west over
Montana.
By 3:00 a.m. EDT Thursday ridge located on a line
northwest-southeast over Lake Superior.