Marine Forecast
Issued 03:00 AM EDT 03 September 2026
Today Tonight and Friday.
Strong wind warning in effect.
Wind southeast 10 to 15 knots becoming light near noon then
increasing to northeast 10 to 15 Friday afternoon. Wind increasing to northeast
15 to 25 Friday evening.
Scattered showers. Risk of thunderstorms Friday afternoon
and evening. Fog banks forming this evening and dissipating Friday
morning.
Winds
Issued 03:00 AM EDT 03 September 2026
Today Tonight and Friday.
Strong wind warning in effect.
Wind southeast 10 to 15 knots becoming light near noon then
increasing to northeast 10 to 15 Friday afternoon. Wind increasing to northeast
15 to 25 Friday evening.
Waves
Issued 03:00 AM EDT 03 September 2026
Today Tonight and Friday.
Seas 1 metre or less.
Weather & Visibility
Issued 03:00 AM EDT 03 September 2026
Today Tonight and Friday.
Scattered showers. Risk of thunderstorms Friday afternoon
and evening. Fog banks forming this evening and dissipating Friday
morning.
There is no ice forecast issued for this area.
Warnings (In effect)
L'Isle-aux-Coudres to Tadoussac
Issued 06:24 AM EDT 03 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 3 September 2026 Today Tonight and Friday At 3:00 a.m. EDT today low 1007 mb located southeast of James Bay.
By 8:00 p.m. EDT Friday low 1002 mb located off Nova Scotia.
At 8:00 a.m. EDT Friday trough from low located on a line
northwest-southeast over Lake Saint-Jean.
By 8:00 p.m. EDT Friday trough from low located on a line
northwest-southeast over Québec city.