Marine Forecast
Issued 03:00 AM EDT 06 October 2026
Today Tonight and Wednesday.
Storm warning in effect.
Wind west 30 to 40 knots increasing to west 40 to 50 early this
morning then diminishing to west 20 to 30 this afternoon except west 40 near the
mouth of the Saguenay River. Wind becoming west 20 this evening except west 30
near the mouth of the Saguenay River. Wind diminishing to southerly 10 to 15
Wednesday morning then increasing to southerly 15 to 25 near noon
Wednesday.
Showers ending near noon. Scattered showers Wednesday
afternoon and evening.
Winds
Issued 03:00 AM EDT 06 October 2026
Today Tonight and Wednesday.
Storm warning in effect.
Wind west 30 to 40 knots increasing to west 40 to 50 early this
morning then diminishing to west 20 to 30 this afternoon except west 40 near the
mouth of the Saguenay River. Wind becoming west 20 this evening except west 30
near the mouth of the Saguenay River. Wind diminishing to southerly 10 to 15
Wednesday morning then increasing to southerly 15 to 25 near noon
Wednesday.
Waves
Issued 03:00 AM EDT 06 October 2026
Today Tonight and Wednesday.
Seas 1 to 2 metres subsiding to 1 early this
evening.
Weather & Visibility
Issued 03:00 AM EDT 06 October 2026
Today Tonight and Wednesday.
Showers ending near noon. Scattered showers Wednesday
afternoon and evening.
Ice Forecasts
Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings (In effect)
Tadoussac to Pointe à Michel
Issued 03:00 AM EDT 06 October 2026'Storm' force winds of 48 to 63 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 6 October 2026 Today Tonight and Wednesday At 3:00 a.m. EDT today low 984 mb located over the Quebec Lower
North Shore.
By 8:00 p.m. EDT Wednesday departing low 986 mb located over
Labrador Sea.
At 3:00 a.m. EDT today ridge located on a line north-south over
Lake Huron.
By 8:00 p.m. EDT Wednesday ridge located on a line north-south
over Newfoundland.
At 8:00 p.m. EDT Wednesday approaching low 995 mb located near
James Bay.