Marine Forecast
Issued 03:00 PM EDT 19 August 2026
Tonight and Thursday.
Strong wind warning in effect.
Wind southwest 10 to 20 knots increasing to southwest 20 to 25
early Thursday afternoon then diminishing to southwest 10 to 15 Thursday
evening.
Showers this afternoon and this evening with a risk of
thunderstorms. Fog banks dissipating near noon Thursday.
Winds
Issued 03:00 PM EDT 19 August 2026
Tonight and Thursday.
Strong wind warning in effect.
Wind southwest 10 to 20 knots increasing to southwest 20 to 25
early Thursday afternoon then diminishing to southwest 10 to 15 Thursday
evening.
Waves
Issued 03:00 PM EDT 19 August 2026
Tonight and Thursday.
Seas 1 metre or less.
Weather & Visibility
Issued 03:00 PM EDT 19 August 2026
Tonight and Thursday.
Showers this afternoon and this evening with a risk of
thunderstorms. Fog banks dissipating near noon Thursday.
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 3:00 PM EDT 19 August 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 PM EDT 19 August 2026 Tonight and Thursday At 3:00 p.m. EDT today trough located from the Ungava Peninsula
to the Strait of Belle Isle.
By 8:00 p.m. EDT Thursday trough located from the Quebec Lower
North Shore to Québec city.
At 2:00 a.m. EDT Thursday ridge located on a line
northeast-southwest over Lake Huron.
By 8:00 p.m. EDT Thursday ridge located on a line north-south over
western Quebec.