L'Isle-aux-Coudres to Tadoussac
Forecast
Marine Forecast
Issued 03:00 AM EDT 05 September 2026
Today Tonight and Sunday.
Strong wind warning in effect.
Wind northeast 15 to 25 knots increasing to northeast 25 to 30 near noon then diminishing to northeast 15 near midnight. Wind diminishing to light Sunday morning.
Showers ending this evening.
Waves
Issued 03:00 AM EDT 05 September 2026
Today Tonight and Sunday.
Seas 1 to 2 metres subsiding to 1 or less after
midnight.
Extended Forecast
Issued 06:00 AM EDT 05 September 2026
Monday
Wind light becoming southwest 15 knots in the
afternoon.
Tuesday
Wind light.
Wednesday
Wind southwest 10 to 15 knots increasing to
southwest 25 to 30 late in the day.
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Weather Conditions
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Ice Conditions
There is no ice forecast issued for this area.
Warnings
Warnings (In effect)
Strong wind warning in effect
L'Isle-aux-Coudres to Tadoussac
Issued 03:00 AM EDT 05 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.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 5 September 2026 Today Tonight and Sunday At 3:00 a.m. EDT today building low 998 mb located over the Gulfof Maine.
By 8:00 p.m. EDT Sunday low 998 mb located off Newfoundland.
At 3:00 a.m. EDT today quasi-stationary ridge located from Lake
Superior to Labrador.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope - eastern half
- East Scotian Slope - western half
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northern half
- Gulf - Magdalen - southern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - eastern half
- Laurentian Fan - western half
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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