Pointe-des-Monts to Anticosti - southern half
Forecast
Marine Forecast
Issued 03:00 PM EDT 04 September 2026
Tonight and Saturday.
Strong wind warning in effect.
Wind east 15 to 25 knots diminishing to east 10 to 15 Saturday afternoon then becoming light Saturday evening.
Showers ending Saturday morning.
Waves
Issued 03:00 PM EDT 04 September 2026
Tonight and Saturday.
Seas 1 to 2 metres subsiding to 1 or less Saturday
evening.
Extended Forecast
Issued 06:00 AM EDT 04 September 2026
Sunday
Wind northerly 15 knots backing to westerly 15
to 20 in the afternoon.
Monday
Wind northwesterly 15 knots increasing to
westerly 20 to 30.
Tuesday
Wind north 20 to 30 knots diminishing to
northwesterly 10 to 15.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.Warnings
Warnings (In effect)
Strong wind warning in effect
Pointe-des-Monts to Anticosti - southern half
Issued 3:00 PM EDT 04 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 PM EDT 4 September 2026 Tonight and Saturday At 3:00 p.m. EDT today trough located on a line northwest-southeastover Tadoussac.
By 8:00 p.m. EDT Saturday trough located on a line
northeast-southwest over southern Newfoundland.
At 3:00 p.m. EDT today ridge located on a line northwest-southeast
over Lake Huron.
By 8:00 p.m. EDT Saturday ridge located on a line
northeast-southwest over Labrador.
St. Lawrence - St. Lawrence River Area
- Anticosti
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - northern half
- Gulf - Magdalen - southern half
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- 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
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
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- Date modified:
ATOM