Pointe-des-Monts to Anticosti - northern half
Forecast
Marine Forecast
Issued 03:00 PM EDT 07 September 2026
Tonight and Tuesday.
Gale warning in effect.
Wind southwest 15 to 25 knots increasing to northwest 25 to 35 early this evening then becoming northwest 25 near midnight. Wind diminishing to north 15 early Tuesday afternoon.
Scattered showers this evening.
Waves
Issued 03:00 PM EDT 07 September 2026
Tonight and Tuesday.
Seas 1 metre building to 1 to 2 this evening then subsiding to 1
or less Tuesday afternoon.
Extended Forecast
Issued 06:00 AM EDT 07 September 2026
Wednesday
Wind light increasing to south 15 to 25
knots in the afternoon.
Thursday
Wind south 15 to 25 knots veering to
southwest 20 to 30.
Friday
Wind west 25 knots veering to north 20 late in
the day.
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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)
Gale warning in effect
Pointe-des-Monts to Anticosti - northern half
Issued 3:00 PM EDT 07 September 2026'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 7 September 2026 Tonight and Tuesday At 3:00 p.m. EDT today ridge located on a line north-south overnorthwestern Ontario.
By 8:00 p.m. EDT Tuesday ridge located on a line north-south over
Saguenay River.
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen
- 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
- 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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ATOM