Pointe-des-Monts to Anticosti - southern half
Forecast
Marine Forecast
Issued 03:00 AM EDT 06 September 2026
Today Tonight and Monday.
Strong wind warning in effect.
Wind northeast 15 knots diminishing to light near noon then becoming southwest 10 to 15 late this afternoon. Wind becoming light overnight then increasing to southwest 15 to 25 Monday afternoon. Wind veering to northwest 20 to 30 Monday evening.
Waves
Issued 03:00 AM EDT 06 September 2026
Today Tonight and Monday.
Seas 1 metre or less.
Extended Forecast
Issued 06:00 AM EDT 06 September 2026
Tuesday
Wind north 20 to 30 knots diminishing to
northwesterly 10 to 15 in the afternoon.
Wednesday
Wind light increasing to south 20 to 30
knots late in the day.
Thursday
Wind south 15 to 25 knots veering to
southwest 20 to 30.
Stay connected
Weather Conditions
Zoom-in to make a selection
Legend:
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 03:00 AM EDT 06 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 6 September 2026 Today Tonight and Monday At 3:00 a.m. EDT today low 995 mb located off Nova Scotia.By 8:00 p.m. EDT Monday low 1000 mb located over Newfoundland.
At 3:00 a.m. EDT today high located near Lake Superior.
By 8:00 p.m. EDT Monday high located near Lake Ontario.
At 8:00 a.m. EDT Monday trough located from James Bay to Labrador.
By 8:00 p.m. EDT Monday trough located from Lake Saint-Jean to
Labrador.
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
Another Region
Features
Colour-coded weather alerts
Learn more about weather alerting in Canada
Improved storm alerts
Learn more about targeted warnings for severe thunderstorms and tornadoes
- Date modified:
ATOM