Beauport to L'Isle-aux-Coudres
Forecast
Marine Forecast
Issued 03:00 PM EDT 11 September 2026
Tonight and Saturday.
Strong wind warning in effect.
Wind westerly 15 to 25 knots becoming southwest 15 early this evening. Wind southwest 15 Saturday.
Extended Forecast
Issued 06:00 PM EDT 11 September 2026
Sunday
Wind southwest 15 knots increasing to southwest
15 to 25 in the morning.
Monday
Wind southwest 20 to 25 knots veering to
northwest 15 to 20.
Tuesday
Wind light becoming southwest 15
knots.
Stay connected
Weather Conditions
Zoom-in to make a selection
Legend:
Ice Conditions
There is no ice forecast issued for this area.
Warnings
Warnings (In effect)
Strong wind warning in effect
Beauport to L'Isle-aux-Coudres
Issued 9:22 PM EDT 11 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 11 September 2026 Tonight and Saturday At 3:00 p.m. EDT today departing low 984 mb located northeast ofthe Strait of Belle Isle.
At 3:00 p.m. EDT today ridge located on a line north-south over
Lake Ontario.
By 8:00 p.m. EDT Saturday departing ridge located on a line
north-south over Newfoundland.
At 4:00 a.m. EDT Saturday trough located on a line
northeast-southwest over Lake Superior.
By 8:00 p.m. EDT Saturday trough located on a line
northeast-southwest over Lake Huron.
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 - northwestern 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
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