Donnacona to Beauport
Forecast
Marine Forecast
Issued 03:00 AM EDT 11 August 2022
Today Tonight and Friday.
Wind light today tonight and Friday.
Scattered showers today with a risk of thunderstorms.
Extended Forecast
Issued 06:00 AM EDT 11 August 2022
Saturday
Wind light.
Sunday
Wind light.
Monday
Wind light.
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
There is no ice forecast issued for this area.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 11 August 2022 Today Tonight and Friday At 3:00 a.m. EDT today trough located on a line northeast-southwestover Saguenay River.
By 8:00 p.m. EDT Friday departing trough located on a line
northeast-southwest over Labrador.
At 3:00 a.m. EDT today high 1026 mb located over northwestern
Ontario.
By 8:00 p.m. EDT Friday high 1021 mb located over the Great Lakes.
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
- 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
What we are doing
Weather Forecasts
Weather Alerts
Weather Resources
Features
WeatherCAN app: set custom notifications

Learn how to set custom Air Quality Health Index notifications on the WeatherCAN app
Are you prepared for summer severe weather?

We have information to help you stay safe
- Date modified: