Donnacona to Beauport
Forecast
Marine Forecast
Issued 03:00 AM EDT 16 May 2025
Today Tonight and Saturday.
Strong wind warning in effect.
Wind light increasing to northeast 10 to 15 knots early this morning and to northeast 15 to 25 near noon. Wind diminishing to northeast 10 to 15 this evening. Wind northeast 10 to 15 Saturday.
Showers beginning this evening becoming scattered thunderstorms or showers Saturday evening. Fog patches forming after midnight and dissipating Saturday morning.
Extended Forecast
Stay connected
Weather Conditions
Zoom-in to make a selection



Ice Conditions
There is no ice forecast issued for this area.
Warnings
Warnings (In effect)
Strong wind warning in effect
Donnacona to Beauport
Issued 03:00 AM EDT 16 May 2025'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 or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM EDT 16 May 2025 Today Tonight and Saturday At 3:00 a.m. EDT today ridge located from Hudson Bay to AnticostiIsland.
By 8:00 p.m. EDT Saturday departing ridge located on a line
north-south over Labrador Coast.
At 3:00 a.m. EDT today low 987 mb located west of Lake Superior.
By 8:00 p.m. EDT Saturday low 995 mb located over southern Quebec.
St. Lawrence - St. Lawrence River Area
- Anticosti - northeastern half
- Anticosti - southwestern 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
- Date modified: