Donnacona to Beauport
Forecast
Marine Forecast
Issued 09:19 PM EDT 19 June 2025
Tonight and Friday.
Gale warning in effect.
Wind northeast 10 to 15 knots except southwest 35 near thunderstorms. Wind becoming variable 15 early Friday morning then increasing to northwesterly 15 to 25 near noon Friday. Wind diminishing to light early Friday evening.
Rain ending Friday morning. Risk of thunderstorms late this evening. Fog banks forming late overnight and dissipating Friday morning. Visibility as low as 1 mile in rain and 1 mile or less in fog banks.
Extended Forecast
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Weather Conditions
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Ice Conditions
There is no ice forecast issued for this area.
Warnings
Warnings (In effect)
Gale warning in effect
Donnacona to Beauport
Issued 9:19 PM EDT 19 June 2025'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 or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 3:00 PM EDT 19 June 2025 Tonight and Friday At 3:00 p.m. EDT today low 999 mb located over eastern Lake Huron.By 8:00 p.m. EDT Friday low 996 mb located over Chaleur Bay.
At 3:00 p.m. EDT today high 1017 mb located on a line north-south
over western Lake Superior.
By 8:00 p.m. EDT Friday high 1017 mb located on a line north-south
over Lake Erie.
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- 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
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