Donnacona to Beauport
Forecast
Marine Forecast
Issued 03:00 AM EDT 18 May 2025
Today Tonight and Monday.
Wind northeast 10 to 15 knots becoming light early this morning then becoming southwesterly 10 to 15 late this morning. Wind becoming northeast 10 to 15 late this afternoon then backing to northwest 10 to 15 near midnight. Wind becoming northwest 10 to 20 Monday morning.
Showers. Fog patches dissipating this morning.
Extended Forecast
Issued 06:00 PM EDT 17 May 2025
Monday
Wind northwest 15 knots increasing to northwest
15 to 25 in the afternoon.
Tuesday
Wind northerly 10 to 15 knots.
Wednesday
Wind northeast 10 to 15 knots.
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Weather Conditions
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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 18 May 2025 Today Tonight and Monday At 3:00 a.m. EDT today low 994 mb located southwest of LakeSaint-Jean.
By 8:00 p.m. EDT Monday low 999 mb located south of Nova Scotia.
At 8:00 p.m. EDT tonight ridge located on a line north-south over
the western Great Lakes.
By 8:00 p.m. EDT Monday ridge located on a line north-south over
Lake Huron.
St. Lawrence - St. Lawrence River Area
- Anticosti
- 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 - northeastern half
- Gulf - Magdalen - southwestern 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
- 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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