Grand Manan
Forecast
Marine Forecast
Issued 03:30 PM ADT 14 June 2025
Tonight and Sunday.
Wind southwest 10 to 15 knots diminishing to light near midnight then becoming southwest 10 to 15 Sunday afternoon.
Waves
Issued 05:00 PM ADT 14 June 2025
Tonight and Sunday.
Seas 1 metre or less.
Extended Forecast
Issued 03:30 PM ADT 14 June 2025
Monday
Wind light becoming southwest 15 knots late in
the day.
Tuesday
Wind light.
Wednesday
Wind southerly 10 to 15 knots.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:30 PM ADT 14 June 2025 Tonight and Sunday At 3:30 p.m. ADT today quasi-stationary ridge located from JamesBay to Laurentian Fan.
At 3:30 p.m. ADT today trough located southwest of the Marine
District.
By 3:30 p.m. ADT Sunday trough located south of the Grand Banks.
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 - 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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