Grand Manan
Forecast
Marine Forecast
Issued 03:00 AM ADT 09 July 2025
Today Tonight and Thursday.
Wind light today tonight and Thursday.
Fog patches dissipating this evening. Fog patches forming overnight and dissipating Thursday afternoon.
Waves
Issued 05:00 PM ADT 08 July 2025
Tonight and Wednesday.
Seas 1 metre.
Extended Forecast
Issued 03:00 AM ADT 09 July 2025
Friday
Wind light becoming northeast 10 to 15 knots in
the afternoon.
Saturday
Wind light.
Sunday
Wind light.
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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 3:00 AM ADT 9 July 2025 Today Tonight and Thursday At 3:00 a.m. ADT today low 1011 mb located over Laurentian Fan.By 3:30 p.m. ADT today departing low 1010 mb located over the
southern Grand Banks.
At 8:00 p.m. ADT tonight low 1015 mb located over LaHave Bank.
By 3:30 p.m. ADT Thursday departing low 1016 mb located south of
Laurentian Fan.
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
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