Grand Manan
Forecast
Marine Forecast
Issued 08:00 PM ADT 03 May 2025
Tonight and Sunday.
Wind southwesterly 10 to 15 knots diminishing to light late overnight. Wind light Sunday.
Showers tonight and Sunday. Risk of thunderstorms tonight. Fog banks.
Waves
Issued 05:00 PM ADT 03 May 2025
Tonight and Sunday.
Seas 1 to 2 metres.
Extended Forecast
Issued 03:30 PM ADT 03 May 2025
Monday
Wind light becoming northeast 15 knots in the
afternoon.
Tuesday
Wind light increasing to south 15 to 20
knots.
Wednesday
Wind south 15 to 20 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 3 May 2025 Today Tonight and SundayIce Edge
Ice edge estimated from Quebec near 5016N 6240W to 5001N 6213W to4959N 6028W to 5034N 5831W to to Newfoundland near 5014N 5736W. Sea
ice north of the ice edge.
Ice Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM ADT 3 May 2025 Tonight and Sunday At 8:00 p.m. ADT tonight quasi-stationary trough located fromNewfoundland to the Gulf of Maine.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western 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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