Grand Manan
Forecast
Marine Forecast
Issued 03:30 PM ADT 09 May 2025
Tonight and Saturday.
Strong wind warning in effect.
Wind northeast 20 to 25 knots diminishing to northeast 15 to 20 late overnight then increasing to northeast 25 Saturday morning. Wind diminishing to variable 15 to 20 Saturday afternoon then increasing to northwest 20 to 25 Saturday evening.
Showers beginning near midnight changing to rain Saturday morning with a risk of thunderstorms then to showers Saturday evening. Fog banks forming near midnight.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 9 May 2025 Today Tonight and SaturdayIce Edge
Ice edge estimated from Quebec near 5029N 5935W to 5024N 5913W to 5104N 5745W to Newfoundland near 5049N 5704W. Sea ice north of the ice edge.Ice Coverage
Ice free.
Warnings
Warnings (In effect)
Strong wind warning in effect
Grand Manan
Issued 3:30 PM ADT 09 May 2025'Strong' winds of 20 to 33 knots are occurring or expected to occur in this marine area. 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 3:30 PM ADT 9 May 2025 Tonight and Saturday At 3:30 p.m. ADT today trough located over the southern MarineDistrict.
By 3:00 a.m. ADT Saturday weakening trough located over the southern
Marine District.
At 3:00 a.m. ADT Saturday low 1009 mb located near Cape Cod.
By 8:00 p.m. ADT Saturday low 1002 mb located near Grand Manan.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western half
- 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 - western 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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