Grand Manan
Forecast
Marine Forecast
Issued 03:00 AM ADT 01 June 2023
Today Tonight and Friday.
Strong wind warning in effect.
Wind southwest 10 to 15 knots increasing to southwest 15 to 20 this afternoon then diminishing to southwest 10 to 15 near midnight. Wind becoming light Friday morning then increasing to northeast 15 to 20 Friday afternoon. Wind increasing to northeast 30 Friday evening.
Rain Friday evening.
Waves
Issued 05:00 PM ADT 31 May 2023
Tonight and Thursday.
Seas 1 metre or less.
Extended Forecast
Issued 03:00 AM ADT 01 June 2023
Saturday
Wind northeast 25 to 30 knots.
Sunday
Wind northeast 25 knots.
Monday
Wind northeast 20 knots.
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 31 May 2023 Forecasts have ended for the season.Warnings
Warnings (In effect)
Strong wind warning in effect
Grand Manan
Issued 03:00 AM ADT 01 June 2023'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 3:00 AM ADT 1 June 2023 Today Tonight and Friday At 3:00 a.m. ADT today quasi-stationary ridge located over thesouthwestern Marine District.
At 3:00 a.m. ADT today trough located over the northern Gulf of
St. Lawrence.
By 8:00 p.m. ADT Friday trough located south of Nova Scotia.
Marine Weather Statement
Issued 2:31 AM ADT 1 June 2023 A trough of low pressure will track south across Nova Scotia onFriday and in its wake a strong to gale force northeast flow will
develop.
Marine interests are advised that gale warnings are in effect for
Gulf - Magdalen - northern half and Anticosti - southeastern half.
St. Lawrence - St. Lawrence River Area
- Anticosti - northwestern half
- Anticosti - southeastern 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 - northern half
- Gulf - Magdalen - southern half
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- Northumberland Strait - western half
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Prescott to Cornwall
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
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