Grand Manan
Forecast
Marine Forecast
Issued 03:30 PM ADT 13 May 2026
Tonight and Thursday.
Strong wind warning in effect.
Wind southwest 15 to 20 knots backing to south 20 late this evening then diminishing to southeasterly 15 early Thursday morning. Wind increasing to east 20 Thursday evening.
Scattered showers this evening.
Waves
Issued 05:00 AM ADT 13 May 2026
Today Tonight and Thursday.
Seas 1 metre or less building to 1 to 2 late
overnight.
Extended Forecast
Issued 03:30 PM ADT 13 May 2026
Friday
Wind northeast 20 knots.
Saturday
Wind northwest 15 knots increasing to
southwest 20 to 25.
Sunday
Wind southwest 20 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 13 May 2026 Today Tonight and ThursdayIce Edge
Ice edge estimated from Quebec near 5012N 6046W to 4956N 6025W to4956N 5959W to 5116N 5738W to Quebec near 5125N 5736W. 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 13 May 2026'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 13 May 2026 Tonight and Thursday At 3:30 p.m. ADT today departing low 986 mb located north ofNewfoundland.
At 3:00 a.m. ADT Thursday deepening low 1006 mb located southwest
of the Marine District.
By 8:00 p.m. ADT Thursday low 1000 mb located near Georges Bank.
At 3:30 p.m. ADT today ridge located over the Maritimes.
By 3:00 a.m. ADT Thursday ridge located from Anticosti Island to
Laurentian Fan.
Marine Weather Statement
Issued 3:16 PM ADT 13 May 2026 A low pressure system will approach the marine district from thesouthwest on Thursday. Increasing easterly winds throughout the day
will reach strong to gale force across southern waters north of the
low.
Marine interests are advised that gale warnings are in effect for
Georges Bank, LaHave Bank, West Scotian Slope, Sable, East Scotian
Slope and Laurentian Fan - southwestern half.
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 - 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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- Date modified:
ATOM