Grand Manan
Forecast
Marine Forecast
Issued 10:00 AM ADT 13 May 2026
Today Tonight and Thursday.
Strong wind warning in effect.
Wind light increasing to southerly 10 to 15 knots this afternoon and to south 20 near midnight. Wind diminishing to southeasterly 15 Thursday morning then increasing to east 15 to 20 Thursday evening.
Showers tonight.
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 03:00 AM 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
Stay connected
Weather Conditions
Zoom-in to make a selection
Legend:
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 10:00 AM 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 10:00 AM ADT 13 May 2026 Today Tonight and Thursday At 10:00 a.m. ADT today departing low 990 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 10:00 a.m. ADT today ridge located over the western Marine
District.
By 3:00 a.m. ADT Thursday ridge located from Anticosti Island to
Laurentian Fan.
Marine Weather Statement
Issued 9:41 AM ADT 13 May 2026 A low pressure system North Newfoundland will continue trackingnortheastward today departing the region. Strong to gale force
westerly winds behind the system will diminish as it moves further
away from the region.
A second low pressure system will approach the marine district from
the southwest 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, East Scotian Slope and
Banquereau - northeastern half.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau - northeastern half
- Banquereau - southwestern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - eastern half
- Laurentian Fan - western half
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
Another Region
Features
Colour-coded weather alerts
Learn more about weather alerting in Canada
- Date modified:
ATOM