Grand Manan
Forecast
Marine Forecast
Issued 03:30 PM ADT 31 March 2025
Tonight and Tuesday.
Wind southwest 30 knots diminishing to southwest 20 near midnight then veering to northwest 20 to 25 Tuesday morning.
Periods of rain ending Tuesday afternoon. Fog patches dissipating Tuesday morning.
Strong wind warning program has ended for the season.
Waves
Issued 05:00 AM ADT 31 March 2025
Today Tonight and Tuesday.
Seas 1 to 2 metres building to 2 to 3 this afternoon and to 3 to
4 this evening. Seas subsiding to 2 to 3 Tuesday morning and to 1 to 2 near noon
Tuesday.
Extended Forecast
Issued 03:30 PM ADT 31 March 2025
Wednesday
Wind northwest 25 knots diminishing to light
in the afternoon.
Thursday
Wind south 10 to 15 knots increasing to south
20.
Friday
Wind variable 10 to 15 knots increasing to
north 25.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 31 March 2025 Today Tonight and TuesdayIce Edge
First ice edge estimated from Cape Breton near 4620N 6017W to 4656N6003W to 4753N 6116W to 4754N 6327W to Anticosti Island near 4923N
6335W. Sea ice south and west of the ice edge.
Second ice edge estimated from Anticosti Island near 4948N 6315W to
4948N 5942W to 5031N 5752W to Newfoundland near 4847N 5846W. Sea ice
north and east of the ice edge.
Ice Coverage
Ice free.
Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:30 PM ADT 31 March 2025 Tonight and Tuesday At 3:30 p.m. ADT today warm front located on a line east-west overthe Maritimes.
By 3:00 a.m. ADT Tuesday warm front located from the Gaspe Peninsula
to Newfoundland.
At 10:00 a.m. ADT Tuesday cold front located from the Gulf of
Maine to Anticosti Island.
By 8:00 p.m. ADT Tuesday cold front located from East Scotian
Slope to Banquereau.
Marine Weather Statement
Issued 3:20 PM ADT 31 March 2025 A warm front over southwestern waters will move northeastward to lienorth of the marine district Tuesday morning. A cold front will move
eastward across the marine district on Tuesday and Tuesday night.
Strong to gale force southeasterlies ahead of the warm front will
veer to strong to gale force southwesterlies in its wake. Winds will
veer to strong to gale force northwesterlies on Tuesday behind the
cold front.
Marine interests are advised that gale warnings are in effect for
Georges Bank, West Scotian Slope, eastern shore - eastern half, Sable
- eastern half, East Scotian Slope, Fourchu, Banquereau, Laurentian
Fan, Cabot Strait, Gulf Magdalen, Chaleur-Miscou and Anticosti.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- 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
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