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Grand Manan

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 26 April 2025

Today Tonight and Sunday.

Strong wind warning in effect.

Wind southeast 15 to 20 knots increasing to southeast 25 near noon then veering to south 30 early this evening. Wind veering to southwest 20 to 25 late overnight then diminishing to southerly 15 near noon Sunday. Wind becoming variable 10 to 15 Sunday evening.

Rain this afternoon tonight and Sunday morning with a risk of thunderstorms. Showers Sunday evening. Fog patches forming near noon and dissipating Sunday afternoon.

Waves

Issued 05:00 AM ADT 26 April 2025
Today Tonight and Sunday. Seas 1 metre or less building to 1 to 2 near noon and to 2 to 3 early this evening. Seas building to 3 to 4 near midnight then subsiding to 2 to 3 Sunday morning and to 1 to 2 Sunday evening.

Extended Forecast

Issued 03:00 AM ADT 26 April 2025
Monday Wind northerly 25 knots diminishing to northerly 15 in the afternoon and to light late in the day.
Tuesday Wind southwest 15 to 20 knots increasing to southwest 30.
Wednesday Wind southwest 30 knots diminishing to northwest 20 late in the day.

Ice Forecast

Issued 10:00 AM EDT 26 April 2025 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas Summerside Stephenville Airport North Cape Burgeo Pointe-des-Monts Port aux Basques Sagona Island St. Lawrence Tracadie Winterland Branch Hill Wreckhouse Halifax Harbour - 44258 LaHave Bank - 44150 Sept-Îles Airport Banquereau - 44139 Longue-Pointe-de-Mingan Île Rouge Île aux Perroquets Havre-Saint-Pierre Airport East Scotia Slope - 44137 Baie-Comeau Airport Mont-Joli Airport Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Heath Point Miscou Island Kouchibouguac Îles de la Madeleine Airport Kouchibouguac La Pocatière Grand Manan St. Stephen Fundy Park (Alma) New Carlisle Miramichi Pointe-au-Père Charlo Port Menier Bathurst Airport Île Bicquette Bas Caraquet Cap-Chat East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Lunenburg Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Nappan AAFC McNabs Island East Point Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island Cap-d'Espoir Beaver Island Baccaro Point
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 26 April 2025 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Quebec near 4832N 6412W to 4835N 6404W
to 4844N 6402W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 5011N 6057W to 4955N
6023W to 5107N 5730W to Newfoundland near 5029N 5728W. Sea ice north
then east of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 10:00 AM ADT 26 April 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 10:00 AM ADT 26 April 2025 Today Tonight and Sunday At 10:00 a.m. ADT today low 1006 mb located over eastern Ontario.
By 8:00 p.m. ADT tonight approaching low 1003 mb located over
New England.

At 8:00 p.m. ADT Sunday low 1003 mb located near Lurcher.

At 10:00 a.m. ADT today departing ridge located over the eastern
Marine District.

Marine Weather Statement

Issued 9:37 AM ADT 26 April 2025 A low pressure system over Eastern Ontario will approach the region
today and Sunday. Increasing southerly winds ahead of the system will
reach strong to gale force across the marine district.

Marine interests are advised that gale warnings are in effect for
Cabot Strait - northern half and Gulf-Magdalen - eastern half.

Atlantic - Maritimes Area

Another Region

Marine Weather for Canada

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