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Grand Manan

Forecast

Marine Forecast

Issued 03:00 AM ADT 06 October 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind northwest 30 knots diminishing to west 20 near midnight and to light Wednesday morning. Wind increasing to southwest 15 Wednesday afternoon and to southwest 20 Wednesday evening.

Waves

Issued 05:00 AM ADT 06 October 2026
Today Tonight and Wednesday. Seas 2 to 3 metres subsiding to 2 near midnight and to 1 Wednesday morning.

Extended Forecast

Issued 03:00 AM ADT 06 October 2026
Thursday Wind southwest 20 knots.
Friday Wind westerly 15 to 20 knots.
Saturday Wind west 15 knots veering to northwest 20 late in the day.

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

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Grand Manan

Issued 03:00 AM ADT 06 October 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.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 6 October 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today low located north of Anticosti Island.
By 8:00 p.m. ADT tonight intensifying low located over Labrador.

At 8:00 p.m. ADT tonight ridge located southwest of the Marine
District.
By 8:00 p.m. ADT Wednesday ridge located southeast of the Marine
District.

Marine Weather Statement

Issued 2:41 AM ADT 6 October 2026 A low pressure system north of the marine district this morning will
continue to intensify as it moves towards the Labrador coast today.
Strong to gale force westerlies are expected across the district
today in the wake of this low, with winds nearing near storm force
over Gulf of St. Lawrence waters.

Marine interests are advised that gale warnings are in effect for
Fundy, eastern shore, Sable, Fourchu, Banquereau, Cabot Strait, and
all Gulf of St. Lawrence waters.

Atlantic - Maritimes Area

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