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Laurentian Fan - western half

Warnings

Forecast

Marine Forecast

Issued 03:30 PM AST 11 November 2025

Tonight and Wednesday.

Storm warning in effect.

Wind southerly 45 knots increasing to west 50 this evening then diminishing to southwest 40 near midnight. Wind diminishing to west 25 Wednesday afternoon and to west 15 Wednesday evening.

Scattered showers ending Wednesday afternoon. Risk of thunderstorms late this afternoon and this evening. Scattered showers Wednesday evening. Fog patches dissipating near midnight.

Waves

Issued 05:00 AM AST 11 November 2025
Today Tonight and Wednesday. Seas 2 to 3 metres building to 3 to 4 early this afternoon and to 4 to 6 early this evening. Seas building to 5 to 7 near midnight then subsiding to 3 to 4 Wednesday evening.

Extended Forecast

Issued 03:30 PM AST 11 November 2025
Thursday Wind southerly 35 knots veering to west 35 in the afternoon.
Friday Wind west 20 knots.
Saturday Wind north 20 knots.

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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 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 1:30 PM EST 11 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 12 Nov estimated from Newfoundland near
5026N 5623W to 5000N 4915W to 5045N 4745W to 5315N 4900W to 5945N
5730W to 6055N 5315W to 5950N 4955W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Storm warning in effect

Laurentian Fan - western half

Issued 3:30 PM AST 11 November 2025

'Storm' force winds of 48 to 63 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 AST 11 November 2025 Tonight and Wednesday At 3:30 p.m. AST today low 985 mb located over eastern Quebec.
By 8:00 p.m. AST tonight departing low 981 mb located over Labrador.

At 3:30 p.m. AST today trough from low located from Anticosti
Island to East Scotian Slope.
By 3:00 a.m. AST Wednesday trough located from Labrador to the
Grand Banks.

Marine Weather Statement

Issued 3:20 PM AST 11 November 2025 A low pressure system over Eastern Quebec, with an intense trough to
the south, will continue to track northeasterly as the intensifying
trough pushes eastward over the slope waters this evening. Gale to
storm force southerlies ahead of the trough, with gale to storm force
westerlies briefly developing in its wake.

Marine interests are advised that storm warnings are in effect for
eastern shore - eastern half, Sable - eastern half, East Scotian
Slope - eastern half, Fourchu, Banquereau - western half and
Laurentian Fan. Gale warnings are in effect for all remaining waters
except Fundy and Grand Manan.

Atlantic - Maritimes Area

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Marine Weather for Canada

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