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Anticosti - southwestern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 09 November 2025

Today Tonight and Monday.

Gale warning in effect.

Wind northwest 20 knots diminishing to northwest 15 this afternoon and to light near midnight. Wind increasing to east 20 early Monday morning and to southeast 30 Monday afternoon. Wind increasing to southeast 35 Monday evening.

Periods of snow Monday morning and afternoon changing to rain. Visibility 1 mile or less in snow.

Waves

Issued 05:00 AM AST 09 November 2025

Anticosti - northwestern half

Today Tonight and Monday. Seas 2 to 3 metres subsiding to 1 to 2 this morning and to 1 or less this evening. Seas building to 1 to 2 Monday morning and to 2 to 3 Monday afternoon.

Anticosti - southeastern half

Today Tonight and Monday. Seas 2 to 3 metres subsiding to 1 to 2 near noon and to 1 or less late overnight. Seas building to 1 to 2 Monday morning and to 2 to 3 Monday afternoon and to 3 to 4 Monday evening.

Extended Forecast

Issued 03:00 AM AST 09 November 2025
Tuesday Wind east 20 knots increasing to southeast 30 in the afternoon.
Wednesday Wind west 40 knots diminishing to southwest 30 late in the day.
Thursday Wind variable 15 knots increasing to northeast 25.

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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 8 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 9 Nov estimated from Newfoundland near
5026N 5623W to 5030N 5000W to 5115N 4830W to 5315N 4900W to 5945N
5645W to 6030N 5330W to 5920N 5035W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Anticosti - southwestern half

Issued 10:00 AM AST 09 November 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 AST 9 November 2025 Today Tonight and Monday At 10:00 a.m. AST today departing trough located east of the
Marine District.

At 8:00 p.m. AST tonight low 1006 mb located near Long Island.
By 8:00 p.m. AST Monday intensifying low 996 mb located over the
Gulf of Maine.

At 10:00 a.m. AST today ridge located west of the Marine District.
By 3:00 a.m. AST Monday ridge located from Anticosti Island to
Laurentian Fan.

Marine Weather Statement

Issued 9:46 AM AST 9 November 2025 A trough of low pressure will continue to move east of the district
today. Strong northwesterlies will diminish today with its departure.

A low pressure system will approach the marine district from the
southwest tonight and Monday and will move to lie over the Gulf of
Maine Monday evening. Winds will increase to strong to gale force
southeasterlies tonight and Monday ahead of the low.

Marine interests are advised that gale warnings are in effect for
Lurcher, Browns Bank, southwestern shore, LaHave Bank, eastern shore,
Sable, Fourchu, Cabot Strait, and the Gulf of St. Lawrence waters.

Atlantic - Maritimes Area

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Marine Weather for Canada

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