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Anticosti - southwestern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 08 November 2025

Today Tonight and Sunday.

Strong wind warning in effect.

Wind southeast 15 knots increasing to southeast 25 near noon then veering to south 20 this afternoon. Wind diminishing to southwest 15 early this evening then increasing to northwest 25 late this evening with gusts to 35 in the Honguedo Strait. Wind diminishing to northwest 20 Sunday morning and to northwest 15 Sunday afternoon.

Flurries or showers becoming showers this afternoon and ending this evening.

Waves

Issued 05:00 AM AST 08 November 2025

Anticosti - northwestern half

Today Tonight and Sunday. Seas 1 metre or less building to 1 to 2 near midnight then subsiding to 1 or less near noon Sunday.

Anticosti - southeastern half

Today Tonight and Sunday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:00 AM AST 08 November 2025
Monday Wind east 15 knots increasing to southeast 25 in the morning and to southeast 35 late in the day.
Tuesday Wind southeast 40 knots diminishing to west 25 late in the day.
Wednesday Wind west 40 knots diminishing to west 30 late in the day.

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Map of St. Lawrence - St. Lawrence River marine weather areas Cap-Chat Mont-Joli Airport Bathurst Airport Île Bicquette Charlo Port Menier Miramichi Pointe-au-Père Fundy Park (Alma) New Carlisle Grand Manan Bas Caraquet CFB Bagotville Jonquière Mistook Normandin Roberval Airport Deschambault Beauport North Bay Airport Trois-Rivières Airport Lake Nipissing - 45152 Kouchibouguac Baie-Comeau Airport Île d'Orléans Saint-Anicet Sainte-Anne-de-Bellevue Cap-Rouge Lac Memphrémagog Montréal Metropolitain Airport Montréal-Trudeau Int'l Airport Île Rouge Lac Saint-Pierre L'Isle-aux-Grues L'Assomption Pointe de l'Islet Pointe Claveau Sept-Îles Airport Pointe-des-Monts North Cape Pointe-Noire Yarmouth Airport Cap-d'Espoir Brier Island Rivière-la-Madeleine St. Stephen Gaspé Airport Saint John Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Miscou Island Kouchibouguac La Pocatière
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land station Land Station
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 7 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 8 Nov estimated from Newfoundland near
5026N 5623W to 5100N 4900W to 5300N 4900W to 5945N 5645W to 6030N
5330W to 5920N 5035W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Anticosti - southwestern half

Issued 10:00 AM AST 08 November 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 AST 8 November 2025 Today Tonight and Sunday At 10:00 a.m. AST today low 992 mb located over southern Quebec.
By 3:00 a.m. AST Sunday low 1002 mb located over Newfoundland.

At 3:00 a.m. AST Sunday ridge located west of the Marine District.
By 8:00 p.m. AST Sunday ridge located over the central Marine
District.

At 8:00 p.m. AST Sunday approaching low 1006 mb located near the
East Coast of the U.S.

Marine Weather Statement

Issued 9:49 AM AST 8 November 2025 A low pressure system over Southern Quebec will track eastward
pushing a trough across the marine district today and tonight. Strong
to gale force south to southwest winds ahead of the trough will shift
to strong northwesterlies in its wake.

Marine interests are advised that gale warnings are in effect for
Georges Bank, southwestern shore, LaHave Bank, West Scotian Slope,
eastern shore, Sable - western half, Fourchu, East Scotian Slope and
Laurentian Fan.

Outlook for the start-up of the Southwest New Brunswick lobster
fishery.

Lfa 36 Sunday..Winds northwest 15 knots diminishing to light in the
morning. Winds increasing to east 15 knots in the evening. Seas less
than 1 metre.

Lfa 38 Sunday..Winds northwest 15 knots diminishing to light in the
morning. Winds increasing to east 20 knots in the evening. Seas near
1 metre subsiding to less than 1 metre in the morning. Seas building
to near 1 metre in the evening.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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