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Anticosti

Warnings

Forecast

Marine Forecast

Issued 03:30 PM AST 11 December 2024

Tonight and Thursday.

Storm warning in effect.

Wind southeast 20 knots increasing to southeast 35 near midnight with gusts to 45 in the Honguedo Strait. Wind becoming south 40 to 50 early Thursday morning then diminishing to southwest 35 Thursday afternoon.

Periods of rain and fog patches ending Thursday afternoon.

Waves

Issued 05:00 PM AST 11 December 2024

Anticosti - eastern half

Tonight and Thursday. Seas 2 to 3 metres building to 3 to 5 late overnight.

Anticosti - western half

Tonight and Thursday. Seas 2 to 3 metres building to 3 to 5 near midnight.

Extended Forecast

Issued 03:30 PM AST 11 December 2024
Friday Wind westerly 30 knots.
Saturday Wind west 30 knots.
Sunday Wind northwest 25 to 30 knots diminishing to west 20.

Ice Forecast

Issued 10:00 AM EST 11 December 2024 Today Tonight and Thursday Open water except 2 tenths new ice along parts of the coasts. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EST 11 December 2024 Today Tonight and Thursday

Ice Edge

First ice edge estimated from Nova Scotia near 4548N 6308W to Prince
Edward Island near 4603N 6302W. Sea ice west of the ice edge.

Second ice edge estimated from Prince Edward Island near 4626N 6250W
to 4729N 6428W to 4838N 6357W to Gaspe Peninsula near 4851N 6412W.
Sea ice west of the ice edge.

Third ice edge estimated from Quebec near 4845N 6750W to 4853N 6830W
to 4959N 6512W to 4942N 6429W to Anticosti Island near 4941N 6358W.
Sea ice southwest then north of the ice edge.

Fourth ice edge estimated from Anticosti Island near 4956N 6403W to
4958N 6010W to Quebec near 5126N 5733W. Sea ice north of the ice
edge.

Fifth ice edge estimated from 5058N 5712W to 5046N 5728W to
Newfoundland near 5036N 5723W. Sea ice east of the ice edge.

Ice Coverage

Open water except 2 tenths new ice along parts of the coasts.

 

Iceberg Bulletin

Issued 1:30 PM EST 11 December 2024

Iceberg Limit

Iceberg limit at 0000 UTC 12 Dec estimated from the Labrador coast
near 5400N 5720W to 5315N 5400W to 5315N 5115W to 5500N 5015W to
5900N 5800W to 5945N 5230W to 5845N 4700W then eastwards.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Storm warning in effect

Anticosti

Issued 3:30 PM AST 11 December 2024

'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 December 2024 Tonight and Thursday At 3:30 p.m. AST today trough located near the Great Lakes.
By 8:00 p.m. AST tonight intensifying trough from 992 mb low
located over New England extending southward.

At 3:30 p.m. AST Thursday trough from 972 mb low located over
Labrador extending southward.

Marine Weather Statement

Issued 7:38 PM AST 11 December 2024 An intensifying trough of low pressure approaching from the west
Will track eastward across marine waters on Thursday. Gale to
Storm force southerlies ahead of the trough will shift to strong to
gale force southwesterlies in its wake.

Marine interests are advised that storm warnings are in effect for
Grand Manan, Lurcher, Browns Bank, Gulf-Magdalen, Chaleur-Miscou -
eastern half and Anticosti. Gale warnings are in effect for all
remaining waters.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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