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Northumberland Strait - western half

Forecast

Marine Forecast

Issued 03:00 AM ADT 27 April 2025

Today Tonight and Monday.

Strong wind warning in effect.

Wind variable 15 knots increasing to north 25 near noon and to north 30 Monday morning. Wind diminishing to north 20 Monday afternoon and to northeast 15 Monday evening.

Periods of rain ending near noon Monday. Fog patches dissipating this evening.

Extended Forecast

Issued 03:00 AM ADT 27 April 2025
Tuesday Wind light increasing to southerly 20 to 25 knots in the afternoon.
Wednesday Wind southwest 20 to 25 knots veering to northwest 25.
Thursday Wind northwest 25 to 35 knots diminishing to northwest 15.

Ice Forecast

Issued 10:00 AM EDT 26 April 2025 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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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 Saint-Hubert 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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 26 April 2025 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Quebec near 4832N 6412W to 4835N 6404W
to 4844N 6402W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 5011N 6057W to 4955N
6023W to 5107N 5730W to Newfoundland near 5029N 5728W. Sea ice north
then east of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait - western half

Issued 03:00 AM ADT 27 April 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 3:00 AM ADT 27 April 2025 Today Tonight and Monday At 3:00 a.m. ADT today low 1002 mb located over the Gulf of Maine.
By 3:30 p.m. ADT today low 1000 mb located over Grand Manan.

At 8:00 p.m. ADT tonight low 1002 mb located near Lurcher.
By 3:30 p.m. ADT Monday low 1006 mb located over Fourchu.

Marine Weather Statement

Issued 2:47 AM ADT 27 April 2025 A low pressure system is slowly tracking eastward across the
Maritimes today. Strong to gale force southerlies ahead of the system
will move east of the marine district tonight while strong to near
gale force northerlies will build on Monday in its wake.

Marine interests are advised that gale warnings are in effect for
Cabot Strait - northern half and Gulf-Magdalen - eastern half.

St. Lawrence - St. Lawrence River Area

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