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Gulf - Magdalen - southwestern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 01 April 2025

Today Tonight and Wednesday.

Gale warning in effect.

Wind variable 15 to 20 knots becoming northwest 20 near noon then increasing to northwest 35 early this evening. Wind diminishing to northwest 25 near noon Wednesday and to northwest 15 Wednesday evening.

Periods of rain ending this afternoon. Fog patches dissipating near noon.

Freezing spray warning in effect.

Freezing spray beginning Wednesday morning.

Temperatures plus 4 falling to minus 5 near noon Wednesday.

Waves

Issued 05:00 AM ADT 01 April 2025
Today Tonight and Wednesday. Seas 1 to 2 metres building to 2 to 3 this evening and to 3 to 4 late overnight. Seas subsiding to 2 to 3 Wednesday afternoon and to 1 to 2 Wednesday evening.

Extended Forecast

Issued 03:00 AM ADT 01 April 2025
Thursday Wind northwest 20 knots diminishing to light in the morning then increasing to southeast 20 late in the day.
Friday Wind light increasing to northeast 15 to 20 knots.
Saturday Wind northeast 20 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 1 April 2025 Today Tonight and Wednesday Open water except 1 tenth first-year 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 EDT 1 April 2025 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Cape Breton near 4620N 6017W to 4656N
6003W to 4753N 6116W to 4754N 6327W to Anticosti Island near 4923N
6335W. Sea ice south and west of the ice edge.

Second ice edge estimated from Anticosti Island near 4948N 6315W to
4948N 5942W to 5031N 5752W to Newfoundland near 4847N 5846W. Sea ice
north and east of the ice edge.

Ice Coverage

Open water except 1 tenth first-year ice along parts of the coasts.

 

Iceberg Bulletin

Issued 3:16 PM EDT 31 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 1 Apr estimated from Newfoundland near
4658N 5404W to 4410N 5045W to 4410N 4645W to 4655N 4040W to 5155N
4425W to 5510N 4705W to 5900N 5620W to 6110N 5505W to 5830N 4740W
then eastwards.

Western iceberg limit at 0000 UTC 1 Apr estimated from Quebec near
5016N 6208W to Newfoundland near 4753N 5923W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Gulf - Magdalen - southwestern half

Issued 10:00 AM ADT 01 April 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.

Freezing spray warning in effect

Gulf - Magdalen - southwestern half

Issued 10:00 AM ADT 01 April 2025

Moderate or severe freezing spray is 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 ADT 1 April 2025 Today Tonight and Wednesday At 10:00 a.m. ADT today departing warm front located northeast of
the Marine District.

At 10:00 a.m. ADT today cold front located from the Gulf of Maine
to Anticosti Island.
By 3:00 a.m. ADT Wednesday cold front located on a line north-south
over the Grand Banks.

At 3:30 p.m. ADT Wednesday approaching ridge located over the Gulf
of Maine.

Marine Weather Statement

Issued 9:53 AM ADT 1 April 2025 A cold front over the western marine district will track eastward
across the area today and tonight to lie over the Grand Banks
overnight tonight. Strong to gale force southwesterlies ahead of the
cold front shift to strong to gale force northwesterlies behind it.

Marine interests are advised that gale warnings are in effect for all
waters except Fundy, Grand Manan, southwestern shore, eastern shore -
western half, and Northumberland Strait. Freezing spray warnings are
in effect for Cabot Strait and all gulf of Saint Lawrence waters.

St. Lawrence - St. Lawrence River Area

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Marine Weather for Canada

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