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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 31 March 2025

Tonight and Tuesday.

Wind southeast 25 knots and locally gusts to 35 along the Newfoundland coast tonight. Wind diminishing to variable 15 to 20 late overnight then becoming southwest 20 Tuesday morning. Wind veering to west 25 Tuesday evening.

Snow changing to freezing rain this evening and ending late overnight. Periods of rain and fog banks Tuesday. Visibility 1 mile or less in snow and in fog banks.

Temperatures minus 2 rising to plus 3 overnight.

Waves

Issued 06:00 AM NDT 31 March 2025
Today Tonight and Tuesday. Seas 1 metre or less building to 1 to 2 this afternoon and to 2 to 3 this evening. Seas subsiding to 1 to 2 Tuesday morning then building to 2 to 3 Tuesday evening.

Extended Forecast

Issued 03:30 PM NDT 31 March 2025
Wednesday Wind northwest 25 to 35 knots.
Thursday Wind northwest 15 knots becoming variable 10 to 15.
Friday Wind southeast 25 knots backing to northeast 25.

Ice Forecast

Issued 10:00 AM EDT 31 March 2025 Today Tonight and Tuesday Bergy water except 1 tenth first-year ice near the Quebec coast. Consolidated rotten first-year ice along parts of the Quebec coast. 

[ Canadian Ice Service ]

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Banquereau - 44139 LaHave Bank - 44150 Halifax Harbour - 44258 East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 Baie-Comeau Airport Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Sept-Îles Airport Pointe-des-Monts Pointe-Noire Cap-d'Espoir Rivière-la-Madeleine Gaspé Airport Heath Point Îles de la Madeleine Airport La Pocatière Mont-Joli Airport New Carlisle Pointe-au-Père Port Menier Île Bicquette Cap-Chat 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 Baccaro Point Beaver Island Brier Island Caribou Point Debert Eskasoni (First Nations) Grand Étang CFB Greenwood Hart Island Ingonish Beach Kentville AAFC Lunenburg McNabs Island Nappan AAFC North Mountain Parrsboro Sable Island St.Paul Island Shearwater Airport J.A. Douglas McCurdy Sydney Airport Tracadie Western Head Yarmouth Airport Charlottetown Airport East Point North Cape Summerside Burgeo Port aux Basques Sagona Island St. Lawrence Stephenville Airport Winterland Branch Hill Wreckhouse
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 31 March 2025 Today Tonight and Tuesday

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

Bergy water except 1 tenth first-year ice near the Quebec coast.
Consolidated rotten first-year ice along parts of the Quebec coast.

 

Iceberg Bulletin

Issued 2:30 PM EDT 30 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 31 Mar estimated from Newfoundland near
4658N 5404W to 4410N 5045W to 4430N 4630W 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 31 Mar estimated from Quebec near
5015N 6057W to Newfoundland near 4833N 5849W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
western iceberg limit.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 31 March 2025 Tonight and Tuesday At 3:30 p.m. NDT today ridge located from the Grand Banks to the
Torngat Mountains.
By 10:00 a.m. NDT Tuesday departing ridge located northeast of
Belle Isle Bank.

At 3:30 p.m. NDT today low 995 mb located over southern Ontario.
By 3:30 p.m. NDT Tuesday low 992 mb located over the Quebec Lower
North Shore.

Marine Weather Statement

Issued 3:18 PM NDT 31 March 2025 An intense low pressure system will approach the district tonight
before tracking just north of the Gulf of St. Lawrence. Strong east
to southeasterly winds will develop ahead of the low and increase to
strong to gale force southwesterly winds in its wake.

Marine interests are advised that gale warnings are in effect for
Southwest Coast, South Coast, and Southwestern Grand Banks.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle and Belle Isle Bank - northeastern
half.

Atlantic - Maritimes Area

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Marine Weather for Canada

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