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Gulf - Port au Port

Forecast

Marine Forecast

Issued 08:00 PM NDT 21 March 2025

Tonight and Saturday.

Wind south 20 knots except variable 10 to 15 over northern sections. Wind diminishing to variable 10 to 15 this evening except northeast 25 over northern sections Saturday. Wind becoming northwest 25 Saturday evening.

Showers changing to rain or freezing rain Saturday morning. Fog banks dissipating Saturday afternoon.

Waves

Issued 06:00 PM NDT 21 March 2025
Tonight and Saturday. Outside the ice edge seas 1 to 2 metres except 2 to 3 over southwestern sections early this evening. Seas building to 2 to 3 Saturday evening.

Extended Forecast

Issued 03:30 PM NDT 21 March 2025
Sunday Wind northwest 25 to 35 knots diminishing to northwest 15 to 20 in the afternoon.
Monday Wind northwest 25 knots.
Tuesday Wind southeast 25 knots.

Ice Forecast

Issued 10:00 AM EDT 21 March 2025 Today Tonight and Saturday Open water except 7 tenths grey-white ice including 1 tenth first-year ice near the Quebec coast. Consolidated 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 21 March 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Nova Scotia near 4521N 6100W to 4549N 5906W
to Newfoundland near 4736N 5740W. Sea ice north and west of the ice
edge.

Ice Coverage

Open water except 7 tenths grey-white ice including 1 tenth
first-year ice near the Quebec coast. Consolidated first-year ice
along parts of the Quebec coast.

 

Iceberg Bulletin

Issued 3:41 PM EDT 21 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 22 Mar estimated from Newfoundland near
4643N 5307W to 4605N 4950W to 4630N 4450W to 5100N 4600W to 5400N
4700W to 5900N 5620W to 6110N 5505W to 5820N 4555W then eastwards.

Western iceberg limit at 0000 UTC 22 Mar estimated from Quebec near
5035N 5940W to Newfoundland near 4920N 5745W.

Iceberg Count

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

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NDT 21 March 2025 Tonight and Saturday At 8:00 p.m. NDT tonight low 987 mb located near the Gulf of Maine.
By 8:00 p.m. NDT Saturday low 983 mb located over the Northeast
Coast of Newfoundland.

Marine Weather Statement

Issued 7:47 PM NDT 21 March 2025 A low pressure system over the Gulf of Maine will approach the marine
district from the southwest tonight and cross Newfoundland on
Saturday. Moderate to strong south to southeasterlies ahead of the
low will shift to strong to gale force west to southwesterlies in its
wake Saturday evening.

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

Atlantic - Maritimes Area

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