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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 11 April 2026

Tonight and Sunday.

Gale warning in effect.

Wind northeast 35 knots except light over southern sections. Wind becoming northwest 35 early Sunday morning then diminishing to northwest 25 Sunday evening.

Rain or snow becoming snow overnight and ending Sunday afternoon. Fog banks dissipating Sunday morning. Visibility 1 mile or less in fog banks and in snow.

Temperatures near zero.

Waves

Issued 06:00 PM NDT 11 April 2026
Tonight and Sunday. Seas 1 to 2 metres building to 2 to 3 this evening and to 3 to 4 near midnight. Seas subsiding to 2 to 3 Sunday evening.

Extended Forecast

Issued 03:30 PM NDT 11 April 2026
Monday Wind northwest 15 to 20 knots diminishing to variable 10 to 15 in the morning then increasing to south 20 late in the day.
Tuesday Wind variable 10 to 15 knots.
Wednesday Wind northeast 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 11 April 2026 Today Tonight and Sunday Open water. Consolidated rotten first-year ice along parts of the coasts. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 11 April 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Cape Breton Island near 4607N 5949W to 4606N
5926W to 4712N 5933W to Newfoundland near 4753N 5924W. Sea ice west
of the ice edge.

Ice Coverage

Open water. Consolidated rotten first-year ice along parts of the
coasts.

 

Iceberg Bulletin

Issued 2:30 PM EDT 11 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Apr estimated from Newfoundland near
4655N 5400W to 4510N 5245W to 4505N 4650W to 4620N 4255W to 5000N
4425W to 5305N 4755W to 5900N 5600W to 6015N 5245W to 5735N 4735W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Gulf - Port au Port

Issued 3:30 PM NDT 11 April 2026

'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.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 11 April 2026 Tonight and Sunday At 3:30 p.m. NDT today deepening low 1008 mb located over the Gulf
of St. Lawrence.
By 3:30 p.m. NDT Sunday merging low 989 mb located east of Funk
Island Bank.

At 3:30 p.m. NDT today deepening low 1002 mb located south of the
Grand Banks.
By 3:30 p.m. NDT Sunday merging low 989 mb located east of Funk
Island Bank.

At 3:30 p.m. NDT today ridge located on a line east-west over Funk
Island Bank.
By 8:00 p.m. NDT tonight dissipating ridge located on a line
east-west over Belle Isle Bank.

Marine Weather Statement

Issued 3:27 PM NDT 11 April 2026 A deepening low pressure system over the Gulf of St. Lawrence will
track eastward across Newfoundland tonight and Sunday morning.
Meanwhile, a second deepening low pressure system will approach from
the south and track across the Grand Banks. By Sunday afternoon, both
systems are expected to merge into an intense low pressure system
that will remain nearly stationary just east of Funk Island Bank.

Gale force northeasterlies to northwesterlies will develop in the
vicinity of the first low over the Gulf waters this evening, while
gale force southerlies to westerlies develop over the Grand Banks
with the second low. As the lows merge on Sunday, gale force
southwesterlies to northwesterlies will spread to all remaining
waters.

Marine interests are advised that gale warnings are in effect for all
waters.

Atlantic - Maritimes Area

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Marine Weather for Canada

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