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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NDT 12 May 2026

Tonight and Wednesday.

Wind north 15 knots increasing to north 25 late this evening then backing to northwest 25 Wednesday morning with gusts to 35. Wind diminishing to northwest 15 to 20 Wednesday evening.

Rain becoming snow or rain after midnight and ending Wednesday afternoon. Fog patches dissipating late this evening.

Waves

Issued 06:00 PM NDT 12 May 2026
Tonight and Wednesday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:30 PM NDT 12 May 2026
Thursday Wind southwest 15 to 20 knots.
Friday Wind east 15 knots.
Saturday Wind northeast 25 knots.

Ice Forecast

Issued 10:00 AM EDT 12 May 2026 Today Tonight and Wednesday Bergy water. 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 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 12 May 2026 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Quebec near 5016N 6251W to 4956N 6207W to
4956N 5959W to 5116N 5738W to Quebec near 5125N 5736W. Sea ice north
of the ice edge.

Ice Coverage

Bergy water. Consolidated rotten first-year ice along parts of the
Quebec coast.

 

Iceberg Bulletin

Issued 3:29 PM EDT 12 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 May estimated from Newfoundland near
4655N 5545W to 4125N 5045W to 4135N 4645W to 4735N 4420W to 5310N
4635W to 5550N 5010W to 5900N 5500W to 6000N 5300W to 5840N 4940W to
5755N 4530W then northeastward.

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 8:00 PM NDT 12 May 2026 Tonight and Wednesday At 8:00 p.m. NDT tonight intensifying low 999 mb located over the
South Coast of Newfoundland.
By 3:30 p.m. NDT Wednesday low 988 mb located over Belle Isle Bank.

At 8:00 p.m. NDT tonight ridge located on a line north-south over
central Quebec.
By 3:30 p.m. NDT Wednesday ridge located on a line
northeast-southwest over the Maritimes.

Marine Weather Statement

Issued 7:49 PM NDT 12 May 2026 An intensifying low pressure system will cross Newfoundland tonight
and further deepen as it moves to lie north of the island on
Wednesday.

Strong to gale force southeasterlies are expected east of the track
of the low, while strong to gale force northwesterlies will develop
to the west of its track. Winds will shift to strong to gale force
west to southwesterlies in the wake of the low.

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

Atlantic - Maritimes Area

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Marine Weather for Canada

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