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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NDT 18 August 2026

Today Tonight and Wednesday.

Wind southwest 25 knots diminishing to southwest 15 to 20 near noon then backing to southeast 15 to 20 this evening. Wind increasing to southeast 25 Wednesday morning with gusts to 45 along the Newfoundland coast Wednesday afternoon and evening.

Showers and fog patches.

Waves

Issued 06:00 AM NDT 18 August 2026
Today Tonight and Wednesday. Seas 2 to 3 metres subsiding to 1 to 2 this morning then building to 2 to 3 Wednesday afternoon.

Extended Forecast

Issued 03:00 AM NDT 18 August 2026
Thursday Wind southwest 15 to 20 knots diminishing to southwest 10 to 15 in the afternoon.
Friday Wind southwest 15 to 20 knots.
Saturday Wind west 15 to 20 knots.

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Map of Atlantic - Maritimes marine weather areas Baie-Comeau Airport Halifax Harbour - 44258 West Chedabucto Bay – 44489 North Cape Winterland Branch Hill Summerside Wreckhouse East Scotia Slope - 44137 Stephenville St. Lawrence Burgeo Havre-Saint-Pierre Airport Île aux Perroquets Île Rouge Longue-Pointe-de-Mingan Banquereau - 44139 Sept-Îles Airport Port aux Basques LaHave Bank - 44150 Sagona Island Mont-Joli Airport Beaver Island Baccaro Point St. Stephen Rivière-la-Madeleine Saint John Airport Gaspé Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Îles de la Madeleine Airport Miscou Island La Pocatière Kouchibouguac Cap-d'Espoir Grand Manan New Carlisle Fundy Park (Alma) Pointe-au-Père Miramichi Port Menier Charlo Île Bicquette Bathurst Airport Cap-Chat Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Pointe-Noire Western Head Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Pointe-des-Monts 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 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 17 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 18 Aug estimated from Newfoundland near
4915N 5330W to 4940N 5320W to 5030N 5330W to 6000N 5600W to 6020N
5200W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM NDT 18 August 2026 Today Tonight and Wednesday At 10:00 a.m. NDT today quasi-stationary ridge located on a line
northeast-southwest over the Grand Banks.

At 10:00 a.m. NDT today trough located over the Gulf of Maine.
By 10:00 a.m. NDT Wednesday trough located on a line north-south
over Nova Scotia.

Atlantic - Maritimes Area

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Marine Weather for Canada

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