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Laurentian Fan

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 08 July 2025

Tonight and Wednesday.

Wind southwest 15 knots increasing to southwest 25 near midnight except variable 10 to 15 over northern sections. Wind diminishing to northwest 10 to 15 early Wednesday morning and to light early Wednesday evening.

Showers. Risk of thunderstorms tonight and Wednesday morning. Fog patches dissipating Wednesday morning.

Waves

Issued 05:00 PM ADT 08 July 2025
Tonight and Wednesday. Seas 1 to 2 metres building to 2 to 3 early Wednesday morning.

Extended Forecast

Issued 03:30 PM ADT 08 July 2025
Thursday Wind variable 10 to 15 knots.
Friday Wind east 15 to 20 knots veering to southeast 25.
Saturday Wind southwest 25 knots diminishing to southwest 10 to 15.

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

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 8 July 2025

Iceberg Limit

Iceberg limit at 0000 UTC 9 Jul estimated from Newfoundland near
4649N 5308W to 4635N 4415W to 4840N 4235W to 5230N 4605W to 5745N
5405W to 5950N 5300W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Watches (In effect)

Squall watch in effect

Laurentian Fan

Issued 11:55 PM ADT 08 July 2025 Conditions are favourable for the development of squalls with wind gusts up to 35 knots, frequent lightning and poor to very poor visibility in thunderstorms heavy at times.


Mariners are advised to prepare for potential squalls. Vulnerable vessels are most at risk and should seek safe harbour if underway.

Please continue to monitor alerts and forecasts issued by Environment Canada. For more information monitor Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 8 July 2025 Tonight and Wednesday At 8:00 p.m. ADT tonight low 1011 mb located near LaHave Bank.
By 3:00 a.m. ADT Wednesday low 1010 mb located over Laurentian Fan.

At 3:30 p.m. ADT Wednesday departing low 1010 mb located over the
Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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