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Southwestern Grand Banks

Forecast

Marine Forecast

Issued 08:00 PM NST 04 December 2024

Tonight and Thursday.

Gale warning in effect.

Wind variable 10 to 15 knots increasing to south 15 to 20 Thursday afternoon and to south 35 Thursday evening.

Showers.

Waves

Issued 06:00 PM NST 04 December 2024
Tonight and Thursday. Seas 1 to 2 metres building to 2 to 3 Thursday evening.

Extended Forecast

Issued 03:30 PM NST 04 December 2024
Friday Wind south 55 knots diminishing to southwest 25 to 35 in the afternoon then becoming southwest 25 late in the day.
Saturday Wind southwest 25 knots veering to west 15 to 20.
Sunday Wind west 15 to 20 knots increasing to west 25.

Ice Forecast

Issued 10:00 AM EST 4 December 2024 Today Tonight and Thursday Ice free.  

[ Canadian Ice Service ]

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Weather Conditions

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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

Southwestern Grand Banks

Issued 10:00 AM EST 4 December 2024 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Labrador near 5335N 5606W to 5436N 5704W to
5552N 6004W to 5759N 6127W to Labrador near 6014N 6422W. Sea ice
west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 4 December 2024 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Labrador near 5335N 5606W to 5436N 5704W to
5552N 6004W to 5759N 6127W to Labrador near 6014N 6422W. Sea ice
west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 1:30 PM EST 4 December 2024

Iceberg Limit

Iceberg limit at 0000 UTC 5 Dec estimated from the Labrador coast
near 5400N 5720W to 5330N 5415W to 5415N 5245W to 5530N 5245W to
5900N 5800W to 5945N 5230W to 5825N 4630W then eastwards.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:30 PM EST 4 December 2024

Iceberg Limit

Iceberg limit at 0000 UTC 5 Dec estimated from the Labrador coast
near 5400N 5720W to 5330N 5415W to 5415N 5245W to 5530N 5245W to
5900N 5800W to 5945N 5230W to 5825N 4630W then eastwards.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 8:00 PM NST 04 December 2024

'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 8:00 PM NST 4 December 2024 Tonight and Thursday At 8:00 p.m. NST tonight low 993 mb located over Ontario.
By 3:30 p.m. NST Thursday low 989 mb located over the Maritimes.

At 8:00 p.m. NST tonight ridge located on a line northeast-southwest
over Cabot Strait.
By 3:30 p.m. NST Thursday ridge located on a line
northeast-southwest over the Northeast Coast of Newfoundland.

Marine Weather Statement

Issued 7:59 PM NST 4 December 2024 An intensifying low pressure system will approach Newfoundland from
the west on Thursday and track north through the Gulf of St. Lawrence
Thursday night. Gale to storm force south to southeasterlies ahead of
the low will develop over southwestern waters as it approaches.

Marine interests are advised that a storm warning is in effect for
Southwest Coast. Gale warnings are in effect for Gulf waters, South
Coast, and Southwestern Grand Banks.

Atlantic - Maritimes Area

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