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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 31 March 2023

Today Tonight and Saturday.

Wind east 15 to 20 knots backing to northeast 25 this afternoon except northwest 25 over southern sections this evening. Wind diminishing to northwest 20 overnight then backing to west 10 to 15 Saturday morning. Wind increasing to south 30 Saturday evening.

Showers or flurries today and this evening. Rain Saturday evening.

Waves

Issued 06:00 PM NDT 30 March 2023
Tonight and Friday. Seas 2 to 3 metres building to 3 to 5 Friday afternoon.

Extended Forecast

Issued 03:00 AM NDT 31 March 2023
Sunday Wind southwest 35 to 45 knots diminishing to west 25 late in the day.
Monday Wind west 25 to 35 knots.
Tuesday Wind southwest 25 knots.

Ice Forecast

Issued 10:00 AM EDT 30 March 2023 Today Tonight and Friday Bergy water.  

[ Canadian Ice Service ]

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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 West Bay of Fundy - 44490 Mont-Louis - 45138 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 EDT 30 March 2023 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4638N 5310W to 4630N 5217W
to 4831N 5141W to 5045N 5453W to 5444N 5303W to 5803N 5756W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 30 March 2023 Today Tonight and Friday

Ice Edge

Ice edge estimated from Newfoundland near 4638N 5310W to 4630N 5217W
to 4831N 5141W to 5045N 5453W to 5444N 5303W to 5803N 5756W then
northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 3:35 PM EDT 30 March 2023

Iceberg Limit

Iceberg limit at 0000 UTC 31 Mar estimated from Newfoundland near
4655N 5525W to 4425N 5320W to 4400N 4700W to 4800N 4400W to 5835N
5540W to 5910N 5040W then eastwards.

Western iceberg limit at 0000 UTC 31 Mar estimated from Quebec near
5015N 6058W to Newfoundland near 4840N 5829W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs north of the
iceberg limit.

Iceberg Bulletin

Tail of the Grand Banks

Issued 3:35 PM EDT 30 March 2023

Iceberg Limit

Iceberg limit at 0000 UTC 31 Mar estimated from Newfoundland near
4655N 5525W to 4425N 5320W to 4400N 4700W to 4800N 4400W to 5835N
5540W to 5910N 5040W then eastwards.

Western iceberg limit at 0000 UTC 31 Mar estimated from Quebec near
5015N 6058W to Newfoundland near 4840N 5829W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 31 March 2023 Today Tonight and Saturday At 3:00 a.m. NDT today deepening low 1006 mb located south of the
Grand Banks.
By 3:00 a.m. NDT Saturday low 980 mb located southeast of the
Grand Banks.

At 3:00 a.m. NDT today trough located on a line northwest-southeast
over Cape Breton Island.
By 3:30 p.m. NDT today trough located on a line northwest-southeast
over the southwestern Grand Banks.

At 3:00 a.m. NDT today ridge located from Labrador to Funk Island
Bank.
By 3:00 a.m. NDT Saturday ridge located from the Northeast Coast
of Newfoundland to Banquereau.

Marine Weather Statement

Issued 2:38 AM NDT 31 March 2023 A low pressure system will pass southeast of the Grand Banks later
today and tonight. Strong to gale force northeasterlies will develop
over southeastern waters as the low approaches. Winds will back to
strong to gale force northwesterlies as the low departs the district
Saturday morning.

Marine interests are advised that gale warnings are in effect for
Northern Grand Banks - eastern half and Southeastern Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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