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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 23 March 2023

Today Tonight and Friday.

Storm warning in effect.

Wind northwest 30 knots diminishing to northwest 15 to 20 this afternoon and to variable 10 to 15 this evening. Wind increasing to southeast 25 overnight and to southeast 45 to 55 Friday morning. Wind becoming west 45 Friday evening.

Showers or flurries this morning. Flurries this afternoon. Rain or snow overnight and Friday. Visibility 1 mile or less in precipitation.

Waves

Issued 06:00 PM NDT 22 March 2023
Tonight and Thursday. Seas 2 to 3 metres building to 3 to 4 this evening then subsiding to 2 to 3 Thursday evening.

Extended Forecast

Issued 03:00 AM NDT 23 March 2023
Saturday Wind northwest 45 to 55 knots.
Sunday Wind northwest 25 to 35 knots diminishing to variable 10 to 15.
Monday Wind north 20 knots.

Ice Forecast

Issued 10:00 AM EDT 22 March 2023 Today Tonight and Thursday 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 22 March 2023 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Newfoundland near 4647N 5257W to 4645N 5226W
to 4919N 4928W to 5021N 5342W to 5243N 5426W to 5505N 5240W to 5552N
5616W to 5803N 5815W 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 22 March 2023 Today Tonight and Thursday

Ice Edge

Ice edge estimated from Newfoundland near 4647N 5257W to 4645N 5226W
to 4919N 4928W to 5021N 5342W to 5243N 5426W to 5505N 5240W to 5552N
5616W to 5803N 5815W 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 2:30 PM EDT 22 March 2023

Iceberg Limit

Iceberg limit at 0000 UTC 23 Mar estimated from Newfoundland near
4655N 5555W to 4600N 5525W to 4500N 5000W to 4455N 4500W to 4730N
4430W to 5835N 5540W to 6005N 5015W to 5850N 4755W then eastwards.

Western iceberg limit at 0000 UTC 23 Mar estimated from Quebec near
5020N 6050W to Newfoundland near 4917N 5810W.

Iceberg Count

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

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 22 March 2023

Iceberg Limit

Iceberg limit at 0000 UTC 23 Mar estimated from Newfoundland near
4655N 5555W to 4600N 5525W to 4500N 5000W to 4455N 4500W to 4730N
4430W to 5835N 5540W to 6005N 5015W to 5850N 4755W then eastwards.

Western iceberg limit at 0000 UTC 23 Mar estimated from Quebec near
5020N 6050W to Newfoundland near 4917N 5810W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Storm warning in effect

Southwestern Grand Banks

Issued 03:00 AM NDT 23 March 2023

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. 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 3:00 AM NDT 23 March 2023 Today Tonight and Friday At 3:00 a.m. NDT today trough located east of the Avalon Peninsula.
By 3:30 p.m. NDT today departing trough located over the northern
Grand Banks.

At 3:00 a.m. NDT today ridge located on a line northwest-southeast
over the Maritimes.
By 3:00 a.m. NDT Friday ridge located on a line northwest-southeast
over the southeastern Grand Banks.

At 3:30 p.m. NDT today approaching low 1002 mb located over
southern Quebec.

Marine Weather Statement

Issued 2:49 AM NDT 23 March 2023 A low pressure system approaching from the west will eventually lie
over the Grand Banks by Friday night. Gale to storm force southeast
to northeasterly winds will develop on Friday ahead of the low before
shifting to strong to gale force westerly winds in its wake.

Marine interests are advised that storm warnings are in effect for
the Southern Grand Banks. Gale warnings are in effect for Southwest
Coast, South Coast, East Coast and Northern Grand Banks.

Atlantic - Maritimes Area

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Marine Weather for Canada

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