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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NST 19 January 2025

Today Tonight and Monday.

Gale warning in effect.

Wind south 15 to 20 knots backing to southeast 25 near noon then increasing to southeast 35 to 45 this evening. Wind veering to south 25 to 35 Monday morning then to west 25 to 35 Monday evening.

Rain and fog banks tonight and Monday.

Waves

Issued 06:00 AM NST 19 January 2025
Today Tonight and Monday. Seas 2 metres building to 3 to 4 this evening and to 4 to 6 late overnight.

Extended Forecast

Issued 03:00 AM NST 19 January 2025
Tuesday Wind west 25 knots increasing to west 35 in the afternoon.
Wednesday Wind variable 15 knots increasing to north 25 to 35.
Thursday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EST 18 January 2025 Today Tonight and Sunday Ice free.  

[ 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 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 18 January 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4749N 5247W to 4915N 5245W
to 5030N 5500W to 5400N 5500W to 5632N 5818W to 5800N 5800W to 6200N
5851W. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 18 January 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4749N 5247W to 4915N 5245W
to 5030N 5500W to 5400N 5500W to 5632N 5818W to 5800N 5800W to 6200N
5851W. 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 18 January 2025

Iceberg Limit

Iceberg limit at 0000 UTC 19 Jan estimated from the Labrador coast
near 5457N 5900W to 5530N 5645W to 5630N 5645W to 5910N 5900W to
6050N 5420W to 5840N 4955W then eastwards.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:30 PM EST 18 January 2025

Iceberg Limit

Iceberg limit at 0000 UTC 19 Jan estimated from the Labrador coast
near 5457N 5900W to 5530N 5645W to 5630N 5645W to 5910N 5900W to
6050N 5420W to 5840N 4955W then eastwards.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 10:00 AM NST 19 January 2025

'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 10:00 AM NST 19 January 2025 Today Tonight and Monday At 10:00 a.m. NST today trough located over the St. Lawrence River.
By 3:00 a.m. NST Monday trough located over the Gulf of
St. Lawrence.

At 8:00 p.m. NST tonight intensifying low 998 mb located south of
Cape Cod.
By 8:00 p.m. NST Monday low 973 mb located northwest of Belle
Isle Bank.

At 10:00 a.m. NST today ridge located over the northern Grand Banks.
By 8:00 p.m. NST tonight departing ridge located east of the
Marine District.

Marine Weather Statement

Issued 9:43 AM NST 19 January 2025 A trough of low pressure will approach the marine district from the
west today and set up over the Gulf of St. Lawrence tonight. Strong
to gale force south to southeast winds will spread across all waters
ahead of the trough.

A low pressure system will rapidly intensify as it moves up the
Eastern Seaboard tonight. The low will move along the trough through
the Gulf of St. Lawrence on Monday to lie northwest of Belle Isle
Bank by Monday evening. Gale force south to southeast winds will
persist over most waters ahead of this low then shift to gale force
southwesterly to northwesterly in its wake.

Marine interests are advised that gale warnings are in effect for all
waters.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle and Gulf waters.

Atlantic - Maritimes Area

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Marine Weather for Canada

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