Southwestern Grand Banks

Forecast

Marine Forecast

Issued 10:00 AM NST 21 November 2018

Today Tonight and Thursday.

Gale warning in effect.

Wind south 25 to 35 knots veering to west 25 to 35 this afternoon then diminishing to south 15 to 20 late overnight. Wind increasing to south 25 to 35 Thursday morning then veering to west 25 to 35 Thursday afternoon.

Rain and fog banks ending this afternoon with a risk of thunderstorms. Rain beginning Thursday morning.

Waves

Issued 06:00 AM NST 21 November 2018
Today Tonight and Thursday. Seas 2 to 3 metres building to 3 to 4 this evening then subsiding to 2 to 3 Thursday morning. Seas building to 3 to 5 Thursday evening.

Extended Forecast

Issued 03:00 AM NST 21 November 2018
Friday Wind west 25 to 35 knots.
Saturday Wind west 35 knots.
Sunday Wind northwest 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EST 20 November 2018 Today Tonight and Wednesday 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 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 Bouctouche AAFC Charlo Miramichi Fundy Park (Alma) Grand Manan 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 Wreckhouse
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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EST 20 November 2018 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Labrador near 5345N 5625W to 5435N 5705W to
5555N 6005W to 5750N 6135W to 6005N 6335W to 6040N 6245W then
northeastward. Sea ice north and west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 20 November 2018 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Labrador near 5345N 5625W to 5435N 5705W to
5555N 6005W to 5750N 6135W to 6005N 6335W to 6040N 6245W then
northeastward. Sea ice north and west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 11:00 AM EST 20 November 2018

Iceberg Limit

Iceberg limit at 0000 UTC 21 Nov estimated from the Labrador coast
near 5222N 5537W to 5100N 5330W to 5100N 5000W to 5300N 5000W to
5600N 5200W to 5730N 5700W to 6000N 6000W to 6100N 5400W to 5800N
5000W then eastwards.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 11:00 AM EST 20 November 2018

Iceberg Limit

Iceberg limit at 0000 UTC 21 Nov estimated from the Labrador coast
near 5222N 5537W to 5100N 5330W to 5100N 5000W to 5300N 5000W to
5600N 5200W to 5730N 5700W to 6000N 6000W to 6100N 5400W to 5800N
5000W 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 21 November 2018

'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 21 November 2018 Today Tonight and Thursday At 10:00 a.m. NST today deepening low 993 mb located over the
Southwest Coast of Newfoundland.
By 10:00 a.m. NST Thursday low 960 mb located over northwestern
Labrador Sea.

At 10:00 a.m. NST today trough located from the low to Belle
Isle Bank.
By 8:00 p.m. NST tonight departing trough from low located over
Labrador Sea.

By 3:00 a.m. NST Thursday approaching low 999 mb located over the
Gulf of St. Lawrence.

Marine Weather Statement

Issued 9:50 AM NST 21 November 2018 A deepening low over the Southwest Coast of will track northeastwards
today and into Labrador Sea tonight. Strong to gale force south to
northeast winds ahead of the low will shift to gale force west to
southwesterlies in its wake. Winds will diminish tonight as the low
departs.

Meanwhile, a second deepening low pressure system will approach the
Gulf of St. Lawrence overnight and track across Newfoundland on
Thursday. Gale force north to northeasterlies will develop on
Thursday west of the low. Strong to gale force southeasterlies ahead
of the low will shift to gale force southwesterlies in its wake.

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

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