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Southwestern Grand Banks

Forecast

Marine Forecast

Issued 03:00 AM NST 11 December 2019

Today Tonight and Thursday.

Gale warning in effect.

Wind southwest 35 to 45 knots diminishing to northwest 25 Thursday morning then increasing to west 35 Thursday afternoon.

Rain and fog patches changing to flurries or showers near noon Thursday.

Waves

Issued 06:00 AM NST 11 December 2019
Today Tonight and Thursday. Seas 5 to 7 metres subsiding to 3 to 5 Thursday morning.

Extended Forecast

Issued 03:00 AM NST 11 December 2019
Friday Wind northwest 25 to 35 knots diminishing to northwest 20 in the afternoon.
Saturday Wind variable 10 to 15 knots increasing to southeast 25 to 35.
Sunday Wind southeast 25 to 35 knots veering to south 45.

Ice Forecast

Issued 10:00 AM EST 10 December 2019 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 Branch Hill Wreckhouse
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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EST 10 December 2019 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Newfoundland near 4915N 5330W to 4945N 5405W
to 5010N 5520W to 5310N 5510W to 5445N 5635W to 5605N 5950W to 6025N
6415W then northwestward. Sea ice southwest then west of the ice
edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 10 December 2019 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Newfoundland near 4915N 5330W to 4945N 5405W
to 5010N 5520W to 5310N 5510W to 5445N 5635W to 5605N 5950W to 6025N
6415W then northwestward. Sea ice southwest then west of the ice
edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 11:00 AM EST 10 December 2019

Iceberg Limit

Iceberg limit at 0000 UTC 11 Dec estimated from the Labrador coast
near 5145N 5622W to 5145N 5500W to 5230N 5400W to 5445N 5400W to
5800N 5700W to 5900N 5700W to 6000N 5300W to 5800N 4900W then
eastwards.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 11:00 AM EST 10 December 2019

Iceberg Limit

Iceberg limit at 0000 UTC 11 Dec estimated from the Labrador coast
near 5145N 5622W to 5145N 5500W to 5230N 5400W to 5445N 5400W to
5800N 5700W to 5900N 5700W to 6000N 5300W to 5800N 4900W then
eastwards.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southwestern Grand Banks

Issued 03:00 AM NST 11 December 2019

'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 3:00 AM NST 11 December 2019 Today Tonight and Thursday At 3:00 a.m. NST today deepening low 976 mb located over central
Labrador Sea.
By 3:00 a.m. NST Thursday low 972 mb located over eastern Labrador
Sea.

At 3:00 a.m. NST today trough from low located over the Gulf of
St. Lawrence.
By 3:00 a.m. NST Thursday trough from low located on a line
northeast-southwest over the Grand Banks.

By 3:00 a.m. NST Thursday approaching trough located over the
St. Lawrence River.

Marine Weather Statement

Issued 2:59 AM NST 11 December 2019 A low pressure system over Central Labrador Sea will move slowly
eastward today and deepen. A trough extending southwest from the low
will cross Newfoundland this morning to lie over the Grand Banks by
this evening. Gale force southwesterlies will shift to generally
strong to gale force west to northwesterlies, except storm force over
Belle Isle Bank, behind the trough today.

A second trough of low pressure will cross the island on Thursday.
Strong to gale force westerlies can be expected south of this
feature.

Marine interests are advised that a storm warning is in effect for
Belle Isle Bank. Gale warnings are in effect for all remaining
waters.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Gulf waters, Northeast Coast, Belle
Isle Bank and Funk Island Bank.

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