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Southwestern Grand Banks

Forecast

Marine Forecast

Issued 10:00 AM NST 12 December 2019

Today Tonight and Friday.

Gale warning in effect.

Wind northwest 25 knots increasing to west 35 late this afternoon then veering to northwest 25 to 35 near midnight. Wind becoming northwest 25 early Friday morning then diminishing to northwest 15 near noon Friday.

Flurries or showers. Fog patches dissipating near noon.

Waves

Issued 06:00 AM NST 12 December 2019
Today Tonight and Friday. Seas 3 to 5 metres subsiding to 2 to 3 Friday afternoon.

Extended Forecast

Issued 03:00 AM NST 12 December 2019
Saturday Wind variable 10 to 15 knots increasing to southeast 25 in the afternoon and to southeast 35 late in the day.
Sunday Wind south 35 knots veering to southwest 35 to 45 late in the day.
Monday Wind southwest 35 to 45 knots.

Ice Forecast

Issued 10:00 AM EST 11 December 2019 Today Tonight and Thursday 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 11 December 2019 Today Tonight and Thursday

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 11 December 2019 Today Tonight and Thursday

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 11 December 2019

Iceberg Limit

Iceberg limit at 0000 UTC 12 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 11 December 2019

Iceberg Limit

Iceberg limit at 0000 UTC 12 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 10:00 AM NST 12 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 10:00 AM NST 12 December 2019 Today Tonight and Friday At 10:00 a.m. NST today quasi-stationary low 973 mb located over
eastern Labrador Sea.

At 10:00 a.m. NST today trough located on a line northeast-southwest
over the southeastern Grand Banks.
By 3:30 p.m. NST today departing trough from low located southeast
of the Grand Banks.

At 10:00 a.m. NST today trough located west of Anticosti Island.
By 3:00 a.m. NST Friday departing trough located over Funk Island
Bank.

Marine Weather Statement

Issued 9:50 AM NST 12 December 2019 An intense low pressure system over the East Labrador Sea will cause
gale to storm force westerlies to persist over the Belle Isle Bank
through the forecast period.

A trough of low pressure over the Grand Banks will slowly track
eastward and exit the marine district later today. Gale force
southwesterlies can be expected ahead of the trough late this
morning.

A second trough of low pressure will cross the district today and
tonight. Strong to gale force westerlies are expected over most
waters to the south of and behind 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
except Northeast Gulf.

Marine interests are also advised that freezing spray warnings are in
effect for all waters except the Southern Grand Banks.

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