Southwest Coast


Marine Forecast

Issued 10:00 AM NST 21 November 2018

Today Tonight and Thursday.

Gale warning in effect.

Wind variable 15 knots increasing to southwest 25 near noon and to west 35 this afternoon. Wind diminishing to southwest 15 to 20 near midnight then increasing to southwest 35 Thursday morning.

Rain and fog banks ending this afternoon. Rain or snow beginning near midnight and changing to flurries Thursday afternoon.


Issued 06:00 AM NST 21 November 2018
Today Tonight and Thursday. Seas 1 to 2 metres building to 2 to 3 near noon and to 3 to 4 early this evening. Seas subsiding to 2 to 3 near midnight then building to 3 to 4 Thursday morning.

Extended Forecast

Issued 03:00 AM NST 21 November 2018
Friday Wind west 35 knots.
Saturday Wind west 35 knots.
Sunday Wind northwest 25 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
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

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

Ice Edge

First ice edge estimated from Nova Scotia near 4545N 6300W to Prince
Edward Island near 4600N 6250W. Sea ice west of the ice edge.

Second ice edge estimated from Prince Edward Island near 4625N 6230W
to 4720N 6430W to 4855N 6345W to 4925N 6525W to 4905N 6730W to 5005N
6600W to Quebec near 5005N 6140W. Sea ice west of the ice edge.

Third ice edge estimated from Anticosti Island near 4955N 6415W to
4955N 6435W to 4945N 6445W to Anticosti Island near 4925N 6335W. Sea
ice within the ice edge.

Ice Coverage

Ice free.


Iceberg Bulletin

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.

Warnings (In effect)

Gale warning in effect

Southwest Coast

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.


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

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

Atlantic - Maritimes Area

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