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Southwest Coast


Marine Forecast

Issued 03:00 AM NST 10 December 2019

Today Tonight and Wednesday.

Storm warning in effect.

Wind southwest 25 knots increasing to south 35 early this morning and to south 45 to 55 late this morning. Wind diminishing to southwest 35 to 45 this evening and to west 25 Wednesday morning. Wind veering to northwest 15 to 20 Wednesday afternoon.

Rain becoming snow or rain Wednesday afternoon. Fog patches forming this morning and dissipating Wednesday morning. Visibility 1 mile or less in fog patches and as low as 1 mile in precipitation.

Temperatures plus 7 falling to minus 1 Wednesday evening.


Issued 06:00 PM NST 09 December 2019
Tonight and Tuesday. Seas 2 to 3 metres building to 3 to 5 late overnight and to 5 to 7 near noon Tuesday.

Extended Forecast

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

Ice Forecast

Issued 10:00 AM EST 9 December 2019 Today Tonight and Tuesday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Banquereau - 44139 Blanc-Sablon Airport Cap Whittle Chevery Natashquan Airport Heath Point Îles de la Madeleine Airport Miscou Island Eskasoni (First Nations) Grand Étang Ingonish Beach North Mountain St.Paul Island J.A. Douglas McCurdy Sydney Airport Charlottetown Airport East Point North Cape Argentia Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques Rocky Harbour Sagona Island St. Anthony Airport St. John's Int'l Airport St. Lawrence Stephenville Airport Twillingate Winterland Branch Hill Wreckhouse Grates Cove Pool's Island Marticot Island Long Pond Cartwright Airport Mary's Harbour
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Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 9 December 2019 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from New Brunswick near 4545N 6205W to
Prince Edward Island near 4625N 6205W. Sea ice west of the ice edge

Second ice edge estimated from Prince Edward Island near 4630N 6215W
to 4730N 6415W to 4850N 6335W to 4850N 6110W to 5050N 5805W to
Newfoundland near 5035N 5720W. Sea ice west and north of the ice

Ice Coverage

Ice free.


Iceberg Bulletin

Issued 11:00 AM EST 9 December 2019

Iceberg Limit

Iceberg limit at 0000 UTC 10 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

Iceberg Count

No confirmed icebergs.

Warnings (In effect)

Storm warning in effect

Southwest Coast

Issued 03:00 AM NST 10 December 2019

'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. 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 3:00 AM NST 10 December 2019 Today Tonight and Wednesday At 3:00 a.m. NST today trough located on a line east-west over
Anticosti Island.
By 3:00 a.m. NST Wednesday low 978 mb located over southern
Labrador Sea.

By 3:00 a.m. NST Wednesday trough from low located on a line
northeast-southwest over southeastern Labrador.

Marine Weather Statement

Issued 2:44 AM NST 10 December 2019 An east - west trough of low pressure over Anticosti Island will move
north across Labrador today. A low pressure system will form in the
trough over the Mid Labrador Coast this afternoon. Gale to storm
force south to southwesterlies will develop over all waters today
south of the trough.

A second trough extending southwest from the low will cross
Newfoundland Wednesday morning to lie over the Grand Banks Wednesday
evening. Winds will back to strong to gale force west to
northwesterlies behind this trough.

Marine interests are advised that storm warnings are in effect for
all waters except Strait of Belle Isle, Northeast Coast, and the
Southern Grand Banks where gale warnings are in effect.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle, Northeast Gulf, Gulf - Port au Port,
Northeast Coast, and Belle Isle Bank.

Atlantic - Newfoundland Area

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