Southwestern Grand Banks

Forecast

Marine Forecast

Issued 08:00 PM NST 11 December 2018

Tonight and Wednesday.

Storm warning in effect.

Wind light increasing to east 30 knots late overnight and to east 35 to 45 Wednesday morning. Wind increasing to northeast 50 to 60 Wednesday afternoon then backing to northwest 50 to 60 Wednesday evening.

Rain or snow beginning late overnight. Visibility 1 mile or less in precipitation.

Waves

Issued 06:00 PM NST 11 December 2018
Tonight and Wednesday. Seas 3 to 5 metres building to 5 to 7 Wednesday afternoon.

Extended Forecast

Issued 03:30 PM NST 11 December 2018
Thursday Wind north 25 to 35 knots diminishing to north 15 to 20 in the morning then backing to northwest 25 late in the day.
Friday Wind northwest 25 to 35 knots.
Saturday Wind northwest 25 knots diminishing to variable 10 to 15.

Ice Forecast

Issued 10:00 AM EST 11 December 2018 Today Tonight and Wednesday 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 Wreckhouse Grates Cove Pool's Island Marticot Island Long Pond Cartwright Airport Mary's Harbour
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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EST 11 December 2018 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Newfoundland near 4925N 5355W to 4930N
5410W to 4935N 5420W to 4945N 5435W to Newfoundland near 4950N
5540W. Sea ice south of the ice edge.

Second ice edge estimated from Newfoundland near 5025N 5625W to
5025N 5605W to 5130N 5515W to 5340N 5515W to 5630N 6020W to 5805N
6135W to 5800N 6015W then eastward. Sea ice west and north of the
ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 11 December 2018 Today Tonight and Wednesday

Ice Edge

First ice edge estimated from Newfoundland near 4925N 5355W to 4930N
5410W to 4935N 5420W to 4945N 5435W to Newfoundland near 4950N
5540W. Sea ice south of the ice edge.

Second ice edge estimated from Newfoundland near 5025N 5625W to
5025N 5605W to 5130N 5515W to 5340N 5515W to 5630N 6020W to 5805N
6135W to 5800N 6015W then eastward. Sea ice west and north of the
ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 11:00 AM EST 11 December 2018

Iceberg Limit

Iceberg limit at 0000 UTC 12 Dec estimated from Newfoundland near
5110N 5545W to 5110N 5430W to 5230N 5000W to 5500N 5000W to 5730N
5700W to 6000N 5900W.

Western iceberg limit at 0000 UTC 12 Dec estimated from the Labrador
coast near 5145N 5630W to Newfoundland near 5125N 5615W.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 11:00 AM EST 11 December 2018

Iceberg Limit

Iceberg limit at 0000 UTC 12 Dec estimated from Newfoundland near
5110N 5545W to 5110N 5430W to 5230N 5000W to 5500N 5000W to 5730N
5700W to 6000N 5900W.

Western iceberg limit at 0000 UTC 12 Dec estimated from the Labrador
coast near 5145N 5630W to Newfoundland near 5125N 5615W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Storm warning in effect

Southwestern Grand Banks

Issued 8:00 PM NST 11 December 2018

'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.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NST 11 December 2018 Tonight and Wednesday At 8:00 p.m. NST tonight ridge located on a line northwest-southeast
over Banquereau.
By 3:30 p.m. NST Wednesday dissipating ridge located over Belle
Isle Bank.

At 8:00 p.m. NST tonight intensifying low 997 mb located 400 miles
east of Cape Hatteras.
By 8:00 p.m. NST Wednesday low 958 mb located over the southeastern
Grand Banks.

At 8:00 p.m. NST tonight departing trough located east of the
Grand Banks.

Marine Weather Statement

Issued 7:48 PM NST 11 December 2018 A trough of low pressure will continue drifting southeastward to lie
east of the district this evening. Strong north to northwesterly
winds around the trough will diminish as it pulls away.

A low pressure system developing off Cape Hatteras is forecast to
rapidly intensify into a major storm as it approaches, crossing the
Grand Banks Wednesday afternoon through Wednesday night. Gale to
storm force east to northeasterlies will spread across southern and
eastern waters overnight through Wednesday ahead of the low then
shift to gale to storm force north to northwesterlies in its wake.
South of the low, storm to hurricane force southwesterlies can be
expected over the Southeastern Grand Banks Wednesday evening.

Marine interests are advised that a hurricane force wind warning is
in effect for Southeastern Grand Banks. Storm warnings are in effect
for East Coast - Cape St. Francis and south, Northern Grand Banks and
Southwestern Grand Banks. Gale warnings are in effect for South
Coast, East Coast - north of Cape St. Francis, and Funk Island Bank.

Marine interests are also advised that freezing spray warnings are in
effect for Strait of Belle Isle and Gulf waters.

Atlantic - Newfoundland Area

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