Northern Grand Banks

Forecast

Marine Forecast

Issued 10:00 AM NDT 25 March 2017

Today Tonight and Sunday

Storm warning in effect.

Wind west 15 knots backing to southwest 20 this afternoon then to southeast 15 to 20 late overnight. Wind increasing to northwest 35 to 45 Sunday morning and to northwest 45 to 55 Sunday afternoon.

Flurries beginning this evening. Visibility as low as 1 mile in flurries.

Freezing spray warning in effect.

Over open water freezing spray beginning Sunday morning.

Temperatures zero falling to minus 10 to minus 4 Sunday afternoon.

Waves

Issued 06:00 AM NDT 25 March 2017

Northern Grand Banks - eastern half

Today Tonight and Sunday Seas 2 to 3 metres building to 4 to 6 Sunday morning and to 7 to 9 Sunday afternoon.

Northern Grand Banks - western half

Today Tonight and Sunday Seas 1 to 2 metres building to 2 to 3 late overnight and to 3 to 5 Sunday morning. Seas building to 5 to 7 Sunday afternoon.

Extended Forecast

Issued 03:00 AM NDT 25 March 2017
Monday Wind northwest 45 to 55 knots.
Tuesday Wind northwest 25 to 35 knots.
Wednesday Wind northwest 15 to 20 knots.

Ice Forecast

Issued 10:00 AM EDT 24 March 2017 Today Tonight and Saturday Bergy water except 2 tenths of first-year ice in the extreme northern section.  

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Southwestern Grand Banks - 44138 Banquereau - 44139 Tail of the Bank - 44140 Nickerson Bank - 44251 Northeast Burgeo Bank - 44255 Blanc-Sablon Airport Cap Whittle Chevery Natashquan Airport Heath Point Miscou Island 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 Cartwright Airport Mary's Harbour Grates Cove Pool's Island Marticot Island Long Pond Eskasoni (First Nations) Îles de la Madeleine Airport
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Ice Conditions

Ice Forecasts

Northern Grand Banks

Issued 10:00 AM EDT 24 March 2017 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4805N 5255W to 4715N 4735W
to 4745N 4615W to 5500N 5200W to 5545N 5500W to 5800N 5700W then
northward. Sea ice north and west of the ice edge.

Ice Coverage

Bergy water except 2 tenths of first-year ice in the extreme
northern section.

Ice Forecasts

Flemish

Issued 10:00 AM EDT 24 March 2017 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4805N 5255W to 4715N 4735W
to 4745N 4615W to 5500N 5200W to 5545N 5500W to 5800N 5700W then
northward. Sea ice north and west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Northern Grand Banks

Issued 11:00 AM EDT 24 March 2017

Iceberg Limit

Iceberg limit at 0000 UTC 24 Mar estimated from Newfoundland near
4700N 5304W to 4515N 4800W to 4515N 4600W to 4715N 4200W to 4945N
4200W to 5130N 4630W to 5300N 5000W to 5600N 5200W then eastwards.

Western iceberg limit at 0000 UTC 24 Mar estimated from Quebec near
5015N 5958W to Newfoundland near 4922N 5814W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
iceberg limit.

Iceberg Bulletin

Flemish

Issued 11:00 AM EDT 24 March 2017

Iceberg Limit

Iceberg limit at 0000 UTC 24 Mar estimated from Newfoundland near
4700N 5304W to 4515N 4800W to 4515N 4600W to 4715N 4200W to 4945N
4200W to 5130N 4630W to 5300N 5000W to 5600N 5200W then eastwards.

Western iceberg limit at 0000 UTC 24 Mar estimated from Quebec near
5015N 5958W to Newfoundland near 4922N 5814W.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Storm warning in effect

Northern Grand Banks

Issued 10:00 AM NDT 25 March 2017

'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.

Freezing spray warning in effect

Northern Grand Banks

Issued 10:00 AM NDT 25 March 2017

Moderate or severe freezing spray is 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 10:00 AM NDT 25 March 2017 Today Tonight and Sunday At 10:00 a.m. NDT today trough located over the Gulf of
St. Lawrence.
By 3:00 a.m. NDT Sunday departing trough located east of the
Marine District.

At 10:00 a.m. NDT today deepening low 1014 mb located south of
Cape Breton Island.
By 3:00 a.m. NDT Sunday low 999 mb located over the southeastern
Grand Banks.

Marine Weather Statement

Issued 9:49 AM NDT 25 March 2017 A low pressure system south of Nova Scotia will track eastward to
cross the Southern Grand Banks tonight. As it moves just east of the
Grand Banks it will become nearly stationary and rapidly intensify.
Gale to storm force northwesterlies will develop over southern and
eastern waters behind this low.

Marine interests are advised that a storm warning is in effect for
Northern Grand Banks. Gale warnings are in effect for East Coast -
Cape St. Francis and south, Funk Island Bank and the Southern Grand
Banks.

Marine interests are also advised that freezing spray warnings are in
effect for all waters.

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