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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NST 21 December 2024

Today Tonight and Sunday.

Storm warning in effect.

Wind east 25 knots increasing to south 35 this morning and to south 35 to 45 this afternoon. Wind increasing to south 45 to 55 this evening then diminishing to southwest 35 to 45 overnight. Wind diminishing to west 25 Sunday afternoon and to west 15 Sunday evening.

Rain ending near noon. Showers tonight and Sunday morning. Fog patches forming this evening and dissipating overnight.

Waves

Issued 06:00 AM NST 21 December 2024
Today Tonight and Sunday. Seas 2 to 3 metres building to 3 to 5 this morning and to 5 to 7 this evening. Seas subsiding to 3 to 5 Sunday afternoon.

Extended Forecast

Issued 03:00 AM NST 21 December 2024
Monday Wind variable 10 to 15 knots increasing to west 25 in the afternoon.
Tuesday Wind northwest 15 to 20 knots.
Wednesday Wind west 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EST 20 December 2024 Today Tonight and Saturday Ice free.  

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Banquereau - 44139 East Chedabucto Bay – 44488 West Chedabucto Bay – 44489 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 Berry Hill Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques 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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Northern Grand Banks

Issued 10:00 AM EST 20 December 2024 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 5009N 5610W to 5141N 5512W
to 5325N 5531W to 5500N 5725W to 5552N 6004W to 6033N 6256W to 6200N
6050W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Flemish

Issued 10:00 AM EST 20 December 2024 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 5009N 5610W to 5141N 5512W
to 5325N 5531W to 5500N 5725W to 5552N 6004W to 6033N 6256W to 6200N
6050W then northeastward. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Northern Grand Banks

Issued 1:30 PM EST 20 December 2024

Iceberg Limit

Iceberg limit at 0000 UTC 21 Dec estimated from the Labrador coast
near 5320N 5549W to 5145N 5030W to 5245N 4800W to 5345N 4800W to
5900N 5800W to 5945N 5230W then eastwards.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Flemish

Issued 1:30 PM EST 20 December 2024

Iceberg Limit

Iceberg limit at 0000 UTC 21 Dec estimated from the Labrador coast
near 5320N 5549W to 5145N 5030W to 5245N 4800W to 5345N 4800W to
5900N 5800W to 5945N 5230W then eastwards.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Storm warning in effect

Northern Grand Banks

Issued 03:00 AM NST 21 December 2024

'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 3:00 AM NST 21 December 2024 Today Tonight and Sunday At 3:00 a.m. NST today intensifying low 992 mb located south of
Nova Scotia.
By 3:00 a.m. NST Sunday low 973 mb located near the Great Northern
Peninsula.

At 3:00 a.m. NST today ridge located over Belle Isle Bank.
By 3:30 p.m. NST today dissipating ridge located on a line east-west
over southern Labrador Sea.

Marine Weather Statement

Issued 2:50 AM NST 21 December 2024 A rapidly intensifying low pressure system will approach from the
southwest today and quickly track northeastward across Newfoundland
tonight. Gale to storm force east to northeasterlies will spread
north and west of the low while gale to storm force southerlies will
develop to its east. Winds will shift to gale to storm force
northwest to southwesterlies in the wake of the low.

Marine interests are advised that storm warnings are in effect for
all waters except Southeastern Grand Banks where a gale warning is in
effect.

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

Atlantic - Newfoundland Area

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Marine Weather for Canada

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