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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NST 10 December 2023

Today Tonight and Monday.

Wind northwest 25 knots diminishing to northwest 15 to 20 early this morning and to light this evening. Wind increasing to southwest 15 to 20 overnight then backing to south 25 near noon Monday.

Waves

Issued 06:00 AM NST 10 December 2023

Southwestern Grand Banks - eastern half

Today Tonight and Monday. Seas 4 to 6 metres subsiding to 3 to 4 this afternoon and to 2 to 3 late overnight.

Southwestern Grand Banks - western half

Today Tonight and Monday. Seas 3 to 4 metres subsiding to 2 to 3 this evening.

Extended Forecast

Issued 03:00 AM NST 10 December 2023
Tuesday Wind south 35 to 45 knots diminishing to west 25 in the afternoon.
Wednesday Wind variable 10 to 15 knots.
Thursday Wind south 15 to 20 knots increasing to northwest 25.

Ice Forecast

Issued 10:00 AM EST 9 December 2023 Today Tonight and Sunday 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:
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land station Land Station
Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EST 9 December 2023 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 5039N 5607W to 5102N 5505W
to 5348N 5518W to 5559N 5947W to 6031N 6404W then northward. Sea ice
west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 9 December 2023 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 5039N 5607W to 5102N 5505W
to 5348N 5518W to 5559N 5947W to 6031N 6404W then northward. Sea ice
west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 1:30 PM EST 9 December 2023

Iceberg Limit

Iceberg limit at 0000 UTC 10 Dec estimated from the Labrador coast
near 5240N 5548W to 5345N 5315W to 5600N 5315W to 5830N 5630W to
6050N 5630W to 5850N 4540W then eastwards.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:30 PM EST 9 December 2023

Iceberg Limit

Iceberg limit at 0000 UTC 10 Dec estimated from the Labrador coast
near 5240N 5548W to 5345N 5315W to 5600N 5315W to 5830N 5630W to
6050N 5630W to 5850N 4540W then eastwards.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NST 10 December 2023 Today Tonight and Monday At 3:00 a.m. NST today low 971 mb located east of the Marine
District.
By 3:30 p.m. NST today departing low 982 mb located east of the
Marine District.

At 8:00 p.m. NST tonight approaching low 1004 mb located over the
East Coast of the U.S.

At 3:00 a.m. NST today ridge located on a line north-south over
the Gulf of St. Lawrence.
By 3:00 a.m. NST Monday ridge located on a line northeast-southwest
over the Grand Banks.

Marine Weather Statement

Issued 2:54 AM NST 10 December 2023 A low pressure system east of the marine district will depart to the
east later today. Strong to gale force northwesterlies will diminish
through the day as a ridge moves in from the west.

A second low will approach the district from the southwest tonight.
Strong to gale force south to southwesterlies will spread across all
waters tonight and Monday ahead of the low.

Marine interests are advised that gale warnings are in effect for all
waters except East Coast - Cape St. Francis and south and
Southwestern Grand Banks.

Atlantic - Newfoundland Area

Another Region

Marine Weather for Canada

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