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Southeastern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NST 12 December 2025

Tonight and Saturday.

Gale warning in effect.

Wind west 35 knots diminishing to west 25 Saturday evening.

Showers ending Saturday afternoon. Fog patches dissipating this evening.

Waves

Issued 06:00 PM NST 12 December 2025
Tonight and Saturday. Seas 3 to 5 metres building to 5 to 7 near midnight.

Extended Forecast

Issued 03:30 PM NST 12 December 2025
Sunday Wind west 25 knots diminishing to variable 15 to 20 in the afternoon.
Monday Wind south 35 knots.
Tuesday Wind west 45 to 55 knots diminishing to west 25.

Ice Forecast

Issued 10:00 AM EST 12 December 2025 Today Tonight and Saturday Ice free.  

[ Canadian Ice Service ]

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Map of Atlantic - Newfoundland marine weather areas Eskasoni (First Nations) Heath Point Bonavista Wreckhouse St.Paul Island Winterland Branch Hill Twillingate Stephenville Airport Burgeo St. Lawrence St. John's Int'l Airport St. Anthony Airport Grates Cove Cape Race Grand Étang Sagona Island North Mountain Port aux Basques Ingonish Beach La Scie Ferolle Point Englee Daniel's Harbour Corner Brook Cartwright Airport East Point West Chedabucto Bay – 44489 Blanc-Sablon Airport East Chedabucto Bay – 44488 Cap Whittle Chevery Banquereau - 44139 Charlottetown Airport Mary's Harbour North Cape Natashquan Airport Argentia J.A. Douglas McCurdy Sydney Airport Berry Hill Long Pond Îles de la Madeleine Airport Miscou Island Marticot Island Pool's Island
Legend:
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land station Land Station
Ice Conditions

Ice Forecasts

Southeastern Grand Banks

Issued 10:00 AM EST 12 December 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4934N 5429W to 4941N 5429W
to 5016N 5608W to 5139N 5511W to 5339N 5536W to 5627N 6028W to 5928N
6239W to Labrador near 6018N 6424W. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EST 12 December 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Newfoundland near 4934N 5429W to 4941N 5429W
to 5016N 5608W to 5139N 5511W to 5339N 5536W to 5627N 6028W to 5928N
6239W to Labrador near 6018N 6424W. Sea ice west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southeastern Grand Banks

Issued 1:30 PM EST 12 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 13 Dec estimated from Newfoundland near
4730N 5239W to 4730N 5000W to 5200N 4845W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:30 PM EST 12 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 13 Dec estimated from Newfoundland near
4730N 5239W to 4730N 5000W to 5200N 4845W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Gale warning in effect

Southeastern Grand Banks

Issued 8:00 PM NST 12 December 2025

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. 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 12 December 2025 Tonight and Saturday At 8:00 p.m. NST tonight quasi-stationary low 960 mb located
southeast of Labrador Sea.

At 8:00 p.m. NST tonight trough from low located on a line
northeast-southwest over the Gulf of St. Lawrence.
By 10:00 a.m. NST Saturday dissipating trough from low located
east of the Marine District.

Marine Weather Statement

Issued 7:50 PM NST 12 December 2025 A stalled low pressure system southeast of the Labrador Sea will
finally start to move eastward Saturday evening. A trailing trough
from the low will sweep from west to east, crossing Newfoundland
tonight and early Saturday morning. Strong to gale force northwest to
southwesterlies will persist tonight and Saturday across most waters
due to these features.

Marine interests are advised that gale warnings are in effect for all
waters except Gulf waters.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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