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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 10:00 AM NST 06 December 2025

Today Tonight and Sunday.

Storm warning in effect.

Wind west 45 to 55 knots diminishing to northwest 35 to 45 early this evening and to northwest 25 to 35 late overnight. Wind becoming northwest 25 Sunday morning.

Flurries or showers ending near midnight. Visibility as low as 1 mile in precipitation.

Temperatures near zero.

Waves

Issued 06:00 AM NST 06 December 2025
Today Tonight and Sunday. Seas 10 to 13 metres subsiding to 7 to 10 near noon and to 5 to 7 late overnight except 3 to 5 over southwestern sections.

Extended Forecast

Issued 03:00 AM NST 06 December 2025
Monday Wind west 25 knots diminishing to variable 15 in the afternoon.
Tuesday Wind south 35 to 45 knots becoming northwest 40 to 50.
Wednesday Wind west 35 knots.

Ice Forecast

Issued 10:00 AM EST 6 December 2025 Today Tonight and Sunday 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:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Northern Grand Banks

Issued 10:00 AM EST 6 December 2025 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Newfoundland near 4958N 5542W to 5015N
5605W to 5141N 5511W to 5142N 5511W to 5147N 5545W to Newfoundland
near 5137N 5557W. Sea ice west then south of the ice edge.

Second ice edge estimated from Labrador near 5347N 5630W to 5445N
5700W to 5547N 5953W to 5646N 6052W to 5928N 6239W to Labrador near
6018N 6424W. Sea ice west of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Flemish

Issued 10:00 AM EST 6 December 2025 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Newfoundland near 4958N 5542W to 5015N
5605W to 5141N 5511W to 5142N 5511W to 5147N 5545W to Newfoundland
near 5137N 5557W. Sea ice west then south of the ice edge.

Second ice edge estimated from Labrador near 5347N 5630W to 5445N
5700W to 5547N 5953W to 5646N 6052W 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

Northern Grand Banks

Issued 1:30 PM EST 5 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 6 Dec estimated from Newfoundland near
4830N 5310W to 4900N 4815W to 5000N 4700W to 5100N 4730W to 5945N
5730W to 6120N 5340W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Flemish

Issued 1:30 PM EST 5 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 6 Dec estimated from Newfoundland near
4830N 5310W to 4900N 4815W to 5000N 4700W to 5100N 4730W to 5945N
5730W to 6120N 5340W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

Warnings (In effect)

Storm warning in effect

Northern Grand Banks

Issued 10:00 AM NST 06 December 2025

'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 10:00 AM NST 6 December 2025 Today Tonight and Sunday At 10:00 a.m. NST today low 961 mb located southeast of Funk
Island Bank.
By 10:00 a.m. NST Sunday low 963 mb located east of the Marine
District.

At 10:00 a.m. NST today quasi-stationary trough from low located
over southern Labrador Sea.

At 10:00 a.m. NST today ridge located on a line north-south over
the Maritimes.
By 10:00 a.m. NST Sunday dissipating ridge located on a line
northwest-southeast over Newfoundland.

Marine Weather Statement

Issued 10:02 AM NST 6 December 2025 A low pressure system southeast of Funk Island Bank will move to lie
east of the marine district by this afternoon. Gale to storm force
west to northwesterlies will diminish to strong to gale force this
evening.

Marine interests are advised that storm warnings are in effect for
Funk Island Bank, Northern Grand Banks, and Southeastern Grand Banks.
Gale warnings are in effect for all remaining waters except Strait of
Belle Isle - western half and Gulf waters.

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

Marine interests are also advised that water levels are expected to
exceed the highest astronomical tide with high waves and pounding
surf, impacting some coastal areas of Southwest Coast, South Coast
and East Coast this morning, most significant near high tide.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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