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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NST 09 December 2025

Tonight and Wednesday.

Wind northwest 25 knots backing to southwest 25 Wednesday afternoon.

Flurries changing to showers Wednesday morning. Visibility as low as 1 mile in flurries.

Waves

Issued 06:00 PM NST 09 December 2025
Tonight and Wednesday. Seas 3 to 5 metres subsiding to 2 to 3 Wednesday afternoon.

Extended Forecast

Issued 03:30 PM NST 09 December 2025
Thursday Wind southwest 25 to 35 knots backing to south 35 to 45 in the afternoon.
Friday Wind west 15 to 20 knots increasing to west 25 to 35.
Saturday Wind west 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EST 9 December 2025 Today Tonight and Wednesday 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
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land station Land Station
Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EST 9 December 2025 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Newfoundland near 4958N 5542W to 5015N 5605W
to 5141N 5511W to 5200N 5537W to 5321N 5529W to 5445N 5700W to 5609N
6024W 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 9 December 2025 Today Tonight and Wednesday

Ice Edge

Ice edge estimated from Newfoundland near 4958N 5542W to 5015N 5605W
to 5141N 5511W to 5200N 5537W to 5321N 5529W to 5445N 5700W to 5609N
6024W 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

Southwestern Grand Banks

Issued 1:30 PM EST 9 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 10 Dec estimated from Newfoundland near
4745N 5245W to 4800N 5100W to 5300N 5015W to 5945N 5730W then
northeastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:30 PM EST 9 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 10 Dec estimated from Newfoundland near
4745N 5245W to 4800N 5100W to 5300N 5015W to 5945N 5730W then
northeastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM NST 9 December 2025 Tonight and Wednesday At 8:00 p.m. NST tonight low 956 mb located south of Greenland.
By 8:00 p.m. NST Wednesday departing low 956 mb located southeast
of Greenland.

At 8:00 p.m. NST tonight ridge located south of the Maritimes.
By 8:00 p.m. NST Wednesday ridge located from the Northeast Coast
of Newfoundland to the Grand Banks.

Marine Weather Statement

Issued 7:43 PM NST 9 December 2025 An intense low pressure system south of Greenland will continue to
slowly track northeastward away from the district tonight and
Wednesday. Strong to gale force west to northwesterlies will persist
in the low's wake until Wednesday evening.

Marine interests are advised that gale warnings are in effect for all
waters except Strait of Belle Isle, Northeast Gulf, East Coast - Cape
St. Francis and south, Northeast Coast - north of Cape St. John, and
the Southern Grand Banks.

Marine interests are also advised that freezing spray warnings are in
effect for all waters except Southwest Coast, South Coast, East Coast
- Cape St. Francis and south, and the Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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