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Southeastern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NST 13 December 2025

Tonight and Sunday.

Gale warning in effect.

Wind west 25 to 35 knots becoming west 25 late overnight then diminishing to variable 15 near noon Sunday. Wind increasing to east 15 to 20 late Sunday afternoon and to southwest 35 Sunday evening.

Showers changing to rain and fog banks Sunday afternoon.

Waves

Issued 06:00 PM NST 13 December 2025
Tonight and Sunday. Seas 5 to 7 metres subsiding to 3 to 5 late overnight.

Extended Forecast

Issued 03:30 PM NST 13 December 2025
Monday Wind southwest 35 knots increasing to southwest 40 to 50 late in the day.
Tuesday Wind west 50 to 60 knots diminishing to west 25.
Wednesday Wind west 25 knots.

Ice Forecast

Issued 10:00 AM EST 13 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:
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land station Land Station
Ice Conditions

Ice Forecasts

Southeastern Grand Banks

Issued 10:00 AM EST 13 December 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4934N 5429W to 4941N 5429W
to 5018N 5539W to 5117N 5503W to 5341N 5526W to 5633N 6011W 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 13 December 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Newfoundland near 4934N 5429W to 4941N 5429W
to 5018N 5539W to 5117N 5503W to 5341N 5526W to 5633N 6011W 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 13 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 14 Dec estimated from Newfoundland near
4730N 5239W to 4730N 5000W to 5130N 4815W 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 13 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 14 Dec estimated from Newfoundland near
4730N 5239W to 4730N 5000W to 5130N 4815W 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 13 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 13 December 2025 Tonight and Sunday At 8:00 p.m. NST tonight low 957 mb located southeast of Greenland.
By 8:00 p.m. NST Sunday departing low 961 mb located southeast
of Greenland.

At 8:00 p.m. NST Sunday approaching low 996 mb located south of
Nova Scotia.

At 8:00 p.m. NST tonight ridge located on a line northwest-southeast
over the Maritimes.
By 8:00 p.m. NST Sunday ridge located from the Grand Banks to
Labrador.

Marine Weather Statement

Issued 7:52 PM NST 13 December 2025 An intense low pressure system southeast of Greenland will slowly
track eastward through the forecast period and depart on Sunday
evening. Strong to gale force west to northwesterlies will gradually
diminish from west to east as the low pulls away.

Meanwhile, a second intensifying low pressure system will approach
the marine district on Sunday night. Gale force southwesterlies
associated with this system will develop over the Southern Grand
Banks late in the day on Sunday.

Marine interests are advised that gale warnings are in effect for
South Coast, East Coast, Belle Isle Bank, Funk Island Bank, and the
Grand Banks.

Marine interests are also advised that freezing spray warnings are in
effect for Northeast Coast and Belle Isle Bank.

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 Northeast Coast and East Coast
Monday night into Tuesday morning, most significant near high tide.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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