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Northern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 08:00 PM NST 15 December 2025

Tonight and Tuesday.

Hurricane force wind warning in effect.

Wind southwest 50 to 60 knots increasing to west 70 near midnight then diminishing to west 50 to 60 Tuesday morning. Wind diminishing to west 25 to 35 Tuesday afternoon.

Rain changing to flurries near midnight.

Waves

Issued 06:00 PM NST 15 December 2025
Tonight and Tuesday. Seas 3 to 5 metres building to 5 to 7 this evening and to 7 to 10 near midnight. Seas building to 10 to 13 late overnight then subsiding to 7 to 10 Tuesday afternoon.

Extended Forecast

Issued 03:30 PM NST 15 December 2025
Wednesday Wind west 25 knots.
Thursday Wind southwest 35 knots diminishing to northwest 25.
Friday Wind northwest 25 knots diminishing to variable 10 to 15.

Ice Forecast

Issued 10:00 AM EST 15 December 2025 Today Tonight and Tuesday Bergy water.  

[ 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 15 December 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4927N 5356W to 4944N 5358W
to 5012N 5536W to 5125N 5504W to 5349N 5528W to 5633N 6011W to 5928N
6239W to Labrador near 6018N 6424W. Sea ice west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Flemish

Issued 10:00 AM EST 15 December 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Newfoundland near 4927N 5356W to 4944N 5358W
to 5012N 5536W to 5125N 5504W to 5349N 5528W 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

Northern Grand Banks

Issued 1:30 PM EST 15 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 16 Dec estimated from Newfoundland near
4730N 5239W to 4715N 4945W to 5115N 4715W to 5945N 5730W to 6155N
5330W to 6005N 4945W to 5900N 4600W then northeastward.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northwest of the
iceberg limit.

Iceberg Bulletin

Flemish

Issued 1:30 PM EST 15 December 2025

Iceberg Limit

Iceberg limit at 0000 UTC 16 Dec estimated from Newfoundland near
4730N 5239W to 4715N 4945W to 5115N 4715W 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)

Hurricane force wind warning in effect

Northern Grand Banks

Issued 8:00 PM NST 15 December 2025

'Hurricane' force winds of 64 knots or above 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 8:00 PM NST 15 December 2025 Tonight and Tuesday At 8:00 p.m. NST tonight deepening low 947 mb located over the
Northeast Coast of Newfoundland.
By 8:00 p.m. NST Tuesday low 939 mb located south of Greenland.

At 3:30 p.m. NST Tuesday approaching ridge located on a line
north-south over the Maritimes.

Marine Weather Statement

Issued 7:52 PM NST 15 December 2025 An intensifying low pressure system over Northeastern Newfoundland
will track east-northeastward across Funk Island Bank tonight before
departing out to sea. Gale to storm force southwesterly winds over
eastern waters ahead of the low and gale to storm force east to
northeasterlies north of the low will shift to gale to hurricane
force westerlies to northerlies behind the low tonight and Tuesday
morning.

Marine interests are advised that hurricane force wind warnings are
in effect for East Coast, Northeast Coast, Belle Isle Bank, Funk
Island Bank, and Northern Grand Banks. Storm warnings are in effect
for all remaining waters except Gulf waters where gale warnings are
in effect.

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

Marine interests are further 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
tonight into Tuesday morning, most significant near high tide.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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