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Cabot Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 11 November 2025

Tonight and Wednesday.

Gale warning in effect.

Wind south 35 knots veering to southwesterly 35 near midnight then diminishing to southwest 25 Wednesday morning. Wind diminishing to southwest 15 Wednesday evening.

Scattered showers. Fog patches dissipating near midnight.

Waves

Issued 05:00 PM AST 11 November 2025
Tonight and Wednesday. Seas 2 to 3 metres building to 3 to 4 early Wednesday morning.

Extended Forecast

Issued 03:30 PM AST 11 November 2025
Thursday Wind light increasing to northeast 25 knots in the afternoon.
Friday Wind north 20 knots.
Saturday Wind west 15 knots diminishing to light.

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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

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 1:30 PM EST 11 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 12 Nov estimated from Newfoundland near
5026N 5623W to 5000N 4915W to 5045N 4745W to 5315N 4900W to 5945N
5730W to 6055N 5315W to 5950N 4955W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Cabot Strait - southern half

Issued 8:00 PM AST 11 November 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 AST 11 November 2025 Tonight and Wednesday At 8:00 p.m. AST tonight departing low 984 mb located over western
Labrador.

At 8:00 p.m. AST tonight trough from low located from Anticosti
Island to East Scotian Slope.
By 3:00 a.m. AST Wednesday trough located from Labrador to the
Grand Banks.

Marine Weather Statement

Issued 7:40 PM AST 11 November 2025 A departing low pressure system over Western Labrador, with an
intense trough to the south, will continue to track northeasterly as
the intensifying trough pushes eastward over the slope waters this
evening. Gale to storm force southerlies ahead of the trough, with
gale to storm force westerlies briefly developing in its wake.

Marine interests are advised that storm warnings are in effect for
eastern shore - eastern half, Sable - eastern half, East Scotian
Slope - eastern half, Fourchu, Banquereau - western half and
Laurentian Fan. Gale warnings are in effect for all remaining waters
except Fundy and Grand Manan.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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