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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 11 November 2025

Tonight and Wednesday.

Gale warning in effect.

Wind west 25 knots increasing to westerly 35 after midnight then diminishing to southwest 30 near noon Wednesday. Wind diminishing to southwest 20 Wednesday evening.

Scattered showers ending overnight.

Extended Forecast

Issued 03:30 PM AST 11 November 2025
Thursday Wind light becoming north 15 knots late in the day.
Friday Wind north 15 knots.
Saturday Wind northwest 20 knots.

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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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Ice Conditions

Ice Forecasts

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

Warnings (In effect)

Gale warning in effect

Northumberland Strait

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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