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Cabot Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM AST 10 November 2025

Today Tonight and Tuesday.

Gale warning in effect.

Wind southeast 15 to 20 knots increasing to southeast 30 early this afternoon and to southeast 35 early this evening. Wind diminishing to south 25 late overnight and to variable 10 to 15 Tuesday evening.

Periods of rain and fog patches this afternoon tonight and Tuesday. Risk of thunderstorms overnight and Tuesday morning.

Waves

Issued 05:00 AM AST 10 November 2025
Today Tonight and Tuesday. Seas 1 to 2 metres building to 2 to 3 this afternoon and to 3 to 4 near midnight. Seas subsiding to 2 to 3 Tuesday morning.

Extended Forecast

Issued 03:00 AM AST 10 November 2025
Wednesday Wind west 35 knots diminishing to southwest 25 late in the day.
Thursday Wind light increasing to northeast 25 knots.
Friday Wind north 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
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 9 November 2025

Iceberg Limit

Iceberg limit at 0000 UTC 10 Nov estimated from Newfoundland near
5026N 5623W to 5015N 4930W to 5100N 4800W to 5315N 4900W to 5945N
5730W to 6030N 5330W to 5920N 5035W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Cabot Strait - southern half

Issued 10:00 AM AST 10 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 10:00 AM AST 10 November 2025 Today Tonight and Tuesday At 10:00 a.m. AST today trough located over New England.
By 3:00 a.m. AST Tuesday trough located from the Gaspe Peninsula
to West Scotian Slope.

At 10:00 a.m. AST today ridge located over the eastern Marine
District.
By 3:30 p.m. AST today departing ridge located east of the Marine
District.

Marine Weather Statement

Issued 9:49 AM AST 10 November 2025 A trough of low pressure will continue to approach from the west this
morning to lie over New Brunswick tonight. Gale to storm force south
to southeast winds are expected today and Tuesday ahead of the
trough, with strong to gale force westerlies developing in its wake.

Marine interests are advised that a storm warning is in effect for
Laurentian Fan - eastern half, gale warnings are in effect for all
remaining waters except Fundy, Lurcher, and Browns Bank.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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