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Cabot Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 03:30 PM ADT 11 August 2026

Tonight and Wednesday.

Strong wind warning in effect.

Wind southeast 15 knots veering to south 10 to 15 late overnight then to west 15 Wednesday morning. Wind increasing to west 20 to 25 Wednesday afternoon then diminishing to west 15 Wednesday evening.

Showers ending Wednesday morning. Fog patches dissipating Wednesday morning.

Waves

Issued 05:00 PM ADT 11 August 2026
Tonight and Wednesday. Seas 1 metre.

Extended Forecast

Issued 03:30 PM ADT 11 August 2026
Thursday Wind west 20 knots.
Friday Wind south 15 knots increasing to southeast 25.
Saturday Wind west 15 knots increasing to northwest 25.

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Map of Atlantic - Newfoundland marine weather areas Englee Winterland Branch Hill Twillingate Stephenville Eskasoni (First Nations) St. Lawrence Grand Étang St. John's Int'l Airport St. Anthony Airport Ingonish Beach Sagona Island Port aux Basques La Scie Ferolle Point North Mountain West Chedabucto Bay – 44489 Daniel's Harbour Corner Brook St.Paul Island Cape Race J.A. Douglas McCurdy Sydney Airport Burgeo Bonavista Berry Hill Argentia Charlottetown Airport East Point North Cape Wreckhouse East Chedabucto Bay – 44488 Blanc-Sablon Airport Cap Whittle Chevery Banquereau - 44139 Mary's Harbour Cartwright Airport Natashquan Airport Miscou Island Long Pond Îles de la Madeleine Airport Marticot Island Pool's Island Grates Cove
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Issued 2:30 PM EDT 11 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Aug estimated from Newfoundland near
4825N 5310W to 4840N 5220W to 5010N 5100W to 5800N 5300W to 6020N
5200W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait - southern half

Issued 3:30 PM ADT 11 August 2026

'Strong' winds of 20 to 33 knots 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.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM ADT 11 August 2026 Tonight and Wednesday At 3:30 p.m. ADT today trough located from Northumberland Strait
to West Scotian Slope.
By 3:00 a.m. ADT Wednesday trough located from Anticosti Island
to Laurentian Fan.

At 8:00 p.m. ADT Wednesday departing trough located over the
Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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