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Cabot Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 21 July 2026

Tonight and Wednesday.

Strong wind warning in effect.

Wind southerly 15 knots increasing to southeasterly 20 to 25 early Wednesday morning then veering to southwesterly 25 early Wednesday evening.

Scattered showers and fog patches Wednesday.

Waves

Issued 05:00 PM ADT 21 July 2026
Tonight and Wednesday. Seas 1 to 2 metres building to 2 to 3 early Wednesday afternoon.

Extended Forecast

Issued 03:30 PM ADT 21 July 2026
Thursday Wind southwesterly 25 knots.
Friday Wind southwesterly 15 knots diminishing to light.
Saturday Wind light.

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Map of Atlantic - Newfoundland marine weather areas Englee Wreckhouse Winterland Branch Hill Stephenville Eskasoni (First Nations) Grand Étang St. Lawrence St. John's Int'l Airport St. Anthony Airport Ingonish Beach Sagona Island Port aux Basques La Scie North Mountain Ferolle Point Twillingate Daniel's Harbour St.Paul Island Corner Brook Cape Race J.A. Douglas McCurdy Sydney Airport Burgeo West Chedabucto Bay – 44489 Bonavista Berry Hill Charlottetown Airport Argentia East Point North Cape Long Pond Banquereau - 44139 Îles de la Madeleine Airport Miscou Island Cartwright Airport Cap Whittle Blanc-Sablon Airport Natashquan Airport East Chedabucto Bay – 44488 Marticot Island Pool's Island Mary's Harbour Grates Cove Chevery
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 21 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 22 Jul estimated from Newfoundland near
4805N 5255W to 4740N 4600W to 4900N 4500W to 5745N 5400W to 5905N
5055W to 5800N 4600W then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait - southern half

Issued 8:00 PM ADT 21 July 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 8:00 PM ADT 21 July 2026 Tonight and Wednesday At 8:00 p.m. ADT tonight departing ridge located over the Grand
Banks.

At 8:00 p.m. ADT tonight trough located over New England.
By 3:30 p.m. ADT Wednesday trough located over the western Marine
District.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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