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Cabot Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 17 April 2026

Tonight and Saturday.

Strong wind warning in effect.

Wind northerly 15 to 20 knots diminishing to light Saturday morning then increasing to southeast 15 Saturday afternoon. Wind increasing to southeast 20 to 25 Saturday evening.

Temperatures near plus 1.

Waves

Issued 05:00 PM ADT 17 April 2026
Tonight and Saturday. Seas 1 metre or less building to 1 to 2 this evening then subsiding to 1 or less near noon Saturday.

Extended Forecast

Issued 03:30 PM ADT 17 April 2026
Sunday Wind southeast 30 knots.
Monday Wind south 25 knots diminishing to northwest 20.
Tuesday Wind north 25 knots.

Ice Forecast

Issued 10:00 AM EDT 17 April 2026 Today Tonight and Saturday Open water. 

[ Canadian Ice Service ]

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Weather Conditions

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Map of Atlantic - Newfoundland marine weather areas Englee Wreckhouse Winterland Branch Hill Stephenville Airport 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 17 April 2026 Today Tonight and Saturday

Ice Edge

First ice edge estimated from Cape Breton Island near 4621N 6025W to
4655N 6008W to 4742N 6124W to Gaspe Peninsula near 4846N 6410W. Sea
ice southwest of the ice edge.

Second ice edge estimated from Quebec near 4845N 6751W to 5005N
6507W to 4957N 6018W to Newfoundland near 4806N 5905W. Sea ice north
of the ice edge.

Ice Coverage

Open water.

 

Iceberg Bulletin

Issued 2:40 PM EDT 17 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 18 Apr estimated from Newfoundland near
4655N 5400W to 4500N 5200W to 4440N 4710W to 4630N 4415W to 5000N
4425W to 5305N 4755W to 5900N 5500W to 6015N 5245W to 5830N 5000W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Strong wind warning in effect

Cabot Strait - northern half

Issued 8:00 PM ADT 17 April 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 or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 8:00 PM ADT 17 April 2026 Tonight and Saturday At 8:00 p.m. ADT tonight departing trough located east of the
Marine District.

At 8:00 p.m. ADT tonight quasi-stationary low 1012 mb located
southwest of Georges Bank.

At 8:00 p.m. ADT tonight ridge located over Quebec.
By 8:00 p.m. ADT Saturday ridge located east of the Avalon
Peninsula.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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