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Cabot Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 11 April 2026

Tonight and Sunday.

Gale warning in effect.

Wind southeast 20 knots with gusts to 40 in the Wreckhouse area. Wind becoming west 25 late this evening then increasing to northwest 35 late overnight. Wind diminishing to northwest 25 Sunday evening.

Showers and fog patches changing to flurries this evening and ending Sunday afternoon.

Temperatures near minus 1.

Waves

Issued 05:00 PM ADT 11 April 2026
Tonight and Sunday. Seas 1 to 2 metres building to 2 to 3 near midnight and to 4 to 6 Sunday morning. Seas subsiding to 2 to 3 Sunday evening.

Extended Forecast

Issued 03:30 PM ADT 11 April 2026
Monday Wind light increasing to south 20 knots in the afternoon.
Tuesday Wind south 20 knots diminishing to northwesterly 15.
Wednesday Wind north 15 knots diminishing to light.

Ice Forecast

Issued 10:00 AM EDT 11 April 2026 Today Tonight and Sunday 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:
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 11 April 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Cape Breton Island near 4607N 5949W to 4606N
5926W to 4712N 5933W to Newfoundland near 4753N 5924W. Sea ice west
of the ice edge.

Ice Coverage

Open water.

 

Iceberg Bulletin

Issued 2:30 PM EDT 11 April 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Apr estimated from Newfoundland near
4655N 5400W to 4510N 5245W to 4505N 4650W to 4620N 4255W to 5000N
4425W to 5305N 4755W to 5900N 5600W to 6015N 5245W to 5735N 4735W
then eastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Cabot Strait - northern half

Issued 8:00 PM ADT 11 April 2026

'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 ADT 11 April 2026 Tonight and Sunday At 8:00 p.m. ADT tonight intensifying low 1005 mb located over
the eastern Gulf of St. Lawrence.
By 3:00 a.m. ADT Sunday low 1001 mb located over western
Newfoundland.

At 8:00 p.m. ADT Sunday departing low located northeast of
Newfoundland.

At 3:30 p.m. ADT Sunday approaching ridge located west of the
Marine District.

Marine Weather Statement

Issued 7:36 PM ADT 11 April 2026 A low pressure system over the Gulf of St. Lawrence will continue to
intensify as it moves east to lie over Western Newfoundland tonight.
Strong to gale force northwesterlies will develop over eastern waters
tonight in the wake of the low.

Marine interests are advised that gale warnings are in effect for
Fourchu, Banquereau, Laurentian Fan, Cabot Strait, Gulf-Magdalen and
Anticosti.

Atlantic - Newfoundland Area

Another Region

Marine Weather for Canada

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