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Cabot Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 14 May 2026

Tonight and Friday.

Gale warning in effect.

Wind southeast 15 knots increasing to east 25 late overnight and to east 40 early Friday morning. Wind diminishing to east 25 early Friday afternoon and to variable 15 to 20 early Friday evening.

Rain overnight and Friday. Risk of thunderstorms Friday morning and afternoon. Fog patches forming late overnight.

Waves

Issued 05:00 PM ADT 14 May 2026
Tonight and Friday. Seas 1 to 2 metres building to 2 to 3 late overnight and to 3 to 4 early Friday morning.

Extended Forecast

Issued 03:30 PM ADT 14 May 2026
Saturday Wind north 20 knots increasing to northwest 25 to 30 in the afternoon.
Sunday Wind southwest 25 knots veering to northwest 20 late in the day.
Monday Wind northwest 30 knots increasing to northwest 35 late in the day.

Ice Forecast

Issued 10:00 AM EDT 14 May 2026 Today Tonight and Friday Ice free. 

[ Canadian Ice Service ]

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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 14 May 2026 Today Tonight and Friday

Ice Edge

Ice edge estimated from Quebec near 5108N 5835W to 5104N 5812W to
5116N 5738W to Quebec near 5125N 5736W. Sea ice north of the ice
edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 3:02 PM EDT 14 May 2026

Iceberg Limit

Iceberg limit at 0000 UTC 15 May estimated from Newfoundland near
4700N 5520W to 4140N 5035W to 4155N 4750W to 4740N 4405W to 5310N
4635W to 5550N 5010W to 5900N 5500W to 6000N 5300W to 5840N 4940W to
5755N 4530W then northeastward.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Cabot Strait - southern half

Issued 8:00 PM ADT 14 May 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 14 May 2026 Tonight and Friday At 8:00 p.m. ADT tonight low 999 mb located near Georges Bank.
By 10:00 a.m. ADT Friday low 998 mb located south of Cape Breton
Island.

At 8:00 p.m. ADT Friday quasi-stationary low 1000 mb located over
Cabot Strait.

Marine Weather Statement

Issued 7:47 PM ADT 14 May 2026 A low pressure system near Georges Bank will track northeastward
across southern waters tonight and Friday to lie near Cabot Strait
Friday evening. Strong to gale force easterly winds north of the low
shift to strong to gale force southerlies to its south.

Marine interests are advised that gale warnings are in effect for
Browns Bank, Georges Bank, southwestern shore, LaHave Bank, West
Scotian Slope, eastern shore, Sable, East Scotian Slope, Fourchu,
Banquereau, Laurentian Fan, Cabot Strait and Gulf-Magdalen
southeastern - half.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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