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Cabot Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 21 March 2025

Tonight and Saturday.

Gale warning in effect.

Wind southeast 20 to 25 knots with gusts to 40 in the Wreckhouse area. Wind becoming southeast 15 to 20 near midnight then veering to southwest 20 near noon Saturday. Wind increasing to west 35 early Saturday evening with gusts to 40 along the coast.

Showers and fog patches changing to flurries Saturday evening.

Temperatures near plus 1.

Waves

Issued 05:00 PM ADT 21 March 2025
Tonight and Saturday. Seas 2 metres building to 3 Saturday evening.

Extended Forecast

Issued 03:30 PM ADT 21 March 2025
Sunday Wind west 20 knots diminishing to light in the afternoon then increasing to northwest 25 late in the day.
Monday Wind northwest 25 knots diminishing to northwest 15 late in the day.
Tuesday Wind southeast 15 knots increasing to southeast 35 late in the day.

Ice Forecast

Issued 10:00 AM EDT 21 March 2025 Today Tonight and Saturday Open water except 2 tenths first-year ice in the southwestern section. 

[ Canadian Ice Service ]

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

Ice Forecasts

Issued 10:00 AM EDT 21 March 2025 Today Tonight and Saturday

Ice Edge

Ice edge estimated from Nova Scotia near 4521N 6100W to 4549N 5906W
to Newfoundland near 4736N 5740W. Sea ice north and west of the ice
edge.

Ice Coverage

Open water except 2 tenths first-year ice in the southwestern
section.

 

Iceberg Bulletin

Issued 3:41 PM EDT 21 March 2025

Iceberg Limit

Iceberg limit at 0000 UTC 22 Mar estimated from Newfoundland near
4643N 5307W to 4605N 4950W to 4630N 4450W to 5100N 4600W to 5400N
4700W to 5900N 5620W to 6110N 5505W to 5820N 4555W then eastwards.

Western iceberg limit at 0000 UTC 22 Mar estimated from Quebec near
5035N 5940W to Newfoundland near 4920N 5745W.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Cabot Strait - northern half

Issued 10:41 PM ADT 21 March 2025

'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 21 March 2025 Tonight and Saturday At 8:00 p.m. ADT tonight low 990 mb located over the western
Marine District.
By 3:00 a.m. ADT Saturday low 988 mb located over Nova Scotia.

At 10:00 a.m. ADT Saturday low 986 mb located over Cabot Strait.
By 3:30 p.m. ADT Saturday low 985 mb located over southwestern
Newfoundland.

Marine Weather Statement

Issued 7:49 PM ADT 21 March 2025 A low pressure system approaching from the southwest marine district
this evening will track across Nova Scotia tonight then move into
Newfoundland later on Saturday. Strong to gale force west to
northwesterlies are expected behind this system.

Marine interests are advised that gale warnings are in effect for
Grand Manan, Lurcher, Browns Bank, Georges Bank, LaHave Bank, West
Scotian Slope, East Scotian Slope, Banquereau, Laurentian Fan, Cabot
Strait - northern half, and Gulf-Magdalen - northeastern half.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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