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Cabot Strait - southern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM AST 21 January 2025

Today Tonight and Wednesday.

Gale warning in effect.

Wind west 35 knots diminishing to west 25 to 30 late this afternoon then backing to southwest 25 this evening. Wind veering to west 20 overnight then to northwest 25 near noon Wednesday.

Periods of snow tonight Wednesday afternoon and evening. Visibility 1 mile or less in snow.

Freezing spray warning in effect.

Freezing spray.

Temperatures near minus 7.

Waves

Issued 05:00 AM AST 21 January 2025
Today Tonight and Wednesday. Seas 3 to 5 metres subsiding to 2 to 3 early this evening.

Extended Forecast

Issued 03:00 AM AST 21 January 2025
Thursday Wind westerly 25 knots.
Friday Wind west 30 knots.
Saturday Wind northwest 25 knots.

Ice Forecast

Issued 10:00 AM EST 20 January 2025 Today Tonight and Tuesday Open water. 

[ 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:
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EST 20 January 2025 Today Tonight and Tuesday

Ice Edge

First ice edge estimated from New Brunswick near 4512N 6555W to
4510N 6550W to 4519N 6513W to Nova Scotia near 4514N 6432W. Sea ice
northeast of the ice edge.

Second ice edge estimated from Nova Scotia near 4547N 6207W to 4631N
6154W to 4639N 6320W to 4721N 6415W to 4858N 6358W to 4938N 6614W to
4949N 6504W to Anticosti Island near 4924N 6336W. Sea ice west of
the ice edge.

Third ice edge estimated from Anticosti Island near 4942N 6252W to
4957N 6243W to 4959N 6000W to 5101N 5742W to Newfoundland near 4909N
5822W. Sea ice north then east of the ice edge.

Fourth ice edge estimated from 4745N 6115W to 4730N 6200W to 4710N
6210W to 4710N 6140W to 4745N 6115W. Sea ice within the ice edge.

Ice Coverage

Open water.

 

Iceberg Bulletin

Issued 1:30 PM EST 20 January 2025

Iceberg Limit

Iceberg limit at 0000 UTC 21 Jan estimated from the Labrador coast
near 5457N 5900W to 5530N 5615W to 5630N 5615W to 5910N 5900W to
6050N 5420W to 5840N 4955W then eastwards.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Gale warning in effect

Cabot Strait - southern half

Issued 03:00 AM AST 21 January 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.

Freezing spray warning in effect

Cabot Strait - southern half

Issued 03:00 AM AST 21 January 2025

Moderate or severe freezing spray is 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 3:00 AM AST 21 January 2025 Today Tonight and Wednesday At 3:00 a.m. AST today deepening low 967 mb located north of
Newfoundland.
By 10:00 a.m. AST today departing low 958 mb located over Labrador
Sea.

At 10:00 a.m. AST today low 1026 mb located over Lurcher.
By 10:00 a.m. AST Wednesday departing low 1019 mb located near
the Burin Peninsula.

At 10:00 a.m. AST Wednesday low 1009 mb located south of East
Scotian Slope.
By 3:30 p.m. AST Wednesday departing low 998 mb located over the
southwestern Grand Banks.

Marine Weather Statement

Issued 2:53 AM AST 21 January 2025 An intense low pressure system near Southeastern Labrador will move
northward across the Labrador Sea today. Strong to gale force west to
northwesterlies over the district will continue to diminish today and
this evening.
On Wednesday another low will track just south of the marine district
to lie over the Grand Banks Wednesday evening. Strong to gale force
northerlies will develop west of the low.

Marine interests are advised that gale warnings are in effect for
East Scotian Slope, Banquereau, Laurentian Fan, Cabot Strait,
Gulf-Magdalen, Chaleur-Miscou and Anticosti.

Freezing spray warnings are in effect for all waters except Georges
Bank, West Scotian Slope, East Scotian Slope, and Laurentian Fan.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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