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Cabot Strait - northern half

Warnings

Forecast

Marine Forecast

Issued 08:00 PM AST 21 December 2024

Tonight and Sunday.

Storm warning in effect.

Wind northwest 55 knots diminishing to northwest 30 after midnight and to northwest 15 Sunday evening.

Periods of snow. Visibility 1 mile or less in snow.

Temperatures plus 4 falling to minus 3 Sunday afternoon.

Waves

Issued 05:00 PM AST 21 December 2024
Tonight and Sunday. Seas 3 to 4 metres building to 4 to 6 this evening then subsiding to 3 to 4 Sunday morning. Seas subsiding to 2 to 3 Sunday afternoon.

Extended Forecast

Issued 03:30 PM AST 21 December 2024
Monday Wind northwest 25 knots.
Tuesday Wind northwest 15 knots diminishing to light.
Wednesday Wind light becoming west 15 knots.

Ice Forecast

Issued 10:00 AM EST 21 December 2024 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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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 EST 21 December 2024 Today Tonight and Sunday

Ice Edge

First ice edge estimated from Nova Scotia near 4553N 6155W to Prince
Edward Island near 4626N 6200W. Sea ice west of the ice edge.

Second ice edge estimated from Prince Edward Island near 4627N 6244W
to 4724N 6430W to 4841N 6357W to Gaspe Peninsula near 4852N 6413W.
Sea ice west of the ice edge.

Third ice edge estimated from Gaspe Peninsula near 4912N 6611W to
4947N 6541W to 4903N 6255W to Anticosti Island near 4904N 6216W. Sea
ice northwest then northeast of the ice edge.

Fourth ice edge estimated from Anticosti Island near 4955N 6358W to
4958N 6010W to 5103N 5751W to Newfoundland near 4900N 5830W. Sea ice
north then east of the ice edge.

Ice Coverage

Ice free.

 

Iceberg Bulletin

Issued 1:30 PM EST 21 December 2024

Iceberg Limit

Iceberg limit at 0000 UTC 22 Dec estimated from the Labrador coast
near 5320N 5549W to 5130N 5100W to 5145N 4900W to 5245N 4800W to
5345N 4800W to 5900N 5800W to 5945N 5230W then eastwards.

Iceberg Count

No confirmed icebergs.
Warnings

Warnings (In effect)

Storm warning in effect

Cabot Strait - northern half

Issued 8:00 PM AST 21 December 2024

'Storm' force winds of 48 to 63 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 AST 21 December 2024 Tonight and Sunday At 8:00 p.m. AST tonight low 975 mb located over western
Newfoundland.
By 3:00 a.m. AST Sunday departing low 971 mb located near the
Strait of Belle Isle.

At 8:00 p.m. AST tonight approaching ridge located over the
Great Lakes.

Marine Weather Statement

Issued 7:44 PM AST 21 December 2024 A low over Western Newfoundland will move to lie near the Strait of
Belle Isle overnight tonight. Gale to storm force winds will diminish
to strong to gale force northwesterlies in the wake of the low later
tonight.

Marine interests are advised that storm warnings are in effect for
Banquereau, Cabot Strait - northern half, Gulf-Magdalen, and
Anticosti - southeastern half. Gale warnings are in effect for
eastern shore - eastern half, Sable - eastern half, East Scotian
Slope, Laurentian Fan, Cabot Strait - southern half, Northumberland
Strait, Chaleur-Miscou - eastern half and Anticosti - northwestern
half.

Freezing spray warnings are in effect for all Gulf of St. Lawrence
waters. Higher than normal water levels are possible along
north-facing coastlines of the Southern Gulf of St. Lawrence during
high tide this evening.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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