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Cabot Strait - northern half


Marine Forecast

Issued 03:30 PM ADT 18 October 2021

Tonight and Tuesday.

Gale warning in effect.

Wind southeast 25 to 35 knots with gusts to 50 in the Wreckhouse area. Wind diminishing to west 15 late this afternoon and to light Tuesday afternoon.

Rain this afternoon with a risk of thunderstorms. Scattered showers Tuesday late in the day.


Issued 05:00 PM ADT 18 October 2021
Tonight and Tuesday. Seas 3 to 5 metres subsiding to 2 to 3 early this evening and to 1 to 2 Tuesday morning.

Extended Forecast

Issued 03:30 PM ADT 18 October 2021
Wednesday Wind northerly 15 knots backing to northwest 20 in the afternoon.
Thursday Wind northwest 20 knots.
Friday Wind south 15 to 20 knots increasing to south 20 to 25.

Ice Forecast

Issued 10:00 AM EDT 25 April 2021 Forecasts available to mariners upon request. 

[ 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 Bonavista Burgeo Cape Race Corner Brook Daniel's Harbour Englee Ferolle Point La Scie Port aux Basques Rocky Harbour 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
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 25 April 2021

Ice Coverage

Forecasts available to mariners upon request.


Iceberg Bulletin

Issued 2:30 PM EDT 18 October 2021

Iceberg Limit

Iceberg limit at 0000 UTC 19 Oct estimated from the Labrador coast
near 5228N 5546W to 5245N 5444W to 5426N 5233W to 5800N 5659W.

Iceberg Count

No confirmed icebergs.

Warnings (In effect)

Gale warning in effect

Cabot Strait - northern half

Issued 3:30 PM ADT 18 October 2021

'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.


Technical Marine Synopsis

Issued 3:30 PM ADT 18 October 2021 Tonight and Tuesday At 3:30 p.m. ADT today cold front located from Anticosti Island
to Laurentian Fan.
By 3:00 a.m. ADT Tuesday departing cold front located from Anticosti
Island to Banquereau.

At 3:00 a.m. ADT Tuesday trough located on a line
northeast-southwest over Georges Bank.
By 3:30 p.m. ADT Tuesday trough located over East Scotian Slope.

Marine Weather Statement

Issued 3:20 PM ADT 18 October 2021 A cold front extending from Anticosti Island to Laurentian Fan will
sweep northeast to lie east-west over Anticosti Island on Tuesday
morning. Strong to gale force southeasterlies ahead of the front will
gradually diminish this afternoon and evening.

Marine interests are advised that gale warnings are in effect for
Banquereau - eastern half and Cabot Strait - northern half.

Waterspouts are possible this afternoon or this evening for Georges
Bank and West Scotian Slope. They are expected to expand eastward
into East Scotian Slope on Tuesday. They may produce intense and
highly variable wind gusts.

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