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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 20 April 2026

Today Tonight and Tuesday.

Strong wind warning in effect.

Wind southerly 20 knots becoming northwest 20 early this morning then diminishing to light this afternoon. Wind becoming northeast 15 this evening then diminishing to light Tuesday morning. Wind becoming northeast 10 to 15 Tuesday evening.

Rain and fog patches ending early this morning.

Temperatures plus 6 falling to minus 1 Tuesday morning.

Extended Forecast

Issued 03:00 AM ADT 20 April 2026
Wednesday Wind light.
Thursday Wind light becoming northwest 15 knots late in the day.
Friday Wind north 20 knots.

Ice Forecast

Issued 10:00 AM EDT 19 April 2026 Today Tonight and Monday Open water. 

[ Canadian Ice Service ]

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Weather Conditions

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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
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land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 April 2026 Today Tonight and Monday

Ice Edge

First ice edge estimated from Cape Breton Island near 4702N 6025W to
4745N 6115W to Gaspe Peninsula near 4846N 6410W. Sea ice southwest
of the ice edge.

Second ice edge estimated from Quebec near 4920N 6722W to 5005N
6600W to 4945N 6015W to Newfoundland near 4806N 5905W. Sea ice north
of the ice edge.

Ice Coverage

Open water.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 03:00 AM ADT 20 April 2026

'Strong' winds of 20 to 33 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 3:00 AM ADT 20 April 2026 Today Tonight and Tuesday At 3:00 a.m. ADT today trough located from Anticosti Island to
West Scotian Slope.
By 8:00 p.m. ADT tonight departing trough located east of the
Marine District.

At 8:00 p.m. ADT tonight building ridge located over the western
Marine District.
By 8:00 p.m. ADT Tuesday ridge located over the Maritimes.

Marine Weather Statement

Issued 2:59 AM ADT 20 April 2026 A trough of low pressure located from Anticosti to East Scotian Slope
at forecast time will continue to track eastward to lie east of the
marine district by this evening. Strong to gale force southerly winds
ahead of the trough shift to strong to gale force northwesterlies in
its wake.

Marine interests are advised that a gale warning is in effect for
Anticosti - southwestern half.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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