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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 08:00 PM ADT 21 June 2025

Tonight and Sunday.

Strong wind warning in effect.

Wind northwest 15 knots diminishing to light this evening then increasing to south 15 to 20 near noon Sunday. Wind diminishing to south 10 to 15 early Sunday evening except south 20 over eastern sections.

Periods of rain Sunday afternoon and evening. Fog patches forming Sunday evening.

Extended Forecast

Issued 03:30 PM ADT 21 June 2025
Monday Wind variable 10 to 15 knots.
Tuesday Wind southwesterly 15 to 20 knots.
Wednesday Wind southwesterly 15 to 20 knots veering to northwest 20.

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

Ice Forecasts

Issued 10:00 AM EDT 26 May 2025 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 8:00 PM ADT 21 June 2025

'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 8:00 PM ADT 21 June 2025 Tonight and Sunday At 8:00 p.m. ADT tonight ridge located from Georges Bank to
Anticosti Island.
By 3:30 p.m. ADT Sunday departing ridge located over Newfoundland.

At 8:00 p.m. ADT tonight low 998 mb located south of James Bay.
By 8:00 p.m. ADT Sunday weakening low 1011 mb located over Grand
Manan.

Marine Weather Statement

Issued 6:35 PM ADT 21 June 2025 Marine interests are advised that all gale warnings have ended.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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