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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 14 July 2026

Today Tonight and Wednesday.

Strong wind warning in effect.

Wind southwest 15 to 20 knots increasing to southwest 20 to 25 this afternoon then diminishing to westerly 15 after midnight. Wind increasing to southwest 20 Wednesday evening.

Showers or thunderstorms tonight. Showers Wednesday evening with a risk of thunderstorms.

Extended Forecast

Issued 03:00 AM ADT 14 July 2026
Thursday Wind west 15 knots.
Friday Wind westerly 15 to 20 knots.
Saturday Wind west 15 to 20 knots.

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Map of Atlantic - Newfoundland marine weather areas Englee Wreckhouse Winterland Branch Hill Stephenville 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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season.
Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 10:00 AM ADT 14 July 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.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 14 July 2026 Today Tonight and Wednesday At 10:00 a.m. ADT today trough located from Labrador to New England.
By 8:00 p.m. ADT tonight intensifying trough located from Anticosti
Island to the Gulf of Maine.

At 3:30 p.m. ADT Wednesday trough located over Newfoundland to
Georges Bank.

Marine Weather Statement

Issued 9:44 AM ADT 14 July 2026 A trough of low pressure northwest of the region will intensify as it
tracks across the Maritimes tonight to lie over southeastern waters
Wednesday afternoon. Strong southwest winds will strengthen to gale
force over southeastern waters on Wednesday ahead of the approaching
trough.

Marine interests are advised that gale warnings are in effect for
East Scotian Slope - southeastern half, Banquereau - southeastern
half, and Laurentian Fan.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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