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Northumberland Strait - eastern half

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 17 May 2026

Today Tonight and Monday.

Strong wind warning in effect.

Wind southwesterly 20 knots diminishing to northwest 15 late this afternoon and to light Monday morning.

Scattered showers this afternoon and this evening.

Extended Forecast

Issued 03:00 AM ADT 17 May 2026
Tuesday Wind variable 10 to 15 knots.
Wednesday Wind southeasterly 15 knots becoming variable 10 to 15.
Thursday Wind variable 10 to 15 knots increasing to northwest 25.

Ice Forecast

Issued 10:00 AM EDT 16 May 2026 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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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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Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 16 May 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Quebec near 5108N 5835W to 5104N 5812W to
5116N 5738W to Quebec near 5125N 5736W. Sea ice north of the ice
edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait - eastern half

Issued 03:00 AM ADT 17 May 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 17 May 2026 Today Tonight and Monday At 3:00 a.m. ADT today trough located near the St. Lawrence River.
By 3:30 p.m. ADT today trough located from New England to the Gulf
of St. Lawrence.

At 8:00 p.m. ADT tonight trough located from the Gulf of Maine
to Banquereau.
By 10:00 a.m. ADT Monday departing trough located southeast of
the Marine District.

At 10:00 a.m. ADT Monday ridge located over Maine.
By 3:30 p.m. ADT Monday ridge located over the southwestern Marine
District.

Marine Weather Statement

Issued 2:47 AM ADT 17 May 2026 A trough of low pressure will move southeastward across the marine
district today and tonight. A ridge of high pressure will move into
the western marine district on Monday.

Over northern and eastern waters, strong southwesterlies ahead of the
trough will increase to strong to gale force northwesterlies in its
wake. Over western waters, winds will diminish to light near the
ridge on Monday.

Marine interests are advised that gale warnings are in effect for
Gulf-Magdalen - northeastern half and Anticosti.

Atlantic - Newfoundland Area

Another Region

Marine Weather for Canada

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