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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 11 May 2025

Today Tonight and Monday.

Strong wind warning in effect.

Wind westerly 20 knots veering to northwesterly 25 this afternoon then diminishing to northwesterly 15 Monday morning. Wind backing to westerly 10 to 15 Monday afternoon.

Scattered showers changing to scattered flurries this evening and ending overnight.

Extended Forecast

Issued 03:00 AM ADT 11 May 2025
Tuesday Wind northwest 15 to 20 knots diminishing to light in the afternoon.
Wednesday Wind southerly 15 to 20 knots.
Thursday Wind southwest 20 knots diminishing to light late in the day.

Ice Forecast

Issued 10:00 AM EDT 11 May 2025 Today Tonight and Monday Ice free. 

[ Canadian Ice Service ]

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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 11 May 2025 Today Tonight and Monday

Ice Edge

Ice edge estimated from Quebec near 5033N 5925W to 5017N 5904W to Newfoundland near 5049N 5704W. Sea ice north of the ice edge.

Ice Coverage

Ice free.

Warnings

Warnings (In effect)

Strong wind warning in effect

Northumberland Strait

Issued 10:00 AM ADT 11 May 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 10:00 AM ADT 11 May 2025 Today Tonight and Monday At 10:00 a.m. ADT today low 993 mb located east of Anticosti Island.
By 8:00 p.m. ADT tonight departing low 989 mb located over northern
Newfoundland.

At 10:00 a.m. ADT Monday approaching ridge located on a line
north-south over Cape Cod.

Marine Weather Statement

Issued 9:45 AM ADT 11 May 2025

Atlantic - Newfoundland Area

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Marine Weather for Canada

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