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Northumberland Strait

Warnings

Forecast

Marine Forecast

Issued 03:00 AM ADT 04 May 2025

Today Tonight and Monday.

Wind light increasing to southerly 10 to 15 knots this evening and to northwest 15 to 20 near midnight. Wind diminishing to light Monday morning then becoming southeast 15 Monday evening.

Periods of rain ending this evening. Risk of thunderstorms early this morning. Fog patches dissipating late overnight.

Extended Forecast

Issued 03:00 AM ADT 04 May 2025
Tuesday Wind southerly 15 knots.
Wednesday Wind southerly 15 knots.
Thursday Wind southwest 10 to 15 knots increasing to northerly 15 to 20.

Ice Forecast

Issued 10:00 AM EDT 3 May 2025 Today Tonight and Sunday Ice free. 

[ Canadian Ice Service ]

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Weather Conditions

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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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 3 May 2025 Today Tonight and Sunday

Ice Edge

Ice edge estimated from Quebec near 5016N 6240W to 5001N 6213W to
4959N 6028W to 5034N 5831W to to Newfoundland near 5014N 5736W. Sea
ice north of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM ADT 4 May 2025 Today Tonight and Monday At 3:00 a.m. ADT today trough located from Newfoundland to the
Gulf of Maine.
By 10:00 a.m. ADT Monday departing trough located east of
Laurentian Fan.

At 8:00 p.m. ADT tonight trough located from Anticosti Island to
New Brunswick.
By 10:00 a.m. ADT Monday trough located east of the Marine District.

At 3:00 a.m. ADT Monday ridge from 1030 mb high located from the
Gaspe Peninsula to East Scotian Slope.
By 8:00 p.m. ADT Monday high 1034 mb located from the Gulf of
St. Lawrence to Laurentian Fan.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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