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Northumberland Strait - western half

Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 17 April 2025

Today Tonight and Friday.

Wind southwest 15 to 20 knots becoming west 15 near noon then diminishing to light near noon Friday. Wind becoming southwest 15 Friday evening.

Extended Forecast

Issued 03:00 AM ADT 17 April 2025
Saturday Wind southwest 15 to 20 knots.
Sunday Wind southwest 15 to 20 knots veering to northwest 25.
Monday Wind northwest 25 to 35 knots.

Ice Forecast

Issued 10:00 AM EDT 17 April 2025 Today Tonight and Friday 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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 17 April 2025 Today Tonight and Friday

Ice Edge

First ice edge estimated from New Brunswick near 4700N 6449W to
4831N 6351W to Quebec near 4851N 6412W. Sea ice west of the ice
edge.

Second ice edge estimated from Quebec near 4904N 6646W to 5005N
6518W to 4936N 5930W to Newfoundland near 5022N 5732W. Sea ice north
of the ice edge.

Ice Coverage

Ice free.

Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 17 April 2025 Today Tonight and Friday At 10:00 a.m. ADT today quasi-stationary low 987 mb located over
Labrador.

At 10:00 a.m. ADT today trough from low located over the
St. Lawrence River.
By 3:00 a.m. ADT Friday trough located over the eastern Gulf of
St. Lawrence.

At 3:30 p.m. ADT today building ridge located over the eastern
United States.

Marine Weather Statement

Issued 9:33 AM ADT 17 April 2025 A low pressure system over Labrador will remain nearly stationary
until tonight when it begins to move northeastward. An associated
trough will move over the district from the west today. Strong to
gale force westerlies will develop over northern waters behind the
trough today.

Marine interests are advised that a gale warning is in effect for
Anticosti - western half.

Outlook for the start-up of the eastern shore lobster fishery.

Friday..Winds west 15 knots becoming southwest 20 knots in the
afternoon. Sea state 1 to 2 metres.

Saturday..Winds southwest 20 knots becoming southwest 25 to 30 knots
mid day. Sea state 1 to 2 metres increasing to 2 to 3 metres.

Sunday..Winds southwest 20 to 25 becoming northwest 25 late in the
day. Sea state 2 to 3 metres.

Monday..Northwest 25 to 35 becoming northwest 15 to 20 in the
afternoon. Sea state 2 to 3 metres becoming 1 to 2 metres.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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