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Gulf - Port au Port

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 05 May 2025

Tonight and Tuesday.

Wind northwest 20 knots backing to west 10 to 15 this evening then to southwest 15 to 20 late overnight. Wind increasing to southwest 25 Tuesday morning.

Waves

Issued 06:00 AM NDT 05 May 2025
Today Tonight and Tuesday. Seas 1 to 2 metres building to 2 to 3 this morning then subsiding to 1 to 2 this evening.

Extended Forecast

Issued 03:30 PM NDT 05 May 2025
Wednesday Wind southwest 25 knots becoming northeast 25 late in the day.
Thursday Wind northeast 25 to 35 knots.
Friday Wind northeast 25 to 35 knots diminishing to northeast 15.

Ice Forecast

Issued 10:00 AM EDT 5 May 2025 Today Tonight and Tuesday Bergy water except consolidated rotten first-year ice in a few bays. 

[ 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 5 May 2025 Today Tonight and Tuesday

Ice Edge

Ice edge estimated from Quebec near 5012N 6037W to 4957N 6013W to
5042N 5828W to 5042N 5725W to to Newfoundland near 5014N 5736W. Sea
ice north of the ice edge.

Ice Coverage

Bergy water except consolidated rotten first-year ice in a few bays.

 

Iceberg Bulletin

Issued 2:40 PM EDT 5 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 6 May estimated from Newfoundland near
4723N 5503W to 4110N 5115W to 4135N 4725W to 4520N 3255W to 4710N
3245W to 5915N 5605W to 5950N 5415W to 5830N 4530W then eastwards.

Western iceberg limit at 0000 UTC 6 May estimated from Quebec near
5015N 6122W to Newfoundland near 4739N 5915W.

Iceberg Count

No confirmed icebergs except less than 10 icebergs northeast of the
western iceberg limit.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 5 May 2025 Tonight and Tuesday At 3:30 p.m. NDT today low 1001 mb located east of Belle Isle Bank.
By 3:00 a.m. NDT Tuesday departing low 996 mb located east of
Belle Isle Bank.

At 3:30 p.m. NDT today trough located over Hudson Bay.
By 3:30 p.m. NDT Tuesday trough located over Labrador Sea.

At 3:30 p.m. NDT today high located over the Gulf of St. Lawrence.
By 3:30 p.m. NDT Tuesday high located over the southern Grand Banks.

Marine Weather Statement

Issued 3:26 PM NDT 5 May 2025 A low pressure system east of Belle Isle Bank will depart east of the
district tonight. Strong to gale force northwesterlies over most
waters behind this feature will diminish this evening as the low
departs.

On Tuesday, strong to gale force southwesterlies will develop over
western and northern waters between a trough of low pressure tracking
north of the district and a strong area of high pressure passing to
the south.

Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle, Belle Isle Bank, Funk Island Bank, and Northern
Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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