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Warnings

Forecast

Marine Forecast

Issued 10:00 AM ADT 04 May 2025

Today Tonight and Monday.

Wind southwest 15 to 20 knots diminishing to southwest 10 to 15 early this afternoon then increasing to northwesterly 15 to 20 late overnight. Wind diminishing to northerly 10 to 15 Monday morning.

Showers this afternoon and tonight. Fog banks dissipating Monday morning.

Waves

Issued 05:00 AM ADT 04 May 2025
Today Tonight and Monday. Seas 1 to 2 metres subsiding to 1 or less Monday afternoon.

Extended Forecast

Issued 03:00 AM ADT 04 May 2025
Tuesday Wind light becoming southeast 10 to 15 knots in the afternoon.
Wednesday Wind south 15 to 20 knots veering to southwest 25.
Thursday Wind southwest 15 knots.

Ice Forecast

Issued 10:00 AM EDT 4 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
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Issued 10:00 AM EDT 4 May 2025 Today Tonight and Monday

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.

 

Iceberg Bulletin

Issued 2:30 PM EDT 3 May 2025

Iceberg Limit

Iceberg limit at 0000 UTC 4 May estimated from Newfoundland near
4723N 5503W to 4040N 5210W to 4100N 4720W to 4530N 3335W to 4710N
3245W to 5915N 5605W to 5950N 5415W to 5830N 4530W then eastwards.

Western iceberg limit at 0000 UTC 4 May estimated from Quebec near
5020N 6115W to Newfoundland near 4745N 5910W.

Iceberg Count

No confirmed icebergs.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 10:00 AM ADT 4 May 2025 Today Tonight and Monday At 10:00 a.m. ADT today trough located from Newfoundland to the
Gulf of Maine.
By 10:00 a.m. ADT Monday dissipating trough located from the Grand
Banks to Georges Bank.

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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