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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 13 June 2025

Today Tonight and Saturday.

Wind southwest 20 knots veering to west 15 this morning then diminishing to light Saturday evening.

Showers and fog banks ending near noon.

Waves

Issued 06:00 PM NDT 12 June 2025
Tonight and Friday. Seas 2 metres.

Extended Forecast

Issued 03:00 AM NDT 13 June 2025
Sunday Wind light.
Monday Wind light.
Tuesday Wind southwest 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 12 June 2025 Today Tonight and Friday Bergy water.  

[ 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

Southwestern Grand Banks

Issued 10:00 AM EDT 12 June 2025 Today Tonight and Friday

Ice Edge

First ice edge estimated from Labrador near 5422N 5751W to Labrador near 5413N 5748W. Sea ice east of the ice edge.

Second ice edge estimated from Labrador near 5335N 5602W to 5347N 5311W to 5514N 5252W to 5650N 5714W to 5858N 5841W to 6200N 5950W then northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Bergy water.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 12 June 2025 Today Tonight and Friday

Ice Edge

First ice edge estimated from Labrador near 5422N 5751W to Labrador near 5413N 5748W. Sea ice east of the ice edge.

Second ice edge estimated from Labrador near 5335N 5602W to 5347N 5311W to 5514N 5252W to 5650N 5714W to 5858N 5841W to 6200N 5950W then northeastward. Sea ice north then west of the ice edge.

Ice Coverage

Forecasts available to mariners upon request.

 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:35 PM EDT 12 June 2025

Iceberg Limit

Iceberg limit at 0000 UTC 13 Jun estimated from Newfoundland near 4655N 5545W to 4350N 5445W to 4350N 4355W to 4735N 4100W to 5220N 4700W to 5745N 5405W then eastward.

Iceberg Count

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

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:35 PM EDT 12 June 2025

Iceberg Limit

Iceberg limit at 0000 UTC 13 Jun estimated from Newfoundland near 4655N 5545W to 4350N 5445W to 4350N 4355W to 4735N 4100W to 5220N 4700W to 5745N 5405W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM NDT 13 June 2025 Today Tonight and Saturday At 3:00 a.m. NDT today low 995 mb located over eastern Belle
Isle Bank.
By 3:00 a.m. NDT Saturday low 995 mb located southwest of Greenland.

At 3:00 a.m. NDT today trough from 995 mb low located over the
Northeast Coast of Newfoundland.
By 3:00 a.m. NDT Saturday trough from 995 mb low located east of
the Marine District.

At 3:00 a.m. NDT Saturday building ridge located over the Maritimes.
By 8:00 p.m. NDT Saturday ridge located over the southern Grand
Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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