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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 12 June 2025

Today Tonight and Friday.

Wind southwest 15 knots increasing to southwest 20 near midnight then veering to west 15 to 20 Friday morning.

Fog banks dissipating this afternoon. Fog patches forming near midnight.

Waves

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

Extended Forecast

Issued 03:00 AM NDT 12 June 2025
Saturday Wind northwest 15 to 20 knots diminishing to light in the afternoon.
Sunday Wind variable 10 to 15 knots.
Monday Wind variable 10 to 15 knots.

Ice Forecast

Issued 10:00 AM EDT 11 June 2025 Today Tonight and Thursday Bergy water.  

[ 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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Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 11 June 2025 Today Tonight and Thursday

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 5315N 5307W to 5447N 5303W 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 11 June 2025 Today Tonight and Thursday

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 5315N 5307W to 5447N 5303W 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 2:30 PM EDT 11 June 2025

Iceberg Limit

Iceberg limit at 0000 UTC 12 Jun estimated from Newfoundland near 4655N 5545W to 4315N 5430W to 4315N 4415W 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 2:30 PM EDT 11 June 2025

Iceberg Limit

Iceberg limit at 0000 UTC 12 Jun estimated from Newfoundland near 4655N 5545W to 4315N 5430W to 4315N 4415W 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 12 June 2025 Today Tonight and Friday At 3:00 a.m. NDT today trough located over Funk Island Bank.
By 10:00 a.m. NDT today departing trough located east of the
Marine District.

At 3:00 a.m. NDT today trough located on a line northeast-southwest
over the St. Lawrence River.
By 3:00 a.m. NDT Friday trough located on a line northeast-southwest
over the Great Northern Peninsula.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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