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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:30 PM NDT 11 August 2026

Tonight and Wednesday.

Wind light increasing to south 10 to 15 knots early this evening then veering to southwest 15 to 20 near noon Wednesday.

Showers. Fog banks.

Waves

Issued 06:00 AM NDT 11 August 2026
Today Tonight and Wednesday. Seas 1 to 2 metres.

Extended Forecast

Issued 03:30 PM NDT 11 August 2026
Thursday Wind west 10 to 15 knots becoming light in the afternoon.
Friday Wind variable 10 to 15 knots.
Saturday Wind south 25 knots.

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Map of Atlantic - Newfoundland marine weather areas Englee Winterland Branch Hill Twillingate Stephenville Eskasoni (First Nations) St. Lawrence Grand Étang St. John's Int'l Airport St. Anthony Airport Ingonish Beach Sagona Island Port aux Basques La Scie Ferolle Point North Mountain West Chedabucto Bay – 44489 Daniel's Harbour Corner Brook St.Paul Island Cape Race J.A. Douglas McCurdy Sydney Airport Burgeo Bonavista Berry Hill Argentia Charlottetown Airport East Point North Cape Wreckhouse East Chedabucto Bay – 44488 Blanc-Sablon Airport Cap Whittle Chevery Banquereau - 44139 Mary's Harbour Cartwright Airport Natashquan Airport Miscou Island Long Pond Îles de la Madeleine Airport Marticot Island Pool's Island Grates Cove
Legend:
buoy Buoy
land station Land Station
Ice Conditions

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 7 August 2026 Forecasts have ended for the season.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 7 August 2026 Forecasts have ended for the season.
 

Iceberg Bulletin

Southwestern Grand Banks

Issued 2:30 PM EDT 11 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Aug estimated from Newfoundland near
4825N 5310W to 4840N 5220W to 5010N 5100W to 5800N 5300W to 6020N
5200W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 11 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 12 Aug estimated from Newfoundland near
4825N 5310W to 4840N 5220W to 5010N 5100W to 5800N 5300W to 6020N
5200W then eastward.

Iceberg Count

Forecasts available to mariners upon request.
Warnings

No watches or warnings in effect.

Synopsis

Technical Marine Synopsis

Issued 3:30 PM NDT 11 August 2026 Tonight and Wednesday At 3:30 p.m. NDT today trough located on a line northwest-southeast
over southwestern Belle Isle Bank.
By 3:00 a.m. NDT Wednesday weakening trough located on a line
northwest-southeast over Belle Isle Bank.

At 3:30 p.m. NDT today intensifying trough located on a line
northwest-southeast over the Maritimes.
By 3:30 p.m. NDT Wednesday trough located on a line
northwest-southeast over Newfoundland.

At 3:30 p.m. NDT today ridge located over the northern Grand Banks.
By 8:00 p.m. NDT tonight departing ridge located east of the
Grand Banks.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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