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Southwestern Grand Banks

Warnings

Forecast

Marine Forecast

Issued 03:00 AM NDT 09 August 2026

Today Tonight and Monday.

Wind variable 10 to 15 knots except east 15 to 20 over northern sections overnight and Monday.

Showers this afternoon tonight and Monday. Risk of thunderstorms today and tonight. Fog banks.

Waves

Issued 06:00 PM NDT 08 August 2026
Tonight and Sunday. Seas 1 metre or less except 1 to 2 over southeastern sections this evening.

Extended Forecast

Issued 03:00 AM NDT 09 August 2026
Tuesday Wind variable 10 to 15 knots.
Wednesday Wind southwest 20 knots veering to west 15 to 20.
Thursday Wind variable 10 to 15 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
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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 8 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 8 Aug estimated from Newfoundland near
4830N 5310W to 5010N 5100W to 5800N 5300W to 6020N 5200W to 5840N
4500W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 8 August 2026

Iceberg Limit

Iceberg limit at 0000 UTC 8 Aug estimated from Newfoundland near
4830N 5310W to 5010N 5100W to 5800N 5300W to 6020N 5200W to 5840N
4500W 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 9 August 2026 Today Tonight and Monday At 3:00 a.m. NDT today deepening low 997 mb located east of the
Grand Banks.
By 3:00 a.m. NDT Monday departing low 989 mb located northeast of
the Marine District.

At 3:00 a.m. NDT today trough located over Nova Scotia.
By 3:00 a.m. NDT Monday trough located on a line northwest-southeast
over Banquereau.

At 3:00 a.m. NDT today quasi-stationary ridge located over Belle
Isle Bank.

Atlantic - Newfoundland Area

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Marine Weather for Canada

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