Southwestern Grand Banks
Forecast
Marine Forecast
Issued 10:00 AM NDT 13 July 2025
Today Tonight and Monday.
Wind northwest 15 to 20 knots except northwest 25 over eastern sections late this morning and this afternoon. Wind becoming northwest 10 to 15 this evening then becoming variable 10 to 15 Monday morning.
Waves
Issued 06:00 AM NDT 13 July 2025
Today Tonight and Monday.
Seas 3 to 4 metres except 1 to 2 over northwestern sections. Seas
becoming 2 to 3 early this evening except 1 to 2 over northwestern sections.
Seas subsiding to 1 to 2 late overnight and to 1 or less Monday
afternoon.
Extended Forecast
Issued 03:00 AM NDT 13 July 2025
Tuesday
Wind variable 10 to 15 knots increasing to
south 15 to 20 in the morning.
Wednesday
Wind west 15 to 20 knots.
Thursday
Wind variable 10 to 15 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 12 July 2025 Today Tonight and SundayIce Edge
Ice edge estimated from Labrador near 5959N 6409W to 6200N 6028Wthen northeastward. Sea ice northwest of the ice edge.
Ice Coverage
Ice free.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 12 July 2025 Today Tonight and SundayIce Edge
Ice edge estimated from Labrador near 5959N 6409W to 6200N 6028Wthen northeastward. Sea ice northwest of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 2:30 PM EDT 12 July 2025Iceberg Limit
Iceberg limit at 0000 UTC 13 Jul estimated from Newfoundland near4640N 5310W to 4555N 4505W to 4910N 4205W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6035N 5330W then eastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 12 July 2025Iceberg Limit
Iceberg limit at 0000 UTC 13 Jul estimated from Newfoundland near4640N 5310W to 4555N 4505W to 4910N 4205W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6035N 5330W then eastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM NDT 13 July 2025 Today Tonight and Monday At 10:00 a.m. NDT today low 1005 mb located over the southeasternGrand Banks.
By 10:00 a.m. NDT Monday low 1004 mb located east of the Grand
Banks.
At 10:00 a.m. NDT today ridge located on a line northeast-southwest
over Newfoundland.
By 10:00 a.m. NDT Monday ridge located over the East Coast of
Newfoundland.
Marine Weather Statement
Issued 10:00 AM NDT 13 July 2025 A low pressure system over the Southeastern Grand Banks will slowlydrift eastward to depart from the marine district on Monday. Strong
to gale force northeasterlies to northwesterlies can be expected in
the wake of the low.
Marine interest are advised that a gale warning is in effect for the
Southeastern Grand Banks.
Atlantic - Maritimes Area
- Anticosti
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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