Southwestern Grand Banks, Canada Marine Forecast, Warnings and Alerts

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Southwestern Grand Banks

Marine Forecast

Issued 03:00 AM NDT 26 July 2026

Today Tonight and Monday.

Wind light except southwest 15 knots over southern sections. Wind becoming northeast 10 to 15 this evening except southwest 20 over southern sections tonight. Wind northeast 10 to 15 Monday.

Showers ending this evening. Risk of thunderstorms early this morning. Fog.

Winds

Issued 03:00 AM NDT 26 July 2026

Today Tonight and Monday. Wind light except southwest 15 knots over southern sections. Wind becoming northeast 10 to 15 this evening except southwest 20 over southern sections tonight. Wind northeast 10 to 15 Monday.

Waves

Issued 06:00 AM NDT 26 July 2026

Today Tonight and Monday. Seas 1 to 2 metres becoming 1 or less this morning except 1 to 2 over southern sections. Seas building to 1 to 2 Monday morning.

Weather & Visibility

Issued 03:00 AM NDT 26 July 2026

Today Tonight and Monday. Showers ending this evening. Risk of thunderstorms early this morning. Fog.

Ice Forecasts

Southwestern Grand Banks

Issued 10:00 AM EDT 25 July 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from 6136N 6335W to 6201N 6252W then
northeastward. Sea ice northwest of the ice edge.

Ice Coverage

Ice free.

Ice Forecasts

Tail of the Grand Banks

Issued 10:00 AM EDT 25 July 2026 Today Tonight and Sunday

Ice Edge

Ice edge estimated from 6136N 6335W to 6201N 6252W then
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 25 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 26 Jul estimated from Newfoundland near
4805N 5255W to 4754N 4850W to 4905N 4752W to 5745N 5400W to 5955N
5240W to 5800N 4600W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 25 July 2026

Iceberg Limit

Iceberg limit at 0000 UTC 26 Jul estimated from Newfoundland near
4805N 5255W to 4754N 4850W to 4905N 4752W to 5745N 5400W to 5955N
5240W to 5800N 4600W then eastward.

Iceberg Count

Forecasts available to mariners upon request.

No watches or warnings in effect.

Technical Marine Synopsis

Issued 3:00 AM NDT 26 July 2026 Today Tonight and Monday At 3:00 a.m. NDT today trough located south of Nova Scotia.
By 3:00 a.m. NDT Monday trough located over the southern Grand
Banks.

At 3:00 a.m. NDT today ridge located over Newfoundland.
By 3:00 a.m. NDT Monday ridge located over Funk Island Bank.

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