Southeastern Grand Banks, Canada Marine Forecast, Warnings and Alerts

Canada

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Canada 7 Day High and Low Temperatures Forecast

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Southeastern Grand Banks

Marine Forecast

Issued 03:30 PM NDT 09 September 2026

Tonight and Thursday.

Wind variable 10 to 15 knots increasing to northeast 15 to 20 this evening then backing to north 10 to 15 Thursday morning. Wind diminishing to light Thursday afternoon then increasing to south 15 to 20 Thursday evening.

Showers ending Thursday morning with a risk of thunderstorms.

Winds

Issued 03:30 PM NDT 09 September 2026

Tonight and Thursday. Wind variable 10 to 15 knots increasing to northeast 15 to 20 this evening then backing to north 10 to 15 Thursday morning. Wind diminishing to light Thursday afternoon then increasing to south 15 to 20 Thursday evening.

Waves

Issued 06:00 AM NDT 09 September 2026

Today Tonight and Thursday. Seas 1 to 2 metres building to 2 to 3 this evening then subsiding to 1 to 2 Thursday morning.

Weather & Visibility

Issued 03:30 PM NDT 09 September 2026

Tonight and Thursday. Showers ending Thursday morning with a risk of thunderstorms.

Ice Forecasts

Southeastern 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

Southeastern Grand Banks

Issued 2:30 PM EDT 9 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 10 Sep estimated from Newfoundland near
4930N 5510W to 5500N 5215W to 6000N 5730W to 6130N 5420W to 5900N
4610W then northeastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 9 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 10 Sep estimated from Newfoundland near
4930N 5510W to 5500N 5215W to 6000N 5730W to 6130N 5420W to 5900N
4610W then northeastward.

Iceberg Count

Forecasts available to mariners upon request.

No watches or warnings in effect.

Technical Marine Synopsis

Issued 3:30 PM NDT 9 September 2026 Tonight and Thursday At 3:30 p.m. NDT today trough located on a line east-west over
the southern Grand Banks.
By 3:00 a.m. NDT Thursday departing trough located southeast of
the Grand Banks.

At 3:30 p.m. NDT Thursday approaching trough located over the
Maritimes.

At 3:30 p.m. NDT today ridge located on a line northeast-southwest
over western Newfoundland.
By 3:30 p.m. NDT Thursday ridge located on a line
northeast-southwest over the southeastern Grand Banks.

Marine Weather Statement

Issued 3:20 PM NDT 9 September 2026 A trough of low pressure will approach the district from the west on
Thursday. Strong to gale force southerlies will develop over western
waters on Thursday ahead of the trough.

Marine interests are advised that gale warnings are in effect for
Gulf waters and Southwest Coast.

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