Southwestern Grand Banks, Canada Marine Forecast, Warnings and Alerts

Canada

N.America Satellite

Canada Radar

Current Conditions

Canada 7 Day High and Low Temperatures Forecast

10 Day Forecast

Lightning Danger Radar

Lightning Strikes Radar

Southwestern Grand Banks

Marine Forecast

Issued 10:00 AM NDT 01 October 2026

Today Tonight and Friday.

Wind southeast 10 to 15 knots veering to southwest 10 to 15 near midnight then increasing to southwest 15 to 20 Friday afternoon.

Fog patches dissipating Friday afternoon.

Winds

Issued 10:00 AM NDT 01 October 2026

Today Tonight and Friday. Wind southeast 10 to 15 knots veering to southwest 10 to 15 near midnight then increasing to southwest 15 to 20 Friday afternoon.

Waves

Issued 06:00 AM NDT 01 October 2026

Today Tonight and Friday. Seas 1 to 2 metres.

Weather & Visibility

Issued 10:00 AM NDT 01 October 2026

Today Tonight and Friday. Fog patches dissipating Friday afternoon.

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 30 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 1 Oct estimated from Newfoundland near
5052N 5600W to 5030N 5400W to 5515N 5315W to 6000N 5800W to 6125N
5435W to 5920N 4920W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 2:30 PM EDT 30 September 2026

Iceberg Limit

Iceberg limit at 0000 UTC 1 Oct estimated from Newfoundland near
5052N 5600W to 5030N 5400W to 5515N 5315W to 6000N 5800W to 6125N
5435W to 5920N 4920W then eastward.

Iceberg Count

Forecasts available to mariners upon request.

No watches or warnings in effect.

Technical Marine Synopsis

Issued 10:00 AM NDT 1 October 2026 Today Tonight and Friday At 10:00 a.m. NDT today ridge located over the Grand Banks.
By 3:00 a.m. NDT Friday departing ridge located southeast of the
Marine District.

At 3:30 p.m. NDT today trough located on a line northeast-southwest
over Quebec.
By 3:30 p.m. NDT Friday trough located on a line northeast-southwest
over the western Gulf of St. Lawrence.

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