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 03:00 AM NST 13 November 2026

Today Tonight and Saturday.

Wind variable 10 to 15 knots increasing to east 25 early this morning then diminishing to southwest 20 this afternoon. Wind veering to northwest 15 near noon Saturday.

Showers. Fog banks forming this afternoon and dissipating Saturday afternoon.

Winds

Issued 03:00 AM NST 13 November 2026

Today Tonight and Saturday. Wind variable 10 to 15 knots increasing to east 25 early this morning then diminishing to southwest 20 this afternoon. Wind veering to northwest 15 near noon Saturday.

Waves

Issued 06:00 AM NST 13 November 2026

Today Tonight and Saturday. Seas 2 to 3 metres.

Weather & Visibility

Issued 03:00 AM NST 13 November 2026

Today Tonight and Saturday. Showers. Fog banks forming this afternoon and dissipating Saturday 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 1:30 PM EST 12 November 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Nov estimated from Labrador near 5200N
5600W to 5145N 5500W to 5215N 5045W to 5330N 5030W to 5515N 5200W to
6000N 5800W to 6150N 5340W to 5915N 4700W then eastward.

Iceberg Count

No confirmed icebergs.

Iceberg Bulletin

Tail of the Grand Banks

Issued 1:30 PM EST 12 November 2026

Iceberg Limit

Iceberg limit at 0000 UTC 13 Nov estimated from Labrador near 5200N
5600W to 5145N 5500W to 5215N 5045W to 5330N 5030W to 5515N 5200W to
6000N 5800W to 6150N 5340W to 5915N 4700W then eastward.

Iceberg Count

Forecasts available to mariners upon request.

No watches or warnings in effect.

Technical Marine Synopsis

Issued 3:00 AM NST 13 November 2026 Today Tonight and Saturday At 3:00 a.m. NST today weakening low 996 mb located over the Quebec
Lower North Shore.
By 3:30 p.m. NST today dissipating low 1000 mb located over
Anticosti Island.

At 3:00 a.m. NST today low 993 mb located southwest of Nova Scotia.
By 3:00 a.m. NST Saturday low 994 mb located over the Burin
Peninsula.

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