Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NST 06 November 2026
Today Tonight and Saturday.
Wind southeast 15 knots except southeast 25 over western sections. Wind becoming south 20 this morning then veering to southwest 10 to 15 this afternoon. Wind becoming light Saturday evening.
Showers and fog banks this afternoon tonight and Saturday.
Waves
Issued 06:00 PM NST 05 November 2026
Tonight and Friday.
Seas 1 to 2 metres.
Extended Forecast
Issued 03:00 AM NST 06 November 2026
Sunday
Wind east 15 to 20 knots veering to southeast
25 in the afternoon.
Monday
Wind southeast 25 knots diminishing to variable
10 to 15.
Tuesday
Wind variable 10 to 15 knots increasing to
southwest 25 to 35.
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Weather Conditions
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Ice Conditions
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 5 November 2026Iceberg Limit
Iceberg limit at 0000 UTC 6 Nov estimated from Labrador near 5210N5545W to 5200N 5430W to 5300N 5100W to 5345N 5030W to 6000N 5800W to
6125N 5445W to 5910N 4710W then eastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 1:30 PM EST 5 November 2026Iceberg Limit
Iceberg limit at 0000 UTC 6 Nov estimated from Labrador near 5210N5545W to 5200N 5430W to 5300N 5100W to 5345N 5030W to 6000N 5800W to
6125N 5445W to 5910N 4710W then eastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM NST 6 November 2026 Today Tonight and Saturday At 3:00 a.m. NST today trough located from Labrador Sea to Quebec.By 3:00 a.m. NST Saturday trough located on a line
northeast-southwest over Belle Isle Bank.
At 3:00 a.m. NST today ridge located on a line north-south over
the southeastern Grand Banks.
By 3:00 a.m. NST Saturday ridge located south of the Grand Banks.
Marine Weather Statement
Issued 2:49 AM NST 6 November 2026 A trough of low pressure stretching from the Labrador Sea to Quebecwill track southeastwards today and move to lie over Belle Isle Bank
by overnight tonight. Strong to gale force southerlies ahead of the
trough will shift to strong north to northwesterlies in the wake of
the trough.
Marine interests are advised that a gale warning is in effect for
Belle Isle Bank.
Atlantic - Maritimes Area
- Anticosti
- Banquereau - northeastern half
- Banquereau - southwestern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast
- 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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