Southeastern Grand Banks
Forecast
Marine Forecast
Issued 10:00 AM NDT 13 September 2026
Today Tonight and Monday.
Wind light increasing to south 10 to 15 knots this evening and to south 15 to 20 late overnight. Wind increasing to south 25 Monday afternoon.
Showers and fog patches Monday evening.
Waves
Issued 06:00 AM NDT 13 September 2026
Today Tonight and Monday.
Seas 2 to 3 metres subsiding to 1 to 2 late overnight then
building to 2 to 3 Monday evening.
Extended Forecast
Issued 03:00 AM NDT 13 September 2026
Tuesday
Wind south 25 knots diminishing to south 15 in
the afternoon.
Wednesday
Wind southwest 15 to 20 knots.
Thursday
Wind variable 15 knots.
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Weather Conditions
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Ice Conditions
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 12 September 2026Iceberg Limit
Iceberg limit at 0000 UTC 13 Sep estimated from Newfoundland near4930N 5510W to 5445N 5145W to 6000N 5730W to 6130N 5420W to 5850N
4610W then northeastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 12 September 2026Iceberg Limit
Iceberg limit at 0000 UTC 13 Sep estimated from Newfoundland near4930N 5510W to 5445N 5145W to 6000N 5730W to 6130N 5420W to 5850N
4610W then northeastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM NDT 13 September 2026 Today Tonight and Monday At 10:00 a.m. NDT today ridge located on a line north-south overthe eastern Marine District.
By 10:00 a.m. NDT Monday departing ridge located southeast of the
Grand Banks.
At 10:00 a.m. NDT today trough located on a line northeast-southwest
over Ontario.
By 10:00 a.m. NDT Monday trough located on a line north-south over
the Maritimes.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast
- East Scotian Slope - eastern half
- East Scotian Slope - western half
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northwestern half
- Gulf - Magdalen - southeastern half
- 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 - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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