Southeastern Grand Banks
Forecast
Marine Forecast
Issued 08:00 PM NDT 05 September 2026
Tonight and Sunday.
Gale warning in effect.
Wind southeast 25 to 35 knots becoming south 25 late overnight then diminishing to variable 10 to 15 Sunday morning.
Rain with a risk of thunderstorms changing to showers Sunday morning. Fog patches.
Waves
Issued 06:00 PM NDT 05 September 2026
Tonight and Sunday.
Seas 3 to 4 metres except 2 to 3 over southwestern sections. Seas
subsiding to 2 to 3 near noon Sunday.
Extended Forecast
Issued 03:30 PM NDT 05 September 2026
Monday
Wind variable 10 to 15 knots increasing to
southwest 25 late in the day.
Tuesday
Wind west 25 knots.
Wednesday
Wind variable 10 to 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 5 September 2026Iceberg Limit
Iceberg limit at 0000 UTC 6 Sep estimated from Newfoundland near4910N 5455W to 5400N 5300W to 6000N 5600W to 6130N 5420W to 5900N
4610W then eastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 5 September 2026Iceberg Limit
Iceberg limit at 0000 UTC 6 Sep estimated from Newfoundland near4910N 5455W to 5400N 5300W to 6000N 5600W to 6130N 5420W to 5900N
4610W then eastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Southeastern Grand Banks
Issued 8:00 PM NDT 05 September 2026'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM NDT 5 September 2026 Tonight and Sunday At 8:00 p.m. NDT tonight quasi-stationary low 996 mb locatedover Banquereau.
Marine Weather Statement
Issued 7:53 PM NDT 5 September 2026 A low pressure system over Banquereau will remain nearly stationaryfor the rest of the forecast period. Strong to gale force
southeasterlies to northeasterlies are expected to continue across
most waters as a result.
Marine interests are advised that gale warnings are in effect for all
waters except Strait of Belle Isle, Northeast Gulf, and Belle Isle
Bank.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope - eastern half
- East Scotian Slope - western half
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - eastern half
- Laurentian Fan - western half
- 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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