Southwestern Grand Banks
Forecast
Marine Forecast
Issued 08:00 PM NDT 12 May 2025
Tonight and Tuesday.
Wind northwest 25 knots backing to west 20 late overnight then veering to northwest 25 Tuesday evening.
Showers Tuesday afternoon and evening.
Waves
Issued 06:00 PM NDT 12 May 2025
Tonight and Tuesday.
Seas 3 to 5 metres subsiding to 2 to 3 Tuesday
morning.
Extended Forecast
Issued 03:30 PM NDT 12 May 2025
Wednesday
Wind northwest 25 knots backing to west 15
to 20 late in the day.
Thursday
Wind west 25 knots.
Friday
Wind west 15 to 20 knots.
Ice Forecast
Stay connected
Weather Conditions
Zoom-in to make a selection

Legend:


Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 12 May 2025 Today Tonight and TuesdayIce Edge
Ice edge estimated from Newfoundland near 5028N 5619W to 5013N 5502W to 5038N 5414W to 5503N 5344W to 5721N 5652W to 6005N 5803W to 6200N 5622W then northeastward. Sea ice north then west of the ice edge.Ice Coverage
Bergy water.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 12 May 2025 Today Tonight and TuesdayIce Edge
Ice edge estimated from Newfoundland near 5028N 5619W to 5013N 5502W to 5038N 5414W to 5503N 5344W to 5721N 5652W to 6005N 5803W to 6200N 5622W then northeastward. Sea ice north then west of the ice edge.Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 3:16 PM EDT 12 May 2025Iceberg Limit
Iceberg limit at 0000 UTC 13 May estimated from Newfoundland near 4723N 5503W to 4200N 5040W to 4135N 4720W to 4900N 4045W to 5320N 4815W to 5915N 5605W to 5920N 5335W to 5820N 4745W then eastward.Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of the iceberg limit.Iceberg Bulletin
Tail of the Grand Banks
Issued 3:16 PM EDT 12 May 2025Iceberg Limit
Iceberg limit at 0000 UTC 13 May estimated from Newfoundland near 4723N 5503W to 4200N 5040W to 4135N 4720W to 4900N 4045W to 5320N 4815W to 5915N 5605W to 5920N 5335W to 5820N 4745W then eastward.Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM NDT 12 May 2025 Tonight and Tuesday At 8:00 p.m. NDT tonight low 986 mb located over northeasternBelle Isle Bank.
By 8:00 p.m. NDT Tuesday low 994 mb located northeast of the
Marine District.
Marine Weather Statement
Issued 7:52 PM NDT 12 May 2025 A low pressure system over the Belle Isle Bank will track slowlyeastwards away from the district tonight and Tuesday. Northwesterly
gales in the wake of the low will gradually diminish as the low moves
away.
Marine interests are advised that gale warnings are in effect for
Strait of Belle Isle - eastern half, East Coast - north of Cape St.
Francis, Northeast Coast, Belle Isle Bank, Funk Island Bank, and
Northern Grand Banks.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern 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
Another Region
- Date modified: