Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:30 PM NDT 15 July 2025
Tonight and Wednesday.
Wind south 15 to 20 knots diminishing to variable 10 to 15 this evening except west 20 over southern sections. Wind becoming northwest 15 to 20 late overnight then backing to west 10 to 15 near noon Wednesday.
Showers ending Wednesday morning. Risk of thunderstorms late this afternoon. Fog banks.
Waves
Issued 06:00 PM NDT 15 July 2025
Tonight and Wednesday.
Seas 1 to 2 metres.
Extended Forecast
Issued 03:30 PM NDT 15 July 2025
Thursday
Wind southwest 10 to 15 knots.
Friday
Wind southwest 10 to 15 knots backing to south
15 to 20.
Saturday
Wind southwest 20 knots diminishing to
variable 10 to 15.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 15 July 2025 Today Tonight and WednesdayIce Edge
Ice edge estimated from Labrador near 6128N 6328W to 6200N 6044Wthen northeastward. Sea ice northwest of the ice edge.
Ice Coverage
Ice free.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 15 July 2025 Today Tonight and WednesdayIce Edge
Ice edge estimated from Labrador near 6128N 6328W to 6200N 6044Wthen northeastward. Sea ice northwest of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 2:30 PM EDT 15 July 2025Iceberg Limit
Iceberg limit at 0000 UTC 16 Jul estimated from Newfoundland near4709N 5256W to 4655N 4455W to 4945N 4250W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6100N 5310W then eastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 15 July 2025Iceberg Limit
Iceberg limit at 0000 UTC 16 Jul estimated from Newfoundland near4709N 5256W to 4655N 4455W to 4945N 4250W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6100N 5310W then eastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:30 PM NDT 15 July 2025 Tonight and Wednesday At 3:30 p.m. NDT today low 999 mb located over central Labrador Sea.By 3:30 p.m. NDT Wednesday low 993 mb located southeast of
Labrador Sea.
At 3:30 p.m. NDT today departing ridge located southeast of the
Grand Banks.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast - Cape St. Francis and south
- 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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