Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:30 PM NDT 14 July 2025
Tonight and Tuesday.
Wind variable 10 to 15 knots becoming south 10 to 15 late overnight then increasing to south 20 near noon Tuesday. Wind diminishing to variable 10 to 15 Tuesday evening.
Showers Tuesday afternoon and evening. Fog patches becoming fog banks Tuesday morning.
Waves
Issued 06:00 AM NDT 14 July 2025
Today Tonight and Tuesday.
Seas 1 to 2 metres subsiding to 1 or less this evening then
building to 1 to 2 near noon Tuesday.
Extended Forecast
Issued 03:30 PM NDT 14 July 2025
Wednesday
Wind west 15 to 20 knots diminishing to west
10 to 15 in the afternoon.
Thursday
Wind southwest 10 to 15 knots.
Friday
Wind southwest 10 to 15 knots backing to south
15 to 20.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 14 July 2025 Today Tonight and TuesdayIce Edge
Ice edge estimated from Labrador near 5959N 6409W to 6035N 6233W to6200N 5940W then northeastward. Sea ice northwest of the ice edge.
Ice Coverage
Ice free.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 14 July 2025 Today Tonight and TuesdayIce Edge
Ice edge estimated from Labrador near 5959N 6409W to 6035N 6233W to6200N 5940W then 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 14 July 2025Iceberg Limit
Iceberg limit at 0000 UTC 15 Jul estimated from Newfoundland near4709N 5256W to 4655N 4455W to 4945N 4250W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6035N 5330W then eastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 14 July 2025Iceberg Limit
Iceberg limit at 0000 UTC 15 Jul estimated from Newfoundland near4709N 5256W to 4655N 4455W to 4945N 4250W to 5430N 4920W to 5645N
5340W to 5745N 5405W to 6035N 5330W 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 14 July 2025 Tonight and Tuesday At 3:30 p.m. NDT today trough located over western Quebec.By 3:30 p.m. NDT Tuesday trough located on a line
northeast-southwest over the Gulf of St. Lawrence.
At 3:30 p.m. NDT today ridge located on a line northeast-southwest
over the northern Grand Banks.
By 3:30 p.m. NDT Tuesday departing ridge located southeast of the
Marine District.
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 - eastern half
- Eastern Shore - western half
- 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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