Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NDT 19 August 2026
Today Tonight and Thursday.
Wind light becoming southeast 10 to 15 knots this afternoon then veering to south 15 Thursday morning.
Waves
Issued 06:00 PM NDT 18 August 2026
Tonight and Wednesday.
Seas 1 metre.
Extended Forecast
Issued 03:00 AM NDT 19 August 2026
Friday
Wind southwest 20 knots.
Saturday
Wind light.
Sunday
Wind east 10 to 15 knots.
Stay connected
Weather Conditions
Zoom-in to make a selection
Legend:
Ice Conditions
Ice Forecasts
Southwestern 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
Southwestern Grand Banks
Issued 2:30 PM EDT 18 August 2026Iceberg Limit
Iceberg limit at 0000 UTC 19 Aug estimated from Newfoundland near4915N 5330W to 4940N 5320W to 5030N 5330W to 6000N 5600W to 6020N
5200W then eastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 18 August 2026Iceberg Limit
Iceberg limit at 0000 UTC 19 Aug estimated from Newfoundland near4915N 5330W to 4940N 5320W to 5030N 5330W to 6000N 5600W to 6020N
5200W then eastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM NDT 19 August 2026 Today Tonight and Thursday At 3:00 a.m. NDT today quasi-stationary ridge located on a linenortheast-southwest over the Grand Banks.
At 3:00 a.m. NDT today trough located over Nova Scotia.
By 3:00 a.m. NDT Thursday trough located over southeastern Labrador.
Atlantic - Newfoundland Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore - eastern half
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen - eastern half
- Gulf - Magdalen - western half
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast - Hopedale and south
- Northeast Coast
- Northeast Gulf
- Northern Grand Banks - eastern half
- Northern Grand Banks - western half
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- Sable - eastern half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea
- Strait of Belle Isle - eastern half
- Strait of Belle Isle - western half
Another Region
Features
Colour-coded weather alerts
Learn more about weather alerting in Canada
Thunderstorm Outlooks
Find the Thunderstorm Outlook for your area.
Improved storm alerts
Learn more about targeted warnings for severe thunderstorms and tornadoes
- Date modified:

ATOM