Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NDT 19 August 2022
Today Tonight and Saturday.
Gale warning in effect.
Wind south 35 knots diminishing to southwest 15 early this morning except southwest 35 over southern sections. Wind becoming west 15 to 20 this afternoon then backing to southwest 25 this evening. Wind veering to west 15 to 20 Saturday morning then diminishing to light Saturday evening.
Showers ending this evening with a risk of thunderstorms. Fog banks over northern sections today.
Waves
Extended Forecast
Ice Forecast
Stay connected
Weather Conditions
Zoom-in to make a selection



Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 13 July 2022Ice Edge
Ice edge is outside the forecast region.Ice Coverage
Forecasts available to mariners upon request.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 13 July 2022Ice Edge
Ice edge is outside the forecast region.Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 2:30 PM EDT 18 August 2022Iceberg Limit
Iceberg limit at 0000 UTC 19 Aug estimated from Newfoundland near4911N 5354W to 5040N 4840W to 5640N 4920W to 5850N 5550W to 5955N
5240W then eastwards.
Western iceberg limit at 0000 UTC 19 Aug estimated from Quebec near
5110N 5842W to Newfoundland near 5034N 5720W.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 18 August 2022Iceberg Limit
Iceberg limit at 0000 UTC 19 Aug estimated from Newfoundland near4911N 5354W to 5040N 4840W to 5640N 4920W to 5850N 5550W to 5955N
5240W then eastwards.
Western iceberg limit at 0000 UTC 19 Aug estimated from Quebec near
5110N 5842W to Newfoundland near 5034N 5720W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Southwestern Grand Banks
Issued 03:00 AM NDT 19 August 2022'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 or Weatheradio stations.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM NDT 19 August 2022 Today Tonight and Saturday At 3:00 a.m. NDT today trough located west of the Grand Banks.By 3:00 a.m. NDT Saturday trough located southeast of the Grand
Banks.
At 3:00 a.m. NDT today ridge located over Belle Isle Bank.
By 10:00 a.m. NDT today departing ridge located over Belle Isle
Bank.
Marine Weather Statement
Issued 2:55 AM NDT 19 August 2022 A trough of low pressure southwest of the marine district will crossthe Grand Banks today. Strong to gale force southwesterly winds are
forecast ahead of the trough.
Marine interests are advised that gale warnings are in effect for the
Southern Grand Banks.
Atlantic - Maritimes Area
- Anticosti
- Banquereau
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Scotian Slope
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen - northwestern half
- Gulf - Magdalen - southeastern half
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- Northumberland Strait - western half
- 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
Another Region
What we are doing
Weather Forecasts
Weather Alerts
Weather Resources
Features
WeatherCAN app: set custom notifications

Learn how to set custom Air Quality Health Index notifications on the WeatherCAN app
Are you prepared for summer severe weather?

We have information to help you stay safe
- Date modified: