Southwestern Grand Banks
Forecast
Marine Forecast
Issued 08:00 PM NDT 15 May 2026
Tonight and Saturday.
Gale warning in effect.
Wind southwest 25 knots increasing to west 35 Saturday afternoon.
Rain ending Saturday morning with a risk of thunderstorms. Showers Saturday late in the day. Fog banks dissipating Saturday afternoon.
Waves
Issued 06:00 PM NDT 15 May 2026
Tonight and Saturday.
Seas 3 to 5 metres.
Extended Forecast
Issued 03:30 PM NDT 15 May 2026
Sunday
Wind southwest 25 knots.
Monday
Wind west 25 knots increasing to northwest 25
to 35.
Tuesday
Wind west 15 to 20 knots.
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 May 2026 Today Tonight and SaturdayIce Edge
First ice edge estimated from Quebec near 5151N 5606W toNewfoundland near 5138N 5554W. Sea ice east of the ice edge.
Second ice edge estimated from Newfoundland near 5039N 5607W to
5057N 5513W to 5421N 5512W to 6200N 6024W then northeastward. Sea
ice west of the ice edge.
Ice Coverage
Bergy water.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 15 May 2026 Today Tonight and SaturdayIce Edge
First ice edge estimated from Quebec near 5151N 5606W toNewfoundland near 5138N 5554W. Sea ice east of the ice edge.
Second ice edge estimated from Newfoundland near 5039N 5607W to
5057N 5513W to 5421N 5512W to 6200N 6024W then northeastward. Sea
ice west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 6:12 PM EDT 15 May 2026Iceberg Limit
Iceberg limit at 0000 UTC 16 May estimated from Newfoundland near4700N 5520W to 4230N 5000W to 4230N 4800W to 4400N 4600W to 4800N
4345W to 5310N 4635W to 5550N 5010W to 5900N 5500W to 5955N 5310W to
5840N 4800W then northeastward.
Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of theiceberg limit.
Iceberg Bulletin
Tail of the Grand Banks
Issued 6:12 PM EDT 15 May 2026Iceberg Limit
Iceberg limit at 0000 UTC 16 May estimated from Newfoundland near4700N 5520W to 4230N 5000W to 4230N 4800W to 4400N 4600W to 4800N
4345W to 5310N 4635W to 5550N 5010W to 5900N 5500W to 5955N 5310W to
5840N 4800W then northeastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Southwestern Grand Banks
Issued 8:00 PM NDT 15 May 2026'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 8:00 PM NDT 15 May 2026 Tonight and Saturday At 8:00 p.m. NDT tonight intensifying low 1000 mb located east ofCape Breton Island.
By 8:00 p.m. NDT Saturday low 989 mb located over Funk Island Bank.
Marine Weather Statement
Issued 7:40 PM NDT 15 May 2026 A low pressure system approaching from the southwest will crossNewfoundland on Saturday before tracking over Funk Island Bank
Saturday evening. Strong to gale force east to southeasterlies over
southern waters ahead of the low will shift to strong to gale force
west to northwesterlies behind it on Saturday.
Marine interests are advised that gale warnings are in effect for
Southwest Coast, South Coast, East Coast, and the Grand Banks.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau - northern half
- Banquereau - southern half
- 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 - northeastern half
- East Scotian Slope - southwestern half
- 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 - northwestern half
- Laurentian Fan - southeastern half
- 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
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- Date modified:
ATOM