Southwestern Grand Banks
Forecast
Marine Forecast
Issued 10:00 AM NST 14 November 2025
Today Tonight and Saturday.
Storm warning in effect.
Wind southeast 25 to 35 knots veering to south 35 to 45 near noon then increasing to west 45 to 55 this afternoon except west 25 over southern sections. Wind diminishing to west 25 to 35 this evening except west 15 to 20 over southern sections. Wind diminishing to west 15 to 20 late overnight and to variable 10 to 15 Saturday afternoon.
Rain with a risk of thunderstorms changing to showers near midnight and ending near noon Saturday.
Waves
Extended Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 23 July 2025 Forecasts have ended for the season.Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 23 July 2025 Forecasts have ended for the season.Iceberg Bulletin
Southwestern Grand Banks
Issued 1:30 PM EST 13 November 2025Iceberg Limit
Iceberg limit at 0000 UTC 14 Nov estimated from Newfoundland near5026N 5623W to 5000N 4900W to 5045N 4730W to 5200N 4800W to 5945N
5730W to 6055N 5315W to 5950N 4955W then eastward.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 1:30 PM EST 13 November 2025Iceberg Limit
Iceberg limit at 0000 UTC 14 Nov estimated from Newfoundland near5026N 5623W to 5000N 4900W to 5045N 4730W to 5200N 4800W to 5945N
5730W to 6055N 5315W to 5950N 4955W then eastward.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Storm warning in effect
Southwestern Grand Banks
Issued 10:00 AM NST 14 November 2025'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. 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 10:00 AM NST 14 November 2025 Today Tonight and Saturday At 10:00 a.m. NST today low 992 mb located over centralNewfoundland.
By 8:00 p.m. NST tonight dissipating low 993 mb located over
western Newfoundland.
At 10:00 a.m. NST today intensifying low 995 mb located south of
Laurentian Fan.
By 10:00 a.m. NST Saturday low 985 mb located over Northeast Gulf.
Marine Weather Statement
Issued 9:58 AM NST 14 November 2025 A low pressure system over Central Newfoundland will dissipate overWestern Newfoundland this evening. Strong to gale force southeast to
northeasterlies can be expected ahead of the low, with strong to gale
force southwesterlies in its wake.
A second low will approach from the south this afternoon and move to
lie over Northeastern Newfoundland tonight. Gale force
southeasterlies will spread across southern and eastern waters ahead
of the low on Friday. Winds will shift to gale to storm force
westerlies as it passes.
Marine interests are advised that a storm warning is in effect for
Southwestern Grand Banks. Gale warnings are in effect for all
remaining waters except Southwest Coast.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau - eastern half
- Banquereau - western half
- 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 - eastern half
- East Scotian Slope - western half
- Fourchu
- Fundy
- Georges Bank
- Grand Manan
- Gulf - Magdalen
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - eastern half
- Laurentian Fan - western half
- 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 - eastern half
- Sable - western half
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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