Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NDT 04 April 2025
Today Tonight and Saturday.
Gale warning in effect.
Wind south 25 knots increasing to south 35 this morning then backing to east 35 this afternoon except west 25 over southern sections. Wind diminishing to northeast 30 overnight then backing to north 25 Saturday evening.
Snow or rain ending this evening. Visibility as low as 1 mile in precipitation.
Temperatures near zero.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 3 April 2025 Today Tonight and FridayIce Edge
Ice edge estimated from Newfoundland near 4842N 5305W to 5012N 4758Wto 5441N 5101W to 5658N 5641W to 5954N 5850W to 6158N 5721W then
northeastward. Sea ice north then west of the ice edge.
Ice Coverage
Bergy water.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 3 April 2025 Today Tonight and FridayIce Edge
Ice edge estimated from Newfoundland near 4842N 5305W to 5012N 4758Wto 5441N 5101W to 5658N 5641W to 5954N 5850W to 6158N 5721W then
northeastward. Sea ice north then west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 2:30 PM EDT 3 April 2025Iceberg Limit
Iceberg limit at 0000 UTC 3 Apr estimated from Newfoundland near4658N 5404W to 4410N 5055W to 4410N 4620W to 4655N 4040W to 5230N
4450W to 5610N 4930W to 5900N 5620W to 6135N 5510W to 5900N 4735W
then eastwards.
Western iceberg limit at 0000 UTC 3 Apr estimated from Quebec near
5019N 6230W to 4855N 6100W to Newfoundland near 4740N 5916W.
Iceberg Count
No confirmed icebergs except less than 10 icebergs north of theiceberg limit.
Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 3 April 2025Iceberg Limit
Iceberg limit at 0000 UTC 3 Apr estimated from Newfoundland near4658N 5404W to 4410N 5055W to 4410N 4620W to 4655N 4040W to 5230N
4450W to 5610N 4930W to 5900N 5620W to 6135N 5510W to 5900N 4735W
then eastwards.
Western iceberg limit at 0000 UTC 3 Apr estimated from Quebec near
5019N 6230W to 4855N 6100W to Newfoundland near 4740N 5916W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
Warnings (In effect)
Gale warning in effect
Southwestern Grand Banks
Issued 03:00 AM NDT 04 April 2025'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 4 April 2025 Today Tonight and Saturday At 3:00 a.m. NDT today low 1006 mb located over the Maritimes.By 3:00 a.m. NDT Saturday low 990 mb located southeast of the
Grand Banks.
At 3:00 a.m. NDT today ridge located east of Newfoundland.
By 3:30 p.m. NDT today dissipating ridge located on a line
northwest-southeast over Belle Isle Bank.
At 3:00 a.m. NDT Saturday approaching high 1032 mb located over
Quebec.
Marine Weather Statement
Issued 2:41 AM NDT 4 April 2025 A low pressure system over the Maritimes will deepen as it crossesthe Grand Banks today before moving off to the east tonight. Strong
to gale force southeasterlies expected ahead of the low will shift to
strong to gale force northerly after it passes.
Marine interests are advised that gale warnings are in effect for
Funk Island Bank and the Grand Banks.
Marine interests are also advised that a freezing spray warnings is
in effect for Northeast Coast.
Atlantic - Maritimes Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- 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 - northeastern half
- Gulf - Magdalen - southwestern half
- 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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