Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NDT 23 April 2025
Today Tonight and Thursday.
Wind variable 10 to 15 knots increasing to southeast 15 to 20 this afternoon except southwest 25 over southern sections. Wind becoming variable 10 to 15 near midnight except southwest 25 over southern sections. Wind becoming west 15 to 20 Thursday morning.
Periods of rain this afternoon tonight and Thursday morning. Fog banks forming this evening and dissipating Thursday morning.
Waves
Issued 06:00 AM NDT 23 April 2025
Today Tonight and Thursday.
Seas 2 to 3 metres.
Extended Forecast
Issued 03:00 AM NDT 23 April 2025
Friday
Wind north 15 to 20 knots diminishing to light
in the afternoon.
Saturday
Wind light.
Sunday
Wind southeast 25 knots increasing to south
35.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 22 April 2025 Today Tonight and WednesdayIce Edge
Ice edge estimated from Newfoundland near 4915N 5328W to 5130N 5033Wto 5343N 5022W to 5526N 5139W to 5701N 5617W to 6133N 5909W to 6200N
5851W 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 22 April 2025 Today Tonight and WednesdayIce Edge
Ice edge estimated from Newfoundland near 4915N 5328W to 5130N 5033Wto 5343N 5022W to 5526N 5139W to 5701N 5617W to 6133N 5909W to 6200N
5851W 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 22 April 2025Iceberg Limit
Iceberg limit at 0000 UTC 22 Apr estimated from Newfoundland near4731N 5444W to 4125N 5145W to 4155N 4755W to 4725N 3630W to 5415N
4450W to 5915N 5605W to 6035N 5500W to 5900N 4930W then eastwards.
Western iceberg limit at 0000 UTC 22 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.
Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of theiceberg limit.
Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 22 April 2025Iceberg Limit
Iceberg limit at 0000 UTC 22 Apr estimated from Newfoundland near4731N 5444W to 4125N 5145W to 4155N 4755W to 4725N 3630W to 5415N
4450W to 5915N 5605W to 6035N 5500W to 5900N 4930W then eastwards.
Western iceberg limit at 0000 UTC 22 Apr estimated from Quebec near
5020N 6115W to Newfoundland near 4805N 5845W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM NDT 22 April 2025 Tonight and Wednesday At 8:00 p.m. NDT tonight low 984 mb located east of the MarineDistrict.
By 10:00 a.m. NDT Wednesday departing low 990 mb located east of
the Marine District.
At 8:00 p.m. NDT tonight ridge located on a line north-south over
Cabot Strait.
By 8:00 p.m. NDT Wednesday ridge located on a line
northwest-southeast over the northern Grand Banks.
At 3:00 a.m. NDT Wednesday approaching low 1011 mb located over
Quebec.
Marine Weather Statement
Issued 2:46 AM NDT 23 April 2025 A low pressure system east of the marine district will depart thismorning. Strong to gale force north to northwesterly winds in the
wake of the low will diminish as the low continues out to sea.
Marine interests are advised that gale warnings are in effect for
Belle Isle Bank, Funk Island Bank, and Northern 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 - eastern half
- Eastern Shore - western half
- 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 - 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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