Southwestern Grand Banks
Forecast
Marine Forecast
Issued 08:00 PM NDT 20 April 2021
Tonight and Wednesday.
Wind northwest 20 knots tonight and Wednesday.
Waves
Issued 06:00 PM NDT 20 April 2021
Tonight and Wednesday.
Seas 2 to 3 metres subsiding to 2 near noon
Wednesday.
Extended Forecast
Issued 03:30 PM NDT 20 April 2021
Thursday
Wind south 15 knots increasing to southeast
35 to 45 in the afternoon.
Friday
Wind variable 15 to 20 knots.
Saturday
Wind southwest 15 knots.
Ice Forecast
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Ice Conditions
Ice Forecasts
Southwestern Grand Banks
Issued 10:00 AM EDT 20 April 2021 Today Tonight and WednesdayIce Edge
First ice edge estimated from Labrador near 5131N 5647W toNewfoundland near 5122N 5638W. Sea ice east of the ice edge.
Second ice edge estimated from Newfoundland near 5000N 5552W to
5056N 5455W to 5433N 5235W to 5531N 5332W to 5632N 5601W to 5803N
5731W then northeastward. Sea ice west of the ice edge.
Ice Coverage
Ice free.
Ice Forecasts
Tail of the Grand Banks
Issued 10:00 AM EDT 20 April 2021 Today Tonight and WednesdayIce Edge
First ice edge estimated from Labrador near 5131N 5647W toNewfoundland near 5122N 5638W. Sea ice east of the ice edge.
Second ice edge estimated from Newfoundland near 5000N 5552W to
5056N 5455W to 5433N 5235W to 5531N 5332W to 5632N 5601W to 5803N
5731W then northeastward. Sea ice west of the ice edge.
Ice Coverage
Forecasts available to mariners upon request.
Iceberg Bulletin
Southwestern Grand Banks
Issued 2:30 PM EDT 20 April 2021Iceberg Limit
Iceberg limit at 0000 UTC 21 Apr estimated from Newfoundland near4736N 5241W to 4805N 5135W to 5400N 5040W to 5500N 5100W to 6000N
5800W to 6050N 5315W to 5715N 4535W then eastwards.
Western iceberg limit at 0000 UTC 21 Apr estimated from Quebec near
5016N 6058W to Newfoundland near 4845N 5830W.
Iceberg Count
No confirmed icebergs.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 20 April 2021Iceberg Limit
Iceberg limit at 0000 UTC 21 Apr estimated from Newfoundland near4736N 5241W to 4805N 5135W to 5400N 5040W to 5500N 5100W to 6000N
5800W to 6050N 5315W to 5715N 4535W then eastwards.
Western iceberg limit at 0000 UTC 21 Apr estimated from Quebec near
5016N 6058W to Newfoundland near 4845N 5830W.
Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM NDT 20 April 2021 Tonight and Wednesday At 8:00 p.m. NDT tonight low 989 mb located east of Funk IslandBank.
By 10:00 a.m. NDT Wednesday departing low 987 mb located east of
Funk Island Bank.
At 8:00 p.m. NDT tonight ridge located on a line north-south over
the Gulf of St. Lawrence.
By 3:00 a.m. NDT Wednesday quasi-stationary ridge located on a
line northwest-southeast over the Gulf of St. Lawrence.
Marine Weather Statement
Issued 7:47 PM NDT 20 April 2021 Marine interests are advised that all gale warnings have ended.
Atlantic - Newfoundland Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau
- Belle Isle Bank
- Bras d'Or Lakes
- Cabot Strait
- Chaleur - Miscou
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Coast - north of Cape St. Francis
- Fourchu
- Funk Island Bank
- Gulf - Magdalen
- Gulf - Port au Port
- Lake Melville
- Laurentian Fan
- Mid Labrador Coast
- Northeast Coast - Cape St. John and south
- Northeast Coast - north of Cape St. John
- Northeast Gulf
- Northern Grand Banks
- Northumberland Strait
- Sable
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwest Coast
- South Coast
- South Labrador Coast
- South Labrador Sea - northwestern half
- South Labrador Sea - southeastern half
- Strait of Belle Isle - eastern half
- Strait of Belle Isle - western half
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