Southwestern Grand Banks
Forecast
Marine Forecast
Issued 03:00 AM NDT 12 June 2025
Today Tonight and Friday.
Wind southwest 15 knots increasing to southwest 20 near midnight then veering to west 15 to 20 Friday morning.
Fog banks dissipating this afternoon. Fog patches forming near midnight.
Waves
Issued 06:00 AM NDT 12 June 2025
Today Tonight and Friday.
Seas 2 metres.
Extended Forecast
Issued 03:00 AM NDT 12 June 2025
Saturday
Wind northwest 15 to 20 knots diminishing to
light in the afternoon.
Sunday
Wind variable 10 to 15 knots.
Monday
Wind variable 10 to 15 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 11 June 2025 Today Tonight and ThursdayIce Edge
First ice edge estimated from Labrador near 5422N 5751W to Labrador near 5413N 5748W. Sea ice east of the ice edge.Second ice edge estimated from Labrador near 5335N 5602W to 5315N 5307W to 5447N 5303W to 5650N 5714W to 5858N 5841W to 6200N 5950W 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 11 June 2025 Today Tonight and ThursdayIce Edge
First ice edge estimated from Labrador near 5422N 5751W to Labrador near 5413N 5748W. Sea ice east of the ice edge.Second ice edge estimated from Labrador near 5335N 5602W to 5315N 5307W to 5447N 5303W to 5650N 5714W to 5858N 5841W to 6200N 5950W 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 11 June 2025Iceberg Limit
Iceberg limit at 0000 UTC 12 Jun estimated from Newfoundland near 4655N 5545W to 4315N 5430W to 4315N 4415W to 4735N 4100W to 5220N 4700W to 5745N 5405W then eastward.Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of the iceberg limit.Iceberg Bulletin
Tail of the Grand Banks
Issued 2:30 PM EDT 11 June 2025Iceberg Limit
Iceberg limit at 0000 UTC 12 Jun estimated from Newfoundland near 4655N 5545W to 4315N 5430W to 4315N 4415W to 4735N 4100W to 5220N 4700W to 5745N 5405W then eastward.Iceberg Count
Forecasts available to mariners upon request.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM NDT 12 June 2025 Today Tonight and Friday At 3:00 a.m. NDT today trough located over Funk Island Bank.By 10:00 a.m. NDT today departing trough located east of the
Marine District.
At 3:00 a.m. NDT today trough located on a line northeast-southwest
over the St. Lawrence River.
By 3:00 a.m. NDT Friday trough located on a line northeast-southwest
over the Great Northern Peninsula.
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 - northeastern half
- Gulf - Magdalen - southwestern half
- Gulf - Port au Port
- Lake Melville
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