Marine Forecast
Issued 03:30 PM AST 06 December 2025
Tonight and Sunday.
Wind northerly 20 knots backing to northwest 15 late overnight
then diminishing to light Sunday afternoon.
Showers ending Sunday morning. Showers Sunday
evening.
Winds
Issued 03:30 PM AST 06 December 2025
Tonight and Sunday.
Wind northerly 20 knots backing to northwest 15 late overnight
then diminishing to light Sunday afternoon.
Waves
Issued 05:00 PM AST 06 December 2025
Georges Bank - northern half
Tonight and Sunday.
Seas 1 to 2 metres.
Georges Bank - southern half
Tonight and Sunday.
Seas 1 to 2 metres building to 2 to 3 this evening then subsiding
to 1 to 2 near noon Sunday.
Weather & Visibility
Issued 03:30 PM AST 06 December 2025
Tonight and Sunday.
Showers ending Sunday morning. Showers Sunday
evening.
Ice ForecastsIssued 10:00 AM EST 6 December 2025 Today Tonight and Sunday Ice EdgeFirst ice edge estimated from New Brunswick near 4511N 6609W to 4508N 6549W to 4518N 6513W to Nova Scotia near 4510N 6445W. Sea ice northeast of the ice edge.
Second ice edge estimated from Nova Scotia near 4546N 6254W to 4558N 6310W to Prince Edward Island near 4558N 6250W. Sea ice west of the ice edge.
Third ice edge estimated from 4723N 6136W to 4738N 6112W to 4744N 6124W to 4734N 6159W to 4706N 6212W to 4706N 6147W to 4723N 6136W. Sea ice within the ice edge.
Fourth ice edge estimated from Prince Edward Island near 4630N 6319W to 4741N 6431W to 4827N 6402W to 4904N 6404W to 4925N 6516W to 4916N 6703W to 4956N 6635W to Anticosti Island near 4924N 6336W. Sea ice west then north of the ice edge.
Fifth ice edge estimated from Anticosti Island near 4949N 6317W to 4946N 5954W to Quebec near 5125N 5736W. Sea ice north of the ice edge.
Iceberg BulletinIssued 1:30 PM EST 6 December 2025 Iceberg LimitIceberg limit at 0000 UTC 7 Dec estimated from Newfoundland near 4830N 5310W to 4900N 4815W to 5000N 4700W to 5100N 4730W to 5945N 5730W to 6120N 5340W then eastward.Iceberg CountNo confirmed icebergs.
No watches or warnings in effect.
Technical Marine SynopsisIssued 3:30 PM AST 6 December 2025 Tonight and Sunday At 3:30 p.m. AST today low 1003 mb located south of West Scotian Slope. By 10:00 a.m. AST Sunday departing low 990 mb located southeast of Laurentian Fan.
At 3:00 a.m. AST Sunday low 1004 mb located near the St. Lawrence River. By 3:30 p.m. AST Sunday low 1000 mb located over the northeastern Gulf of St. Lawrence.
At 3:30 p.m. AST today ridge located over the eastern Marine District. By 3:00 a.m. AST Sunday dissipating ridge located over the eastern Marine District.
Marine Weather StatementIssued 3:22 PM AST 6 December 2025 Marine interests are advised that freezing spray warnings are in effect for Gulf-Magdalen - northeastern half, Chaleur-Miscou, and Anticosti.
Higher than normal water levels are expected at high tide late this afternoon for Chaleur - Miscou.
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