Marine Forecast
Issued 03:00 AM AST 06 December 2025
Today Tonight and Sunday.
Wind west 25 knots diminishing to west 15 to 20 early this
morning and to light this afternoon. Wind becoming southwest 15 Sunday morning
then veering to northwest 15 Sunday evening.
Temperatures minus 3 rising to plus 5 Sunday
afternoon.
Strong wind warning program has ended for the season.
Winds
Issued 03:00 AM AST 06 December 2025
Today Tonight and Sunday.
Wind west 25 knots diminishing to west 15 to 20 early this
morning and to light this afternoon. Wind becoming southwest 15 Sunday morning
then veering to northwest 15 Sunday evening.
Strong wind warning program has ended for the season.
Waves
Issued 05:00 PM AST 05 December 2025
Tonight and Saturday.
Seas 3 to 5 metres subsiding to 2 to 3 late overnight and to 1 to
2 late Saturday morning. Seas subsiding to 1 or less Saturday
evening.
Air temperature
Issued 03:00 AM AST 06 December 2025
Today Tonight and Sunday.
Temperatures minus 3 rising to plus 5 Sunday
afternoon.
Ice Forecasts
Issued 10:00 AM EST 5 December 2025 Today Tonight and Saturday Ice Edge
First ice edge estimated from New Brunswick near 4705N 6450W to
4758N 6416W to Gaspe Peninsula near 4830N 6413W. Sea ice east of the
ice edge.
Second ice edge estimated from Gaspe Peninsula near 4856N 6712W to
4956N 6635W to 4958N 6014W to Quebec near 5125N 5737W. Sea ice north
of the ice edge.
Iceberg Bulletin
Issued 1:30 PM EST 5 December 2025 Iceberg Limit
Iceberg limit at 0000 UTC 6 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 Count
No confirmed icebergs.
Warnings (Ended)
Eastern Shore - eastern half
Issued 03:00 AM AST 06 December 2025
Technical Marine Synopsis
Issued 3:00 AM AST 6 December 2025 Today Tonight and Sunday At 3:00 a.m. AST today departing low 960 mb located northeast
of Newfoundland.
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 3:00 a.m. AST today ridge located over the western Marine
District.
By 8:00 p.m. AST tonight ridge located over the eastern Marine
District.
Marine Weather Statement
Issued 3:09 AM AST 6 December 2025 An intense low pressure system northeast of Newfoundland will
continue to move eastward, farther away from the marine district
today. A ridge of high pressure over western waters will move to lie
over the eastern marine district by this evening. Gale force
northwesterlies over eastern waters will diminish today.
Marine interests are advised that gale warnings are in effect for
Laurentian Fan - northeastern half, Banquereau and Cabot Strait.
Marine interests are also advised that freezing spray warnings are in
effect for Cabot Strait, Gulf-Magdalen, Chaleur-Miscou and Anticosti.