Laurentian Fan - northeastern half
Forecast
Marine Forecast
Issued 03:00 AM AST 06 December 2025
Today Tonight and Sunday.
Gale warning in effect.
Wind northwest 35 knots diminishing to northwest 25 this morning and to northwest 15 this afternoon. Wind diminishing to light this evening. Wind light Sunday.
Showers ending this morning.
Waves
Issued 05:00 AM AST 06 December 2025
Laurentian Fan - eastern half
Today Tonight and Sunday.
Seas 5 to 7 metres subsiding to 3 to 5 near noon and to 2 to 3
early this evening. Seas subsiding to 1 to 2 Sunday morning.
Laurentian Fan - western half
Today Tonight and Sunday.
Seas 4 to 6 metres subsiding to 3 to 4 late this morning and to 2
to 3 this afternoon. Seas subsiding to 1 to 2 this evening.
Extended Forecast
Issued 03:00 AM AST 06 December 2025
Monday
Wind southwest 25 knots increasing to west 35
in the afternoon.
Tuesday
Wind northwest 30 knots.
Wednesday
Wind west 25 knots increasing to southwest
35.
Ice Forecast
Stay connected
Weather Conditions
Zoom-in to make a selection
Legend:
Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 5 December 2025 Today Tonight and SaturdayIce Edge
First ice edge estimated from New Brunswick near 4705N 6450W to4758N 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.
Ice Coverage
Ice free.
Iceberg Bulletin
Issued 1:30 PM EST 5 December 2025Iceberg Limit
Iceberg limit at 0000 UTC 6 Dec estimated from Newfoundland near4830N 5310W to 4900N 4815W to 5000N 4700W to 5100N 4730W to 5945N
5730W to 6120N 5340W then eastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Gale warning in effect
Laurentian Fan - northeastern half
Issued 03:00 AM AST 06 December 2025'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Synopsis
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 northeastof 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 willcontinue 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.
Atlantic - Maritimes Area
- Anticosti - northwestern half
- Anticosti - southeastern half
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou
- Eastern Shore - eastern half
- Eastern Shore - western half
- East Coast - Cape St. Francis and south
- East Scotian Slope - eastern half
- East Scotian Slope - western half
- 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 - northeastern half
- Laurentian Fan - southwestern half
- 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
Another Region
- Date modified:

ATOM