Issued 03:30 PM AST 04 February 2023
Tonight and Sunday.
Storm warning in effect.
Wind northwest 40 to 50 knots with gusts to 65 in the Honguedo Strait. Wind becoming northwest 50 early this evening then diminishing to northwest 40 late this evening. Wind diminishing to northwest 25 late overnight and to southwest 15 early Sunday morning. Wind increasing to southwest 20 late Sunday morning then diminishing to light early Sunday afternoon.
Periods of snow ending near noon Sunday. Visibility 1 mile or less in snow.
Freezing spray warning in effect.
Severe freezing spray ending Sunday afternoon.
Temperatures minus 13 rising to minus 8 Sunday evening.
Strong wind warning program has ended for the season.
Anticosti - northern half
Anticosti - southern half
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Ice ForecastsIssued 10:00 AM EST 4 February 2023 Today Tonight and Sunday
Ice EdgeFirst ice edge estimated from New Brunswick near 4538N 6452W to
4515N 6500W to Nova Scotia near 4515N 6427W. Sea ice northeast of
the ice edge.
Second ice edge estimated from Nova Scotia near 4543N 6215W to 4635N
6150W to 4650N 6339W to 4800N 6300W to 4900N 6330W to 4845N 6130W to
5045N 5740W to 4815N 5945W to 4722N 5923W to Newfoundland near 4729N
5610W. Sea ice west then northeast of the ice edge.
Third ice edge estimated from 4658N 6157W to 4713N 6215W to 4753N
6129W to 4738N 6105W to 4658N 6157W. Sea ice within the ice edge.
1 tenth grey ice except 5 tenths grey ice along parts of the Quebec
Iceberg BulletinIssued 1:30 PM EST 4 February 2023
Iceberg LimitIceberg limit at 0000 UTC 5 Feb estimated from Newfoundland near
5025N 5635W to 4905N 4815W to 5045N 4720W to 5830N 5550W to 6005N
5015W to 5740N 4610W then eastwards.
Western iceberg limit at 0000 UTC 5 Feb estimated from Quebec near
5110N 5845W to Newfoundland near 5022N 5725W.
Iceberg CountNo confirmed icebergs.
Warnings (In effect)
AnticostiIssued 3:30 PM AST 04 February 2023
'Storm' force winds of 48 to 63 knots are occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
AnticostiIssued 3:30 PM AST 04 February 2023
Moderate or severe freezing spray is occurring or expected to occur in this marine area. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.
Technical Marine SynopsisIssued 3:30 PM AST 4 February 2023 Tonight and Sunday At 3:30 p.m. AST today low 950 mb located north of Newfoundland.
By 10:00 a.m. AST Sunday low 965 mb located east of Labrador Sea.
At 3:30 p.m. AST today ridge located on a line north-south over
By 8:00 p.m. AST Sunday trough located east of the Marine District.
At 8:00 p.m. AST Sunday approaching trough located on a line
northeast-southwest over Quebec.
Marine Weather StatementIssued 3:18 PM AST 4 February 2023 An intense low pressure system north of Newfoundland will slowly
Move eastward tonight and Sunday. Gale to storm force west to
northwest winds will gradually diminish as the low moves away.
Late on Sunday a trough will approach from the west and give strong
to possibly gale force southerlies over southeastern waters.
An extremely cold airmass sitting over the region combined with the
gale to storm force winds are keeping moderate to severe freezing
spray throughout the marine district. Conditions are expected to
improve tonight and Sunday as the cold air moves away and winds
Marine interests are advised that storm warnings are in effect for
Banquereau - northern half, Cabot Strait, Gulf - Magdalen,
Chaleur - Miscou and Anticosti. Gale warnings are in effect for
All remaining waters. Freezing spray warnings are in effect for
St. Lawrence - St. Lawrence River Area
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Cornwall to Montréal
- Donnacona to Beauport
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- L'Isle-aux-Coudres to Tadoussac
- Montréal to Trois-Rivières
- Northumberland Strait - western half
- Pointe à Michel to Pointe-des-Monts
- Pointe-des-Monts to Anticosti - northern half
- Pointe-des-Monts to Anticosti - southern half
- Richelieu River and Northern Lake Champlain
- Saguenay to Tadoussac
- Tadoussac to Pointe à Michel
- Trois-Rivières to Donnacona
- Arctic - Eastern Arctic
- Arctic - Western Arctic
- Atlantic - Labrador
- Atlantic - Maritimes
- Atlantic - Newfoundland
- Great Lakes - Lake Erie and Lake Ontario
- Great Lakes - Lake Huron
- Great Lakes - Lake Superior
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