Anticosti - western half
Forecast
Marine Forecast
Issued 08:00 PM ADT 11 April 2021
Tonight and Monday.
Wind northeast 25 to 30 knots tonight. Wind northeasterly 20 to 25 Monday.
Showers this evening.
Strong wind warning program has ended for the season.
Waves
Issued 05:00 PM ADT 11 April 2021
Tonight and Monday.
Seas 1 to 2 metres.
Extended Forecast
Issued 03:30 PM ADT 11 April 2021
Tuesday
Wind northeast 25 to 35 knots diminishing to
northeast 15 to 25 late in the day.
Wednesday
Wind northerly 15 to 20 knots.
Thursday
Wind northeasterly 20 knots.
Ice Forecast
Issued 10:00 AM EDT 11 April 2021 Today Tonight and Monday Open water except consolidated first-year ice in bays along the
Quebec coast in the eastern section.
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 11 April 2021 Today Tonight and MondayIce Edge
First ice edge estimated from Nova Scotia near 4544N 6242W to 4631N6147W to 4643N 6336W to Quebec near 4845N 6410W. Sea ice west and
south of the ice edge.
Second ice edge estimated from Quebec near 5005N 6146W to 4954N
6000W to 5107N 5741W to Newfoundland near 5022N 5732W. Sea ice east
and north of the ice edge.
Ice Coverage
Open water except consolidated first-year ice in bays along the
Quebec coast in the eastern section.
Iceberg Bulletin
Issued 2:30 PM EDT 11 April 2021Iceberg Limit
Iceberg limit at 0000 UTC 12 Apr estimated from Newfoundland near4735N 5243W to 4740N 5045W to 5120N 4835W to 5500N 5100W to 6000N
5830W to 6030N 5150W then eastwards.
Western iceberg limit at 0000 UTC 12 Apr estimated from the Labrador
coast near 5126N 5701W to Newfoundland near 5102N 5654W.
Iceberg Count
No confirmed icebergs.Warnings
No watches or warnings in effect.
Synopsis
Technical Marine Synopsis
Issued 8:00 PM ADT 11 April 2021 Tonight and Monday At 8:00 p.m. ADT tonight weakening ridge located over thesouthwestern Marine District.
At 8:00 p.m. ADT tonight low 998 mb located over Banquereau.
By 10:00 a.m. ADT Monday low 1000 mb located south of Laurentian
Fan.
Marine Weather Statement
Issued 7:23 PM ADT 11 April 2021 A low pressure system over Banquereau will move to lie south ofLaurentian Fan Monday morning. Strong to gale force northeasterly
winds are expected north of the low.
Marine interests are advised that gale warnings are in effect for
Gulf-Magdalen - northeastern half and Anticosti - eastern half.
St. Lawrence - St. Lawrence River Area
- Anticosti - eastern half
- Anticosti - western half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - northeastern half
- Gulf - Magdalen - southwestern half
- Kingston to Cornwall
- Lake Memphrémagog - northern half
- Lake Nipissing
- Lake Saint-Jean
- Lurcher
- 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
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