Anticosti - southwestern half
Forecast
Marine Forecast
Issued 10:00 AM AST 20 February 2025
Today Tonight and Friday.
Wind northwest 15 to 20 knots veering to north 10 to 15 near midnight then increasing to north 15 to 20 early Friday morning. Wind backing to northwest 20 to 25 near noon Friday with gusts to 35 in the Honguedo Strait.
Freezing spray warning in effect.
Over open water freezing spray beginning near noon Friday.
Temperatures near minus 4.
Strong wind warning program has ended for the season.
Waves
Extended Forecast
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EST 19 February 2025 Today Tonight and ThursdayIce Edge
Ice edge estimated from 4417N 6722W to 4300N 6530W to 4549N 5830W to4717N 5836W to 4715N 5700W to 4630N 5630W to 4625N 5530W. Sea ice
north of the ice edge.
Ice Coverage
1 tenth grey ice except 9 tenths grey-white ice along parts of the
coast in the southwestern section. Consolidated first-year ice along
parts of the coast.
Iceberg Bulletin
Issued 2:21 PM EST 19 February 2025Iceberg Limit
Iceberg limit at 0000 UTC 20 Feb estimated from Newfoundland near5041N 5615W to 5009N 5420W to 5305N 4920W to 5915N 5815W to 6100N
5510W to 5830N 4645W then eastwards.
Western iceberg limit at 0000 UTC 20 Feb estimated from the Labrador
coast near 5150N 5617W to Newfoundland near 5124N 5618W.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Freezing spray warning in effect
Anticosti
Issued 10:00 AM AST 20 February 2025Moderate 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.
Synopsis
Technical Marine Synopsis
Issued 10:00 AM AST 20 February 2025 Today Tonight and Friday At 10:00 a.m. AST today ridge located over the southwestern MarineDistrict.
By 8:00 p.m. AST tonight weakening ridge located from the Grand
Banks to the Gulf of St. Lawrence.
At 3:30 p.m. AST today deepening low 992 mb located southwest of
the Marine District.
By 10:00 a.m. AST Friday low 966 mb located over Laurentian Fan.
Marine Weather Statement
Issued 9:50 AM AST 20 February 2025 A developing low pressure system will track northeastward today andintensify just south of the marine district tonight. The disturbance
will track across Laurentian Fan Friday morning to lie east of the
district in the afternoon.
Gale force northeasterly winds north of the low shift to gale to
storm force northerlies west of it. Storm to hurricane force
southwesterly winds are forecast over extreme southeastern waters
just south of the low.
Marine interests are advised that a hurricane force wind warning is
in effect for Laurentian Fan - southern half. Storm warnings are in
effect for East Scotian Slope and Laurentian Fan - northern half.
Gale warnings are in effect for Sable - eastern half and Banquereau -
southern half. Freezing spray warnings are in effect for eastern
shore - eastern half, Fourchu, Cabot Strait, Gulf-Magdalen,
Chaleur-Miscou and Anticosti.
St. Lawrence - St. Lawrence River Area
- Anticosti - northeastern half
- Anticosti - southwestern half
- Beauport to L'Isle-aux-Coudres
- Browns Bank
- Chaleur - Miscou
- Cornwall to Montréal
- Donnacona to Beauport
- Fundy
- Grand Manan
- Gulf - Magdalen - northern half
- Gulf - Magdalen - southern 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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