Anticosti - western half
Forecast
Marine Forecast
Issued 03:00 AM ADT 12 May 2026
Today Tonight and Wednesday.
Strong wind warning in effect.
Wind westerly 15 knots increasing to northwest 25 this afternoon then diminishing to north 15 after midnight. Wind increasing to westerly 20 to 25 Wednesday morning.
Waves
Issued 05:00 AM ADT 12 May 2026
Today Tonight and Wednesday.
Seas 1 metre or less building to 1 to 2 this afternoon then
subsiding to 1 or less Wednesday morning. Seas building to 1 to 2 near noon
Wednesday.
Extended Forecast
Issued 03:00 AM ADT 12 May 2026
Thursday
Wind west 20 knots backing to southerly 15 in
the morning.
Friday
Wind southerly 15 knots.
Saturday
Wind variable 10 to 15 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 11 May 2026 Today Tonight and TuesdayIce Edge
Ice edge estimated from Quebec near 5016N 6251W to 4956N 6207W to4956N 5959W to 5116N 5738W to Quebec near 5125N 5736W. Sea ice north
of the ice edge.
Ice Coverage
Open water.
Iceberg Bulletin
Issued 2:49 PM EDT 11 May 2026Iceberg Limit
Iceberg limit at 0000 UTC 12 May estimated from Newfoundland near4655N 5545W to 4125N 5045W to 4135N 4645W to 4735N 4420W to 5310N
4705W to 5550N 5010W to 5900N 5500W then eastward.
Iceberg Count
No confirmed icebergs except less than 10 icebergs northeast of thewestern iceberg limit.
Warnings
Warnings (In effect)
Strong wind warning in effect
Anticosti - western half
Issued 03:00 AM ADT 12 May 2026'Strong' winds of 20 to 33 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.
Synopsis
Technical Marine Synopsis
Issued 3:00 AM ADT 12 May 2026 Today Tonight and Wednesday At 3:00 a.m. ADT today deepening low 1008 mb located over EastScotian Slope.
By 3:30 p.m. ADT today low 1002 mb located over northern Banquereau.
At 3:30 p.m. ADT Wednesday departing low 988 mb located north
of Newfoundland.
At 8:00 p.m. ADT tonight ridge located west of the Marine District.
By 8:00 p.m. ADT Wednesday ridge located from the Gaspe Peninsula
to West Scotian Slope.
Marine Weather Statement
Issued 2:47 AM ADT 12 May 2026 A developing low pressure system over East Scotian Slope this morningwill move north to lie over Northern Banquereau by this afternoon.
Strong to gale force west to northwesterlies will develop later this
evening in the wake of the low.
Marine interests are advised that gale warnings are in effect for
Cabot Strait and Banquereau.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau - eastern half
- Banquereau - western half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait - northern half
- Cabot Strait - southern half
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- 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
- Gulf - Port au Port
- Halifax Harbour and Approaches
- LaHave Bank
- Laurentian Fan - eastern half
- Laurentian Fan - western half
- Lurcher
- L'Isle-aux-Coudres to Tadoussac
- Northumberland Strait - eastern half
- 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
- 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
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