Southwestern Shore
Forecast
Marine Forecast
Issued 03:00 AM ADT 16 May 2026
Today Tonight and Sunday.
Strong wind warning in effect.
Wind northerly 15 knots increasing to west 20 early this morning then backing to southwest 25 this afternoon. Wind veering to west 20 Sunday evening.
Scattered showers and fog patches ending this morning.
Waves
Issued 05:00 AM ADT 16 May 2026
Today Tonight and Sunday.
Seas 2 to 3 metres subsiding to 1 to 2 Sunday
evening.
Extended Forecast
Issued 03:00 AM ADT 16 May 2026
Monday
Wind northwest 15 knots becoming variable 10 to
15 in the afternoon.
Tuesday
Wind southwest 20 knots.
Wednesday
Wind southwest 20 knots.
Ice Forecast
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Weather Conditions
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Ice Conditions
Ice Forecasts
Issued 10:00 AM EDT 15 May 2026 Today Tonight and SaturdayIce Edge
Ice edge estimated from Quebec near 5108N 5835W to 5104N 5812W to5116N 5738W to Quebec near 5125N 5736W. Sea ice north of the ice
edge.
Ice Coverage
Ice free.
Iceberg Bulletin
Issued 6:12 PM EDT 15 May 2026Iceberg Limit
Iceberg limit at 0000 UTC 16 May estimated from Newfoundland near4700N 5520W to 4230N 5000W to 4230N 4800W to 4400N 4600W to 4800N
4345W to 5310N 4635W to 5550N 5010W to 5900N 5500W to 5955N 5310W to
5840N 4800W then northeastward.
Iceberg Count
No confirmed icebergs.Warnings
Warnings (In effect)
Strong wind warning in effect
Southwestern Shore
Issued 03:00 AM ADT 16 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 16 May 2026 Today Tonight and Sunday At 3:00 a.m. ADT today low 998 mb located east of Cape BretonIsland.
By 3:30 p.m. ADT today departing low 990 mb located northeast
of Newfoundland.
At 10:00 a.m. ADT today ridge located southwest of the Marine
District.
By 10:00 a.m. ADT Sunday ridge located south of the Marine District.
At 3:00 a.m. ADT Sunday trough located over the St. Lawrence River.
By 8:00 p.m. ADT Sunday trough located over Newfoundland.
Marine Weather Statement
Issued 2:42 AM ADT 16 May 2026 A low pressure system east of Cape Breton will continue trackingnortheastward to lie northeast of Newfoundland by this afternoon.
Winds will increase to gale force westerly winds in its wake.
Winds will subside this evening as the low departs the region.
A trough of low pressure will crossed the marine district on Sunday.
Strong southwesterlies ahead of the trough with increase to strong to
gale force northwesterlies in its wake.
Marine interests are advised that gale warnings are in effect for
Banquereau - southern half, Laurentian Fan, Gulf - Magdalen -
northeastern half, and Anticosti.
Atlantic - Maritimes Area
- Anticosti - eastern half
- Anticosti - western half
- Banquereau - northern half
- Banquereau - southern half
- Bras d'Or Lakes
- Browns Bank
- Cabot Strait
- Chaleur - Miscou - eastern half
- Chaleur - Miscou - western half
- Eastern Shore
- East Coast - Cape St. Francis and south
- East Scotian Slope
- 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
- 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
- Southeastern Grand Banks
- Southwestern Grand Banks
- Southwestern Shore
- Southwest Coast
- South Coast
- Tadoussac to Pointe à Michel
- West Scotian Slope
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