Marine Forecast
Issued 08:00 PM ADT 04 August 2026
Tonight and Wednesday.
Wind westerly 15 to 20 knots increasing to westerly 20 to 25
late overnight. Wind westerly 20 to 25 Wednesday.
Scattered showers and fog patches ending near midnight with
a risk of thunderstorms.
Winds
Issued 08:00 PM ADT 04 August 2026
Tonight and Wednesday.
Wind westerly 15 to 20 knots increasing to westerly 20 to 25
late overnight. Wind westerly 20 to 25 Wednesday.
Waves
Issued 05:00 PM ADT 04 August 2026
Tonight and Wednesday.
Seas 2 to 3 metres.
Weather & Visibility
Issued 08:00 PM ADT 04 August 2026
Tonight and Wednesday.
Scattered showers and fog patches ending near midnight with
a risk of thunderstorms.
Ice ForecastsIssued 10:00 AM EDT 19 May 2026 Forecasts have ended for the season. Iceberg BulletinIssued 2:30 PM EDT 4 August 2026 Iceberg LimitIceberg limit at 0000 UTC 5 Aug estimated from Newfoundland near 4830N 5310W to 5010N 5100W to 5800N 5300W to 6020N 5200W to 5840N 4500W then eastward.Iceberg CountNo confirmed icebergs.
No watches or warnings in effect.
Technical Marine SynopsisIssued 8:00 PM ADT 4 August 2026 Tonight and Wednesday At 8:00 p.m. ADT tonight trough located from Newfoundland to Laurentian Fan. By 3:00 a.m. ADT Wednesday trough located east of the Marine District.
At 8:00 p.m. ADT tonight quasi-stationary ridge located over New England.
Marine Weather StatementIssued 7:21 PM ADT 4 August 2026 A trough of low pressure will continue to track eastward across the marine district tonight. Strong to gale force westerly winds are forecast in the wake of the trough.
Marine interests are advised that a gale warnings is in effect for Anticosti.
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