Computing tides…
Tide predictions computed from published UKHO Admiralty Tide Table harmonic constants (M2, S2, N2, K2, K1, O1). Accuracy ≈ ±15 min. Not for navigation. All times in UK local time (BST). French local time is CEST (UTC+2) in summer — add 1 hour for Calais / Dunkirk local time. Official tide tables: tidetimes.org.uk · Admiralty EasyTide