Cowes Harbour Handbook 2019-2020 2019-2020 - Page 86

TIDE TABLES Cowes tide tables 2019–2020 The following pages contain the official tide tables for Cowes, as supplied by the UK Hydrographic Office (UKHO). High Water (HW) times given in the Admiralty tide tables now correspond to the beginning of the HW period in Cowes. From 1st January 2018 onwards, tidal predictions for Cowes have been based on a tidal curve specific to the harbour. This revised methodology enables the UKHO to predict the times and heights for Cowes more accurately. RISE AND FALL OF THE TIDE AT COWES 4.0 M prings nS a e n Neaps Mea 3.0 2.0 Heights are in metres above Chart Datum Times are referred to LOW WATER at Cowes 1.0 4 Hours before LW 3 2 1 LW 1 2 Hours after LW 3 4 5 6 7 C.D. TIDAL LEVELS REFERRED TO DATUM OF SOUNDINGS Place Cowes Folly Inn Newport Lat Long Heights in metres above datum N W MHWS MHWN MLWN MLWS 50°46’ 50°44’ 50°42’ 1°18’ 1°17’ 1°17’ 4.2 4.1 4.1 3.5 3.4 3.4 1.8 1.8 2.0 0.8 1.0 1.6 Datum and remarks 2.59m below Ordnance Datum (Newlyn) 2.59m below Ordnance Datum (Newlyn) 2.59m below Ordnance Datum (Newlyn) ©Crown Copyright and/or database rights. Reproduced by permission of the Controllor of Her Majesty’s Stationery Office and the UK Hydrographic Office ukho.gov.uk 86 COWESHARBOURCOMMISSION.CO.UK