The following tables give tidal predictions of high waters at London Bridge during 1978, showing the times and the heights. Time zone – Greenwich Mean Time, 24 hour system.
Datum of predictions – 3.20 metres below Ord-nance datum (Newlyn).
British summer time commences 19th March and ends 29th October 1978.
Under each month, the date is given in the first column, followed by the day of the week (abbreviated as Sun, Sunday; M, Monday; Tu, Tuesday; W, Wednesday; Th, Thursday; F, Friday; Sat, Saturday). The next two columns give firstly the time, in hours and minutes, in the morning and the height of the tide, in metres. The last two columns give the time, in hours and minutes, in the afternoon and the height of the tide in metres.