A learning and operational aid for predicting the state of tide at a destination haven. This version is specific to European Waters. The program enables Standard and Secondary Port data to be entered from tide tables. The user can then see the state of tide at his/her ETA. Includes graphic chart for next ten hours, large running count-down to arrival and an audible alarm set off when predicted level is below desired depth below keel.Requires the VB 4.0 Runtimes.