Web alarm clock for 7:18 p.m.
You are getting ready early for the last ferry between the islands, using 7:18 pm as the point when final preparations should begin. Set the alarm now so you still have time to gather your bag, confirm the pier, and arrange the ride there before 8:00 pm. That leaves your departure less exposed to an overlooked task.
Your ferry plan needs a signal you already recognise, not one you hear for the first time while rushing out. After setting 7:18 pm, run a quick test at a nearby time and keep the sound level suitable for the room where you will wait. A browser alarm cannot alert you after its page is closed or your phone goes to sleep, so the last ferry should also be backed by the phone’s built-in alarm.
While checking ferry details in the evening, keep the screen only bright enough to read clearly under the room light. A glaring display can make small route notes and pier names harder to scan comfortably, while a very dim one may hide them. At 7:18 pm, enlarge the text if needed, finish the check, and put the phone somewhere the alarm remains easy to hear.