Set the alarm clock for 4:38 pm

 

Leave this tab open — the alarm only rings while the tab stays open.

The alarm goes off in: ::
 
 

4:38 pm across the country

Sydney4:38 pm
Brisbane4:38 pm
Adelaide4:08 pm
Perth2:38 pm
Darwin4:08 pm

Times are worked out live in your browser, so daylight saving is already accounted for.

Online alarm clock for 4:38 pm

As you finish preparing the boat and head off, a 4:38 pm alarm can mark the moment to stop checking ropes, fuel and safety gear. It leaves enough afternoon light to put away loose equipment and note anything still needed, without letting the job drift towards 5:00 pm.

Boat preparation can end quietly or involve one last task that must not be missed, so the alarm tone should match the consequence. A gentle sound suits a calm pack-up nearby, while a more persistent tone makes sense if you may be in the shed or carrying gear to the ute. The volume can be tested before leaving. If the browser session ends or the computer falls asleep, the alarm may not sound, and the boat could remain unfinished for the morning departure.

Heading home at 4:38 pm may place the alert close to the household’s afternoon routine, when someone is studying, resting after work or settling young children. Keeping the phone nearby allows a moderate tone to do its job without carrying through every room. If the final boat check happens outside, vibration paired with sound can make the reminder noticeable while reducing the chance of startling other people in the house.

Common questions

Will the alarm still ring if I close the browser tab?

No. The alarm only runs while this tab stays open — closing it, or closing the browser entirely, stops the countdown before it can ring. Keep the tab open in the background if you need it to go off later.

Does the alarm work if my laptop goes to sleep?

Not reliably. If the device sleeps or the screen locks, the browser tab pauses along with it, so the alarm may not fire on time or at all. Adjust your power settings if you're relying on this over a longer stretch.

Do I need to create an account or download anything?

No, there's nothing to sign up for and nothing to install. Pick a time and a sound, press Start, and it runs entirely in this browser tab.

Can I change the alarm sound?

Yes, there's a short list of tones to choose from before you press Start. Pick whichever one you're most likely to actually hear — softer sounds are easier to sleep through than a firm chime or bell.