Set the alarm clock for 12:40 am

 

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

The alarm goes off in: ::
 
 

12:40 am across the country

Sydney12:40 am
Brisbane12:40 am
Adelaide12:10 am
Perth10:40 pm
Darwin12:10 am

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

Online alarm clock for 12:40 am

Finish packing the camper and set the alarm for 12:40 am so you can pull out of the campground while it is still dark. That leaves a useful margin before 1:00 am for securing loose gear, checking the site for rubbish and making sure nothing has been left outside. Keep keys and shoes together so departure does not turn into a search through bags.

A camper shared with sleeping companions calls for a tone chosen to suit the job. A softer sound may wake you without jolting everyone nearby, while a more persistent tone makes sense if you tend to sleep through quiet alerts. Set the volume before settling down and run a brief test while you are awake. This browser alarm cannot wake the camper crew if the page has been closed or the computer has gone to sleep, so use a separate alarm as backup when leaving on time matters.

Before a night departure, keep the bright screen out of your direct line of sight and lower its brightness while checking the alarm. Place it where the sound remains clear but the glow will not fill the camper at 12:40 am. A dim torch aimed at the floor can help with the final walk-around without forcing your eyes to readjust before driving onto an unlit Australian campground road.

Common questions

Is this alarm accurate across daylight saving time?

It uses your device's local clock, so as long as your computer's time and date settings are correct, it'll adjust automatically when daylight saving time starts or ends.

Can I use this on my phone instead of a laptop?

Yes, it works in a mobile browser the same way, but phones are more likely to lock the screen or sleep, which can stop the alarm from ringing. A laptop or desktop tends to be more reliable for this.

Can I set more than one alarm at a time?

This page is built around a single alarm at a time. For multiple alarms, open a separate tab for each one and set a different time in each, keeping every tab open until it's rung.

Why use a browser alarm instead of my phone's built-in one?

Mainly for reliability against silent mode, do-not-disturb, or a phone left charging out of earshot. It's a useful backup or a desk-based alternative, though it depends on this tab staying open rather than running in the background of your phone.