Set the alarm clock for 4:10 am

 

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

The alarm goes off in: ::
 
 

Going to bed for a 4:10 am alarm

  • Asleep by 6:55 pm — 6 full sleep cycles, about 9 hours
  • Asleep by 8:25 pm — 5 full sleep cycles, about 7 hours
  • Asleep by 9:55 pm — 4 full sleep cycles, about 6 hours

A sleep cycle runs about 90 minutes, and most people take around 15 minutes to drop off. Waking at the end of a cycle feels easier than waking in the middle of one.

4:10 am across the country

Sydney4:10 am
Brisbane4:10 am
Adelaide3:40 am
Perth2:10 am
Darwin3:40 am

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

Online alarm clock for 4:10 am

While you’re halfway through loading skis and winter gear, a 4:10 am alarm gives you a clear point to stop packing and get on the road for a Victorian ski slope. It leaves a useful buffer before 5:00 am for checking the forecast, clearing frost from the windscreen and making sure everyone has their gloves. Treat the alarm as the moment to break away from the job, rather than starting another small task.

Your early drive can be delayed if the alarm sound quietly routes to headphones left in a jacket or bag. Check the audio destination after setting 4:10 am, then run a brief test at a comfortable volume so you know where the alert will play. Keep the alarm page active while you finish preparing: if the browser session closes or the phone goes to sleep, the alarm may not sound, and the drive to the ski slope could start late.

Before heading into the dark Victorian morning, keep the screen dim enough that checking the time does not feel harsh on your eyes. Place the phone where you can read the alarm without staring into a bright display, and switch on a warmer night setting if available. Once 4:10 am sounds, use a small light to finish gathering gear instead of relying on the screen as a torch.

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.