Set the alarm clock for 4:48 am

 

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

The alarm goes off in: ::
 
 

Going to bed for a 4:48 am alarm

  • Asleep by 7:33 pm — 6 full sleep cycles, about 9 hours
  • Asleep by 9:03 pm — 5 full sleep cycles, about 7 hours
  • Asleep by 10:33 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.

Online alarm clock for 4:48 am

You’re handing the prepared studio over to the next operator at 4:48 am, with the live Europe broadcast approaching and little room for an unclear briefing. An alarm for this exact time marks the changeover, leaving a useful final stretch before 5:00 am to confirm what is ready, identify anything still pending, and pass on the relevant details.

Because the studio signal needs checking before anyone relies on it, set the alarm while the browser is active and test that its sound is audible through the intended speakers. Keep the volume clear enough to stand out from monitoring audio without startling the incoming operator. If the browser session ends or the computer goes to sleep, the alarm cannot alert the studio team, so use a separate backup when the handover must happen at precisely 4:48 am.

A night shift finishing before an early New Zealand morning can blur the boundary between this task and the next one. Before stepping away, reserve the remaining minutes for a written handover rather than starting another studio job. Note the confirmed signal path, any unusual levels, and the next scheduled check; that small buffer protects the first commitment later in the day from unfinished broadcast work.

Common questions

Will the alarm sound if I switch to another tab?

It can, as long as the alarm page stays open and the browser continues running. Device sleep, a flat battery, silent mode, blocked browser audio, or Bluetooth connected elsewhere may prevent you hearing it. Test the tone first and use a second alarm for anything consequential.

Does daylight saving change the alarm time?

The alarm follows the clock and time zone reported by your device. Clocks move forward in September and back in April, so confirm the displayed date and time after a change. Check overseas invitations carefully because other places may change clocks on different dates or not at all.

Can the alarm account for a public holiday or Matariki?

No. It sounds at the time you set and does not read school terms, regional anniversary days, Matariki dates, or public-holiday transport schedules. Check the relevant calendar and live operator timetable, particularly when a weekday service may be running less often.

Why might I not hear the alarm?

The tab may have been closed, the device may have slept or lost power, or audio may be muted, blocked, or routed to another speaker. Keep the page open, test browser permissions and volume, and use a separate dependable alarm if waking or meeting the time is critical.