Set the alarm clock for 3:09 am

 

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

The alarm goes off in: ::
 
 

Going to bed for a 3:09 am alarm

  • Asleep by 5:54 pm — 6 full sleep cycles, about 9 hours
  • Asleep by 7:24 pm — 5 full sleep cycles, about 7 hours
  • Asleep by 8:54 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.

How to use the online alarm clock

Waking at 3:09 am gives you a quiet start for suhoor before the fast, while the kitchen and the rest of the home may still be dark. There is no need to rush straight from bed: you can get fully awake, wash, and decide what you feel like eating. With 4:00 am approaching, check the local dawn time you follow and leave enough room to finish calmly.

Your suhoor depends on hearing the alarm, so the browser needs to remain active and the phone or computer must stay awake until 3:09 am. If the page is closed or the device enters sleep mode, the suhoor alert may never sound, leaving less time to eat before dawn. Keeping the device connected to power can also prevent an overnight battery loss from changing the plan.

Once you are up, treat the remaining night as part of the same day’s schedule rather than using every available minute at the table. Allow a clear buffer after eating for tidying the kitchen, getting ready, and checking what comes next in your morning. That margin is especially useful when the household is sharing the space and several people need to finish their suhoor routines before dawn.

Common questions

Will my alarm work once I have closed the tab?

No, closing the page stops the alarm rather than leaving it active in the background. For an alert at 3:09 am, keep that particular tab open; it can sit behind other tabs or inside a minimised browser window.

Does the tab need to stay open for the alarm?

Your device will not take over the alarm after the webpage closes. The tab containing the alarm for 3:09 am needs to stay loaded until it rings, although you are free to switch windows, check another site, or minimise the browser.

After closing this tab, can I still hear the alarm?

If you close the tab before 3:09 am, the alarm will not go off because its countdown ends with the page. The tab may remain out of view while you use another one, but the browser and alarm page must stay open.

Must I keep this tab open until the alarm sounds?

The alarm is tied to the current browser session, so shutting the tab or the whole browser prevents the 3:09 am alert from sounding. Keeping the page open is enough; it can remain in a background tab while you do something else.