Set the alarm clock for 10:19 am

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

The alarm goes off in: ::

You can also try the other alarm clocks

Alarm clock for 10:17 am Alarm clock for 10:18 am Alarm clock for 10:20 am Alarm clock for 10:21 am

Going to bed for a 10:19 am alarm

Asleep by 1:04 am — 6 full sleep cycles, about 9 hours
Asleep by 2:34 am — 5 full sleep cycles, about 7 hours
Asleep by 4:04 am — 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.

10:19 am across the country

London	10:19 am
Birmingham	10:19 am
Manchester	10:19 am
Glasgow	10:19 am
Belfast	10:19 am

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

How to use the online alarm clock

Break away from loading the last bags of garden waste when the 10:19 am alarm sounds, even if the boot is only half packed. That leaves a clear point to check the council recycling centre’s opening information, secure anything loose and set off without letting the job drift towards 11:00 am.

Loading bags and moving bins can create enough background noise to mask a phone or laptop signal, so set the alarm volume above the sounds around you and keep the speaker uncovered. Choose a distinct tone rather than one that resembles an ordinary notification. Keep the alarm page running and the phone or computer awake until 10:19 am; otherwise no signal will interrupt the garden-waste loading.

Once the recycling-centre run becomes the morning’s fixed commitment, decide beforehand whether any sleep afterwards would still fit the rest of the day. Avoid treating the 10:19 am signal as the start of repeated snoozes: they can consume the usable part of the remaining rest without giving you a clear stopping point. If you intend to lie down again after returning, set a separate alarm for that sleep rather than reusing this one.

Common questions

What happens if my laptop goes to sleep before 10:19 am?

The tab sleeps along with it and the alarm will not sound on time, if at all. If you are relying on it, change the power settings so the machine stays awake, or keep a phone alarm running as well.

Do I need an account or an app?

Neither. Choose a time and a sound, press Start, and it runs in this browser tab. Nothing is downloaded, nothing is registered, and closing the page leaves nothing behind on the device.

Can I change the sound?

Yes, there is a short list of tones to pick from before you press Start. Softer sounds are easy to sleep through, so a firmer bell tends to be the safer choice for anything early in the morning.

Will it still be right when the clocks change?

Yes. It reads your device's local clock, so the move between GMT and BST at the end of March and October is picked up automatically, as long as the computer's date, time and time zone are set correctly.