Set the alarm clock for 6:03 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 6:01 am Alarm clock for 6:02 am Alarm clock for 6:04 am Alarm clock for 6:05 am

Going to bed for a 6:03 am alarm

Asleep by 8:48 pm — 6 full sleep cycles, about 9 hours
Asleep by 10:18 pm — 5 full sleep cycles, about 7 hours
Asleep by 11:48 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.

6:03 am across the country

London	6:03 am
Birmingham	6:03 am
Manchester	6:03 am
Glasgow	6:03 am
Belfast	6:03 am

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

How to use the online alarm clock

Waking at 6:03 am leaves the strawberry picking still entirely ahead of you, from getting dressed to reaching the field before the farm stall opens. There are 57 minutes until 7:00 am, enough for a quick breakfast and the first part of the journey if everything is ready. Keeping clothes, keys and containers together avoids using that early head start on searching around the house.

For a strawberry-picking start, the alarm signal is more useful when it has already been checked at a convenient moment. A brief trial confirms that the volume is audible and the chosen sound is recognisable, rather than discovering a muted setting when it matters. The browser alarm cannot protect the strawberry schedule if its page has been closed or the phone or computer has gone to sleep, because no alert will sound. A separate phone alarm provides a sensible fallback for a fixed departure.

Reaching the strawberry field may be quicker early in the morning, but rural roads, temporary works and slow vehicles can still change the journey. Checking the route before going to bed gives a realistic travel time for 6:03 am and shows whether a diversion is likely. Adding a small margin also allows for loading containers, clearing the windscreen and walking from the parking area.

Common questions

Can I use this on a phone?

It works in a mobile browser, but phones lock the screen and suspend background tabs far more readily than a laptop does, which can stop the alarm sounding. For anything important, a desktop or a plugged-in laptop is the steadier option.

Does the alarm still work if I close the tab?

No. Everything runs inside this page, so closing the tab — or quitting the browser altogether — ends the countdown there and then. Leaving it open in the background is all it asks, and switching to another tab makes no difference.

What happens if my laptop goes to sleep before 6:03 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.