Set the alarm clock for 8:13 am

 

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

The alarm goes off in: ::
 
 

Going to bed for a 8:13 am alarm

  • Asleep by 10:58 pm — 6 full sleep cycles, about 9 hours
  • Asleep by 12:28 am — 5 full sleep cycles, about 7 hours
  • Asleep by 1:58 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.

8:13 am across the country

London8:13 am
Birmingham8:13 am
Manchester8:13 am
Glasgow8:13 am
Belfast8:13 am

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

How to use the online alarm clock

While preparing to move your car out of the overnight parking zone, set the 8:13 am alarm before you need to fetch your keys and head outside. That gives the reminder a clear purpose instead of leaving you to watch the clock. It also provides a useful checkpoint before 9:00 am, when daytime parking restrictions or a busier street may make the move less straightforward.

Because the car may be parked beyond easy earshot, check the alarm volume against the background noise where you will wait. A radio, kettle, shower or open window can mask a signal that seemed loud in a quiet room. Choose a distinct sound, raise the volume to a level you can hear comfortably, and test it once from your expected position. Keep the alarm page running and the system awake; otherwise the car move will have no audible reminder at 8:13 am.

Before settling down for the early morning wait, arrange enough light to find your keys, shoes and parking permit without fumbling. Open the curtains if daylight is already useful, or leave a hallway lamp ready if the room is still dim. Check the parking sign while visibility is clear enough to confirm the route and any restriction, then place everything needed near the door so the alarm leads directly to the planned move.

Common questions

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 8:13 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.