Set the alarm clock for 5:42 pm

 

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

The alarm goes off in: ::
 
 

5:42 pm across the country

London5:42 pm
Birmingham5:42 pm
Manchester5:42 pm
Glasgow5:42 pm
Belfast5:42 pm

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

How to use the online alarm clock

Waking at 5:42 pm means getting your bearings quickly before collecting your schoolchild from the after-school club. Set the alarm for this time, then check the club’s collection arrangements and allow for the journey rather than assuming you can leave at 6:00 pm. Those 18 minutes can cover getting dressed, finding your keys and checking the route.

Your collection plans need a signal you can actually hear, so set the volume above any television, conversation or kitchen noise around you. Place the phone nearby and test the sound once if the room is busy. Keep the browser running and the phone awake; otherwise the schoolchild collection could pass without the alarm sounding. A separate phone alarm is a sensible backup if you might lock the screen or move away.

Heading out after an afternoon sleep can make the conditions outside feel unexpectedly different from the room you woke in. At 5:42 pm, check whether the air is humid before choosing an extra layer for the walk or wait near the club. Damp, heavy air may make a light, breathable layer more practical, while cooler air towards 6:00 pm may justify taking a thin jacket.

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 5:42 pm?

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.