Set the alarm clock for 11:45 pm

 

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

The alarm goes off in: ::
 
 

11:45 pm across the country

London11:45 pm
Birmingham11:45 pm
Manchester11:45 pm
Glasgow11:45 pm
Belfast11:45 pm

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

How to use the online alarm clock

Preparing early to shut the henhouse against urban foxes makes an 11:45 pm alarm a useful backstop rather than a last-minute scramble. The latch, torch and outdoor shoes can be ready beforehand, leaving enough time to check the garden and secure the birds before 12:00 am. That keeps the late task deliberate, even if the evening has run later than expected.

For this henhouse reminder, the alarm needs an audible route through the handset’s current settings. Silent mode may suppress the sound, so the selected volume and alert behaviour are worth checking while there is still time to notice a problem. A browser alarm cannot protect the henhouse schedule after its page has been closed or the handset has stopped keeping it active; a separate built-in alarm provides a sensible fallback for this particular job.

Reaching the henhouse at 11:45 pm may involve more than crossing the back garden, especially when birds are kept on an allotment or smallholding. The road can be quieter late in the evening, but reduced bus services, locked gates and slower driving on unlit lanes may lengthen the journey. Allowing for the actual route, parking spot and walk to the enclosure gives the fifteen minutes before midnight a practical purpose.

Common questions

What happens if my laptop goes to sleep before 11:45 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.

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.