Set the alarm clock for 7:50 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 7:48 am Alarm clock for 7:49 am Alarm clock for 7:51 am Alarm clock for 7:52 am

Going to bed for a 7:50 am alarm

Asleep by 10:35 pm — 6 full sleep cycles, about 9 hours
Asleep by 12:05 am — 5 full sleep cycles, about 7 hours
Asleep by 1:35 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.

7:50 am across the country

London	7:50 am
Birmingham	7:50 am
Manchester	7:50 am
Glasgow	7:50 am
Belfast	7:50 am

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

How to use the online alarm clock

While you are finishing breakfast or gathering your things, a 7:50 am alarm can pull you away to check the Met Office ice warning before leaving home. It gives you a clear moment to look at the affected area, compare it with your route and decide whether the pavement, station approach or car needs extra care. By 8:00 am, the forecast is checked and the morning can continue.

Because the warning is the reason for this reminder, keep the alarm page open after setting it and make sure the computer or phone remains awake. Closing the page or browser ends the alarm, while a sleeping device may prevent the sound, so the warning check could be missed altogether. The displayed time provides a quick confirmation that 7:50 am is active, and the alarm can remain visible while breakfast, packing or other preparations continue.

After checking the warning, consider how the early temperature indoors differs from the conditions outside. On an unusually warm UK morning, air conditioning may make a room feel cooler than the street, so allow a moment to judge what clothing suits the actual journey. If cooling has been running overnight, turning it down before departure also avoids leaving an empty room unnecessarily chilled.

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 7:50 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.