Set the alarm clock for 8:43 pm

 

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

The alarm goes off in: ::
 
 

8:43 pm across the country

Sydney8:43 pm
Brisbane8:43 pm
Adelaide8:13 pm
Perth6:43 pm
Darwin8:13 pm

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

Online alarm clock for 8:43 pm

While getting your shoes, water bottle and reflective gear ready for an evening run along the river, set the alarm for 8:43 pm so preparation does not drift. It gives you a clear moment to finish filling your bottle, check the weather and leave before 9:00 pm, without repeatedly watching the clock.

Your river run depends on hearing the alert, so keep this alarm page open and the browser active after setting it. If the page or browser is closed, or the phone is allowed to sleep, the alarm may not sound when 8:43 pm arrives, leaving your planned departure without its reminder. Keep the sound volume high enough to hear from where your running gear is waiting, and avoid switching to settings that silence browser audio.

Warmth can linger beside an Australian river well into the evening, even when indoor air conditioning makes the air outside seem milder than it is. Before 8:43 pm, spend a minute away from the cooled room or check the outdoor temperature, then choose a lighter layer if needed. Take water even for a familiar route, and use the remaining daylight and lit sections of the path when deciding how far to run.

Common questions

Why use a browser alarm instead of my phone's built-in one?

Mainly for reliability against silent mode, do-not-disturb, or a phone left charging out of earshot. It's a useful backup or a desk-based alternative, though it depends on this tab staying open rather than running in the background of your phone.

Is there a cost to use this?

No, it's free, with no sign-up and no limit on how many times you set it. It just needs the tab left open until the time you've chosen arrives.

Will the alarm still ring if I close the browser tab?

No. The alarm only runs while this tab stays open — closing it, or closing the browser entirely, stops the countdown before it can ring. Keep the tab open in the background if you need it to go off later.

Does the alarm work if my laptop goes to sleep?

Not reliably. If the device sleeps or the screen locks, the browser tab pauses along with it, so the alarm may not fire on time or at all. Adjust your power settings if you're relying on this over a longer stretch.