Online alarm clock for 1:27 am
While you wait for the appointed moment to accept an urgent volunteer fire brigade call, set the alarm for 1:27 am and keep the time visible. That gives you a clear cue without repeatedly checking the clock as the quiet night moves towards 2:00 am. Stay close enough to hear the alert over a pager, radio, or activity elsewhere in the house.
During the wait, this alarm page may be left behind another tab while you check brigade information or local conditions. Return to it before 1:27 am to confirm that the alarm is still set and the sound level suits the room. Keep the browser page open and the phone or computer awake: if either is shut down for the night, the alarm cannot sound, and the urgent call may pass without your timed reminder.
With a possible turnout ahead, choose something that can be put aside immediately. A glass of water or a small, simple snack is easier to leave than a cooked meal, while a hot drink needs care if you may have to move quickly. Save anything substantial for later, and keep cups away from your pager, keys, and gear during this late-night watch.