Hawaii has a robust emergency siren warning system. It sat silent during the deadly wildfires::Some Maui residents are questioning the effectiveness of the emergency warning system employed as the wildfires spread rapidly across Lahaina and other parts on Tuesday. Hawaii’s attorney general is leading a review of the emergency response.
Sort of, it was during an unscheduled drill and even though they said it was a test before the message they read said “this is not a drill” and an employee sent the message.
https://en.m.wikipedia.org/wiki/2018_Hawaii_false_missile_alert
Just think, the same mistake could’ve happened the opposite way.