The UK will test out an emergency alert system on Sunday afternoon. It will display an alert, emit a siren-like sound, and make your device vibrate. You shouldn't check the message if you're driving.
Emergency alerts RSS
The UK government is set to roll out a warning system in October this year similar to that in the US, which will alert users of flooding, extreme weather, public health emergencies, and more.
Apple is planning to bring a crash detection feature to the iPhone and the Apple Watch which will automatically dial emergency services in case of a hard crash using the help of inbuilt sensors.
The UK is set to begin testing an Emergency Alerts system. People near a disaster such as flooding or a terrorist attack will be notified about what's going on so they can get to safety.