It's a test of the National Wireless Emergency Alert System by FEMA and the FCC, intended to immediately alert every American over TV, radio and cellphone in the event of a national crisis.

During those 30 minutes, all Wireless Emergency Alert (WEA)-compatible wireless phones that are switched on, within range of an active cell tower, and in a geographic area where the wireless ...

As FEMA and the FCC made preparations for a nationwide test of the Emergency Alert System (EAS) and Wireless Emergency Alert (WEA) system on Oct. 4, 2023, social media users shared warnings that ...