The Federal Emergency Management Agency will conduct a test of the national alert system that allows "presidential alerts" to hit the majority of cellphones. On Thursday, the Federal Emergency Management Agency will conduct a test of the national system that allows "presidential alerts" to hit the majority of cellphones. The goal is to warn residents of national emergencies, such as dangerous weather.
The warning system "provides the president with the communications capability to address the nation during a national emergency," FEMA said on its website.