A nationwide emergency alerts test is the reason you might be hearing alarms coming from your phone or TV

When alarm noises start coming from your radio, テレビ, or cell phone, don’t worry.

で 2:20 午後. そして, the Federal Emergency Management Agency will conduct a nationwide test of the wireless emergency alert system and its emergency alert system in coordination with the Federal Communication Commission, による their news release.
The alerts will also have a unique tone and vibration so they are accessible to people with disabilities, ニュースリリースによると.
      The wireless alerts will only go to cell phones that have opted in.
        The test is intended to ensure public safety officials have the methods and systems that will deliver urgent alerts and warnings to the public in times of an emergency or disaster,” the news release says.
          This is the sixth test of the emergency alert systemwhich goes to radios and televisionand the second test for the wireless emergency alerts, but the first on a consumer opt in basis.
          For one minute, the emergency alert system message will read:
            This is a test of the National Emergency Alert System. This system was developed by broadcast and cable operators in voluntary cooperation with the Federal Emergency Management Agency, the Federal Communications Commission and local authorities to keep you informed in the event of an emergency. If this had been an actual emergency an official message would have followed the tone alert you heard at the start of this message. No action is required.
            On most cell phones, you can opt in and out of the wireless alerts in your notification settings.