The FCC prescribes rules establishing technical standards for the EAS, procedures for EAS participants to follow when EAS is activated and EAS testing protocols.

The complete list of EAS event codes broadcast over NWR (also known as NWR-SAME Codes) is shown below. NWR and the EAS use identical digital protocols. NWS uses Weather Radio as its primary means to activate EAS. The list of event codes for your area is usually listed in your state or local EAS plan. All of the codes below are operational.

The Emergency Alert System (EAS) is a national warning system in the United States designed to allow authorized officials to broadcast emergency alerts and warning messages to the public via cable, satellite and broadcast television and AM, FM and satellite radio.

The Emergency Alert System (EAS) is a national public warning system that allows the president to address the nation within 10 minutes during a national emergency.

紧急警示系统 (eas) 是一个全国性公共警告系统，允许总统在国家出现紧急状态时在 10 分钟内向全国发表讲话。 州和地方当局 还可使用该系统提供重要的紧急情况信息，例如，天气信息、迫在眉睫的威胁、琥珀色警示和针对特定区域的当地事件信息。

• NOAA’s National W eather Service generates about 90 percent of EAS activations, primarily for short-duration weather warnings and watches. NOAA W eather Radio All Hazards (NW R) uses the same digital protocols as EAS, and is the primary means for NW S to activate EAS.

The calendar below contains dates and times for: monthly tests, drills, and other significant EAS tests. Test times are derived from official schedules (or observations) and are subject to change. Times are displayed in Eastern or Pacific time.

The Emergency Alert System (EAS) is a national public warning system commonly used by state and local authorities to deliver important emergency information, such as weather and AMBER alerts, to affected communities.

Will the new EAS event codes be used in every coastal state and territory of the United States? Will the new Storm Surge Watch/Warning apply to winter storms? Will NWS use of the Coastal Flood Watches/Warnings continue? What's the difference between a Coastal Flood Watch/Warning and the Storm Surge Watch/Warning?

These streams can be a convenient resource for listening to weather and other emergency alerts across the United States. Streams are sorted by National Weather Service (NWS) forecast regions. You can click a point on the map or select a region from the dropdown.