The phrase "alert bulletin" is correct and usable in written English.
It can be used to refer to a notification or announcement that conveys important or urgent information, often in contexts like news, safety, or emergency updates.
Example: "The weather service issued an alert bulletin regarding the incoming storm, advising residents to take precautions."
Alternatives: "warning notice" or "emergency announcement".
Two days after the crash near San Diego, General Atomics issued an alert bulletin to its customers, advising them to limit "non-essential" Reaper operations to keep the drones within one hour's flight of an air base in case of an emergency.
With increased pressure from activist groups and concerned parents, MySpace has partnered with the National Center for Missing & Exploited Children so that whenever a critical child abduction case has occurred, an AMBER alert bulletin will appear on the site.
And in 2014 the FAA issued a safety alert bulletin for pilots.
Established in 2001 it monitors geohazards (in particular earthquakes, tsunami, volcanoes and landslides) via an extensive monitoring system and archival data centre, and provides public and official information including earthquake reports and Volcanic Alert Bulletins (GeoNet website 2014).
GNS Science issues information on volcanic activity on the GeoNet website ([2014]), social media, and through Volcanic Alert Bulletins (VABs), which are received by MCDEM and other registered agencies and individuals, including responding agencies, the media, and the public.
Information on filtered alerts for each day was compiled on a daily alerts bulletin and disseminated by e-mail to the main actors involved in response at both the national and departmental levels.
It costs nothing to receive the alerts, of which there are three kinds: alerts issued by the President; imminent danger alerts for threats to life or safety; and AMBER alerts, bulletins for missing children.
Re-enactments, Amber Alerts, Internet bulletins, GPS devices, cellphone records, 24-hour news: people will look for you.
Timely investor alerts and bulletins are also available.
The Times reported earlier that the county did not send out Amber Alert-style bulletins to cellphones until the mudslides had begun.
