09/18/2026
📅 A test of the Non-Weather Emergency Message (NWEM) system, also known as the Civil Emergency Message (CEM) system, will be conducted in partnership with US National Weather Service Los Angeles/Oxnard this Monday, September 21st at 10:25 a.m. Pacific Time.
No action is required. The test message will include that it is a test.
📻 A NWEM is a type of public alert used to notify the public about urgent situations that are not weather-related, such as hazmat spills, gas leaks, missing persons, or other civil emergencies.
🟢 Discover alert options available in : alert.lacounty.gov