Public Alert & Warning
The City of St. Louis uses the NotifySTL mass notification system (powered by Everbridge), local media, social media, and outdoor warning sirens to provide emergency alerts and warning notifications to the public.
NotifySTL - Sign Up for Emergency Alerts
Our NotifySTL system is for residents, businesses, and visitors to the City of St. Louis
Outdoor Warning Sirens
Outdoor warning sirens are used to alert people who are outside to go indoors and seek shelter in a hazardous situation.
Sign Up for Emergency Alerts via NotifySTL
Receive alerts for severe weather, critical incidents, service disruptions, and evacuations of buildings or neighborhoods.
Weather Radio (NOAA)
NOAA Weather Radio is an automated 24-hour network of VHF FM weather radio stations in the United States that broadcast weather information directly from a nearby National Weather Service office.