An alert system is a system designed to provide timely and accurate information to the public or a specific group of individuals in the event of an emergency or crisis. Alert systems can be used to notify people of natural disasters, such as hurricanes, earthquakes, or tornadoes, or to alert people to other types of emergencies, such as active shooter situations or chemical spills. Alert systems can take various forms, including sirens, text messages, phone calls, or social media posts. The goal of an alert system is to provide people with the information they need to stay safe and take appropriate action in an emergency.