A distinct audio signal emitted by devices manufactured by Midland, a prominent provider of weather alert radios, indicates an impending or ongoing hazardous weather event. This alert tone, often a series of high-pitched beeps or a 1050 Hz tone, signals the broadcast of a critical message from the National Weather Service (NWS) via the Specific Area Message Encoding (SAME) system. The specific pattern and duration of the alert tone often corresponds to the severity and type of the weather event. For instance, a longer, continuous tone might signify a tornado warning, while shorter, intermittent beeps could indicate a less severe weather statement like a flash flood watch.
These audible alerts provide a crucial early warning system for severe weather, enabling individuals and communities to take necessary precautions and potentially save lives and property. The SAME system allows the radio to filter alerts geographically, ensuring users only receive notifications relevant to their specific location. This targeted approach minimizes unnecessary alarm fatigue and maximizes the effectiveness of the warning system. The development and widespread adoption of these weather alert technologies represent a significant advancement in public safety, building upon earlier warning systems like sirens and community broadcasts.