SkyWarn 13 Weather is a free lifestyle app developed by Gray Television Group Inc. specifically for iPhone users. This app provides access to station content tailored for mobile users, including 250-meter radar with the highest resolution available, high-resolution satellite cloud imagery, and future radar to see where severe weather is headed.

In addition to these features, SkyWarn 13 Weather offers current weather updates multiple times per hour, daily and hourly forecasts updated hourly from their computer models, and a fully integrated GPS for current location awareness. The app also allows users to add and save their favorite locations for easy access. Opt-in push alerts are available to keep users safe in severe weather, including severe weather alerts from the National Weather Service. Overall, SkyWarn 13 Weather is a comprehensive and user-friendly app that provides accurate and up-to-date weather information for iPhone users.