The KXII Weather Authority App is a free Android weather app developed by Gray Television Inc. It offers a wide range of features to help users stay up-to-date with the latest weather updates and alerts. The app provides access to station content that is specifically designed for mobile users.

One of the most remarkable features of the app is the 250-meter radar, which offers the highest resolution available in the market. The app also offers high-resolution satellite cloud imagery and future radar to help users see where severe weather is headed. Additionally, the app provides current weather updates multiple times per hour, hourly and daily forecasts updated hourly from computer models, and the ability to add and save favorite locations. The app also includes a fully integrated GPS for current location awareness and opt-in push alerts to keep users safe in severe weather. Lastly, users can also receive severe weather alerts from the National Weather Service.