WNDU First Alert Weather is a free, lifestyle app developed by Gray Television Group Inc. It is designed to provide users with the latest and most accurate weather updates on their iPhone device.

The app features a 250-meter radar, the highest resolution available, which provides users with accurate radar data. The high-resolution satellite cloud imagery feature offers a clear view of weather conditions in different locations. Users can also see where severe weather is headed with the future radar feature.

The app also provides daily and hourly forecasts that are updated hourly from computer models. Users can add and save their favorite locations and receive opt-in push alerts to keep them safe in severe weather. The fully integrated GPS feature ensures accurate weather updates for the user's current location.

Overall, WNDU First Alert Weather is a reliable app for anyone who needs to stay up-to-date with the weather. It is easy to use, and the information provided is highly accurate.