What is the WSAW WZAW Weather Authority application, how does it work?

According to the introduction of Gray Digital Media, WSAW WZAW Weather Authority is a Weather app on the Android platform. There is currently a 4.6.1000 version released on Apr 05, 2018, you can see the details below.

The WSAW Weather App includes:

• Access to station content specifically for our mobile users
• 250 meter radar, the highest resolution available
• High resolution satellite cloud imagery
• Future radar to see where severe weather is headed
• Current weather updated multiple times per hour
• Ability to add and save your favorite locations
• Daily and Hourly forecasts updated hourly from our computer models
• A fully integrated GPS for current location awareness
• Opt-in push alerts to keep you safe in severe weather
• Severe weather alerts from the National Weather Service