The free AccuWeather app has more than a dozen map features that allow you to monitor your area from precipitation to air quality. You can also use an interactive radar map that can track lightning.

This week's question examines the details of a device that many of us take for granted when looking at our local weather. Morning Brief reader Mark asks, "How does radar work?" Meteorologist Sara ...

Radar, which stands for radio detection and ranging, has been around for almost as long as controlled flight. Robert Watson-Watt and Arnold Wilkins conducted the first experiments that led to a ...