Doppler Weather Radar: it's a very cool and useful tool, and you've seen it on TV for years! Perhaps you've looked at it yourself! But what do all of the bleeps, sweeps, and creeps mean? How does the radar work? What is a hook echo? What's the difference between reflectivity, velocity, and correlation coefficient? Elizabeth is a degreed meteorologist with a passion for severe weather, and has the answers to these questions, along with some demonstrations of various radar applications.