1. Introduction; 2. Elements of dual-polarization radar systems; 3. Essential precipitation physics for dual-polarization radar; 4. Basic scattering theory and principles for radar meteorology. 5. Introduction to weather radar signals; 6. Weather radar signal processing; 7. Data quality, data science, and engineering of weather radars; 8. Rate observations and classification; 9. Rainfall estimation and attenuation correction; 10. Weather radar networks.