What is the primary use of Doppler radar?

Doppler radar is primarily used to detect precipitation and measure storm velocity. This technology works by emitting a radar signal that bounces off precipitation particles, such as raindrops or snowflakes. The frequency change of the reflected signal is then analyzed to determine both the location and intensity of rainfall. Additionally, the Doppler effect allows meteorologists to measure the movement of the storm system, providing crucial information on wind speeds and directions within weather phenomena.

This capability makes Doppler radar a vital tool for severe weather monitoring and forecasting, enabling the timely issuance of warnings for dangerous weather conditions like tornadoes, hurricanes, and heavy rain events. Its real-time data is essential for both operational meteorology and public safety, distinguishing it from methods that focus on analyzing long-term climate patterns, atmospheric pressure, or historical data.