What application of RADAR helps aircrew avoid undesirable weather conditions?

Weather RADAR is specifically designed to detect and analyze weather phenomena, making it an essential tool for aircrew to avoid undesirable weather conditions. This type of radar operates by emitting radar waves and interpreting the signals that bounce back from precipitation, thus providing detailed information about the intensity, type, and movement of weather systems like rain, snow, and storms.

By utilizing Weather RADAR, pilots can gain crucial insights into current weather patterns and make informed decisions regarding navigation and flight safety. It helps to identify turbulence, thunderstorms, and various atmospheric disturbances, allowing aircrew to adjust their flight paths accordingly to steer clear of hazardous conditions.

In contrast, other radar types, such as Search Radar, do not focus on weather conditions but are instead used for detecting objects like aircraft and ships. CW Radar typically serves in specific applications like speed detection rather than environmental monitoring, and Ground Control RADAR is primarily utilized for assisting in airport operations rather than assessing weather patterns. Thus, Weather RADAR is uniquely qualified for aiding aircrew in navigating around adverse weather, making it the correct choice.