Commercial Pilot License (CPL) 2025 – 400 Free Practice Questions to Pass the Exam

A Terminal Aerodrome Forecast (TAF) is specifically designed to provide information about expected significant weather conditions at an airport or aerodrome within a designated timeframe, typically covering a period of 24 hours. The TAF includes details such as visibility, wind direction and speed, and the occurrence of significant weather phenomena, like rain or thunderstorms, within that specified period. The key here is that it forecasts significant weather events relevant for flight planning and operations, thus informing pilots and air traffic controllers about what to expect at the terminal area.

The other options, while they may include elements related to forecasts or reporting weather conditions, do not accurately describe the primary purpose and time relevance of a TAF. For example, mentioning a specific distance like 5 SM visibility does not encompass the comprehensive nature of significant weather reporting that TAF provides. Similarly, stating that the TAF depends on air traffic control requests misrepresents its function, as TAFs are generated independently of air traffic control needs and focus instead on standardized weather predictions for the aerodrome.