What is the function of an ATIS?

An Automatic Terminal Information Service (ATIS) plays a critical role in air traffic management by broadcasting essential information to pilots. This information typically includes current weather conditions, active runways in use, and any significant changes in airport operations that could affect the approach and departure of aircraft. The primary purpose of ATIS is to ensure that pilots have up-to-date and accurate information before they arrive at or depart from an airport, allowing for safer and more efficient flight operations.

By consolidating this vital information into a continuous broadcast, ATIS helps reduce the workload for air traffic controllers and enhances overall situational awareness for pilots. As a result, pilots can prepare their approaches and adjustments accordingly without having to engage directly with air traffic control for general situational updates.

In comparison, flight plan filing services, emergency communications, and ground taxi management serve different operational purposes and are managed by different systems and personnel, making ATIS specifically focused on providing real-time information regarding the operational status of the airport environment.