Automatic terminal information service (ATIS)

Definitions

• The continuous broadcast of recorded non-control information in selected terminal areas. Its purpose is to improve controller effectiveness and relieve frequency congestion by automating repetitive transmission of essential but routine information.
• The continuous broadcast of recorded noncontrol
  information in selected terminal areas. Its purpose is to improve controller effectiveness and to relieve frequency
  congestion by automating the repetitive transmission of essential but routine information; e.g., “Los Angeles
  information Alfa. One three zero zero Coordinated Universal Time. Weather, measured ceiling two thousand
  overcast, visibility three, haze, smoke, temperature seven one, dew point five seven, wind two five zero at five, altimeter two niner niner six. I-L-S Runway Two Five Left approach in use, Runway Two Five Right closed,
  advise you have Alfa.” (See ICAO term AUTOMATIC TERMINAL INFORMATION SERVICE.)
  (Refer to AIM.)

References

• Instrument Procedures Handbook, Federal Aviation Administration, 2017
• Pilot Controller Glossary, Federal Aviation Administration, 2023