Pilot/Controller Glossary

AUTOMATED WEATHER SYSTEM

This reproduces published FAA reference text for study. It does not replace the current official FAA publication or regulation.

Any of the automated weather sensor platforms that collect weather data at airports and disseminate the weather information via radio and/or landline. The systems currently consist of the Automated Surface Observing System (ASOS) and Automated Weather Observation System (AWOS).

Retrieved from ecfr.gov on July 18, 2026.