At what times are the sunset timings published for an airport?

Sunset timings for an airport are published by the United States National Weather Service. This organization is responsible for providing meteorological data, which includes precise information on sunrise and sunset times. These timings are essential for various operations, including flight scheduling and airport safety, as they impact visibility conditions and operational procedures during twilight hours. The National Weather Service utilizes astronomical data and local geographical factors to ensure accurate reporting of these times, making them a reliable source for anyone needing sunset information related to aviation activities.