Glossary
Aviation Weather
Fog
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Definition
Visibility-reducing water droplets suspended near the surface, a major cause of airport delays
Related Terms
Ceiling
The height of the lowest layer of clouds covering more than half the sky
Instrument Landing System (ILS)
A precision approach system using radio signals to guide aircraft to a runway in poor visibility
Visibility (VIS)
The greatest distance at which prominent objects can be identified with the unaided eye
Frequently Asked Questions
What is Fog?
Visibility-reducing water droplets suspended near the surface, a major cause of airport delays
How does Fog relate to other aviation concepts?
Fog is closely related to Ceiling and Instrument Landing System, among other key aviation concepts.