Also known as: vis.
VIS has various meanings in the Weather category. Discover the full forms, definitions, and usage contexts of VIS in Weather.
The greatest distance at which it is just possible to see and recognize with the unaided eye. Term used to express the clearness of the atmosphere and the maximum range at which objects and lights can be clearly sighted.
WeatherThat part of the electromagnetic spectrum to which the human eye is sensitive, between about 0.4 and 0.7 micrometers. spectrum. Visible associated with the wavelength re-gion that can be seen by the human eye; of-ten considered to range from about 400 to 700 nanometers.
WeatherLast updated: