unrestricted visibility

unrestricted visibility

[¦ən·ri′strik·təd ‚viz·ə′bil·əd·ē] (meteorology) The visibility when no obstruction to vision exists in sufficient quantity to reduce the visibility to less than 7 miles (11.3 kilometers).

unrestricted visibility

The visibility when no obstruction to vision exists in sufficient quantity to reduce the visibility to less than 10 miles (16 km).