Multiple choice

99 is used as visibility code to denote visibility more than ___.

  1. 30000 m

  2. 40000 m

  3. 50000 m

  4. None of these

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Visibility code 99 indicates visibility greater than 50,000 meters (50 km). This represents extremely clear atmospheric conditions and is the highest visibility value in the standard meteorological coding system used in aviation weather reports.