Whether flying a Piper Cub or wishing you were instead of waiting for your VTOL hybrid flying car, all pilots know that a ceiling is defined as follows: The height above the earth's surface of the lowest layer of clouds or obscuring phenomena that is reported as "(_____)," "(_____)," or "(_____)," and not classified as "thin" or "partial." (Please fill in those embarrassing blanks.)


Scattered, broken, overcast


Broken, overcast, obscuration


Cumulus, overcast, stratus


Broken, overcast, indefinite

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