Meteorology and Flight Planning
(3) Ceiling is announced as either "CEILING"
or "INDEFINITE CEILING"
NOTE: All automated ceiling heights are
measured ceilings except indefinite
(4) The word "CLEAR" is not used in AWOS
due to limitations in height ranges of the
NOTE: No clouds detected is announced
as "NO CLOUDS BELOW" or "CLEAR
(5) "SKY CONDITION MISSING" is announced
only if the system level is able to report
ceiling/sky condition, and the data is not
NOTE: Ceiling/sky conditions are not
announced if the system level is not able to
(6) "VISIBILITY LESS THAN ONE QUARTER"
is the lowest visibility reported
NOTE: "VISIBILITY MISSING" is
announced only if the system level is able
to report visibility, and the data is not
available. Visibility is not announced if the
system level is not able to report it.
(7) If remarks are included, the word
"REMARKS" is announced after the
altimeter setting in the following priority:
(a) Automated remarks
iii) Variable wind direction