Ceiling


             urn:aero:airm:1.0.0:LogicalModel:Subjects:Meteorology:Ceiling

Height above the Earth's surface of the base of the lower cloud layer whose amount exceeds a specific value.

Source: WMO International Meteorological Vocabulary
Parent concept: GeoTemporalEnabledEntity

Properties:

Properties	Definition	Type
isVariable	An indicator which denotes a ceiling of less than 3,000 feet, which rapidly increases or decreases in height by established criteria during the period of observation.	Boolean
upperBoundVariableCeiling	The highest variable ceiling height evaluated.	ValVerticalDistanceType
lowerBoundVariableCeiling	The lowest variable ceiling height evaluated.	ValVerticalDistanceType

isVariable


              urn:aero:airm:1.0.0:LogicalModel:Subjects:Meteorology:Ceiling@isVariable

An indicator which denotes a ceiling of less than 3,000 feet, which rapidly increases or decreases in height by established criteria during the period of observation.

type: Boolean

upperBoundVariableCeiling


              urn:aero:airm:1.0.0:LogicalModel:Subjects:Meteorology:Ceiling@upperBoundVariableCeiling

The highest variable ceiling height evaluated.

type: ValVerticalDistanceType

lowerBoundVariableCeiling


              urn:aero:airm:1.0.0:LogicalModel:Subjects:Meteorology:Ceiling@lowerBoundVariableCeiling

The lowest variable ceiling height evaluated.

type: ValVerticalDistanceType