Environmental Data Coding Specifcation        ISO IEC LogosRight Title Graphic
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Status: STD 2005/06/07
Code: 111

Concept definition: The <<HEIGHT_AGL>> of the lowest layer in the <ATMOSPHERE> in which meteorological conditions are affected significantly by the <PLANETARY_SURFACE> of the <EARTH>; atmosphere boundary layer height. The value is variable in time and space and ranges from tens of metres in strongly statically stable situations to several kilometres in convective conditions over <DESERT_REGION>s.
Attribute value type: REAL
Unit equivalence class label: LENGTH
Reference type: IR
Reference: [WMO182, P0710, "planetary boundary layer"]
Supplemental references:  

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