AH              13   N   absolute humidity
BAROHT          50   N   barometric-corrected height
DATASRC         26   N   source that provided the data
DD               1   N   wind direction                       
DPD             10   N   dewpoint depression                  
FF               2   N   wind speed                           
FLNUM           31   C   flight number
GPSHT           49   N   geometric height determined by GPS
HT              47   N   pressure altitude                             
ICECOND         30   N   icing condition
LAT             11   N   track latitude                       
LON             19   N   track longitude                            
MAXEDR          20   N   maximum eddy dissipation rate        
MEDEDR          24   N   median eddy dissipation rate         
P               35   N   pressure                             
PRFTYPE         25   N   profile type
Q                9   N   specific humidity                    
REPWVQC         23   N   reported water vapor QC              
RH               8   N   relative humidity                    
RH1             37   N   rh sensor 1
RH2             38   N   rh sensor 2
RHUNCER         36   N   rh uncertainty
ROLL            22   N   aircraft roll angle flag             
STALOC          29   C   airport location
T                5   N   air temperature                      
TAILNUM         27   C   FSL-encoded tail number
TD               7   N   dewpoint temperature                 
TDAYSEC         12   N   observation time in seconds since midnight GMT
TDUNCER         48   N   dewpoint temperature uncertainy
TURBIDX         21   N   turbulence index
TV               6   N   virtual temperature                  
U                3   N   u wind component                     
V                4   N   v wind component                     
WVMR            34   N   water vapor mixing ratio             
