ECMWF Version of Table 2 for FM92-VIII Ext. GRIB Parameters used in ds115.1, ECWMF reanalysis level III-B upper air dataset CODE FIGURE FIELD NAME UNITS 129 Geopotential (orography at sfc) m2 s-2 130 Temperature K 131 U-component of Wind ms-1 132 V-component of Wind ms-1 133 Specific Humidity kg/kg 135 Vertical Velocity Pa s-1 157 Relative Humidity %