PP HT TT TD RH HMR DD FF
The fields in each file are as indicated below ...
PARAMETER FIELDS COLUMNS UNITS -------------------------------------------------------------------- PP = Pressure 1 1- 6 millibars x 10 HT = Height above ground 2 7-12 metres TT = Dry-bulb temperature 3 13-18 deg C x 10 TD = Dew-point temperature 4 19-24 deg C x 10 RH = Relative humidity 5 25-30 % HMR = Humidity mixing ratio 6 31-36 cg/kg DD = Wind direction 7 37-42 degree true FF = Wind speed 8 43-48 knots --------------------------------------------------------------------
The data starts on the second line.