stno:		Station Number
year:
month:
day:
hour:
minute:
date:		UTC
ispeed:		Indicator for wind speed (0 OK, 1, 2 estimate, 4 rejected (value should be null))
speed:		Wind speed (knots)
idir:		Indicator for Wind direction(see ispeed)
dir:		Wind direction (degrees)
imaxgust:	Indicator for Max instantaneous wind speed (see ispeed)
maxgust:	Max instantaneous wind speed (knots)
idirmgust:	Indicator for directionat time of max instantaneous wind speed (see ispeed)
dirmgust:	direction at time of maxinstantaneous wind speed (degrees)
itimemgust:	Indicator for time ofmax instantaneous wind speed (see ispeed)
timemgust:	Time of max instantaneous wind speed (seconds)
iminspeed:	Indicator for Min instantaneous wind speed (see ispeed)
minspeed:	Min instantaneous wind speed (knots)
ispeedstdev:	Indicator for Standard deviation of wind speed (see ispeed)
speedstdev:	Standard deviation ofwind speed
idrybulb:	Indicator for drybulb temperature (see ispeed)
drybulb:	drybulb temperature (degrees Celsius)
igrasstemp:	Indicator for grass temperature (see ispeed)
grasstemp:	grass temperature (degrees Celsius)
it5cm:		Indicator for 5cm soil temperature (see ispeed)
t5cm:		5cm soil temperature (degrees Celsius)
it10cm:		Indicator for 10cm soil temperature (see ispeed)
t10cm:		10cm soil temperature (degrees Celsius)
it20cm:		Indicator for 20cm soil temperature (see ispeed)
t20cm:		20cm soil temperature (degrees Celsius)
it30cm:		Indicator for 30cm earthtemperature(see ispeed)
t30cm:		30cm earth temperature (degrees Celsius)
it50cm:		Indicator for 50cm earth temperature (see ispeed)
t50cm:		50cm earth temperature (degrees Celsius)
it100cm:	Indicator for 100cm earthtemperature (see ispeed)
t100cm:		100cm earth temperature (degrees Celsius)
irelhum:	Indicator for relative humidity (see ispeed)
relhum:		relative humidity (percent)
icbl:		Indicator for CBL pressure (see ispeed)
cbl:		CBL pressure (hPa)
isoltot:	Indicator for Solar radiation (see ispeed)
soltot:		Solar radiation (J/cm2)
irain:		Indicator for rainfall (seeispeed)
rain:		rainfall (mm)
