vss = vertical sounding significance:

s means surface level
S standard level
t tropopause level
M maximum wind level
T significant level temperature
H significant level humidity
W significant level wind
r level determined by regional decision

Output:

wmonr=01001
obstime=2010-02-25 05:21:00
type=Automatic
lon= -8.66790
lat= 70.93970
n= 1
vss= s THW
PP= 1009.0
hh= 9
DD= 330
FF= 16.0
TT= -9.9
TD= -12.7
n= 2
vss= H
PP= 1008.5
hh= 13
DD= 329
FF= 16.5
TT= -10.2
TD= -15.5
n= 3
vss= S
PP= 1000.0
hh= 78
DD= 324
FF= 18.7
TT= -10.7
TD= -14.8
n= 4
vss= W
PP= 958.0
hh= 406
DD= 331
FF= 24.3
TT= -14.1
TD= -16.4
n= 5
vss= S
PP= 925.0
hh= 671
DD= 343
FF= 23.1
TT= -16.3
TD= -17.0
n= 6
vss= TH
PP= 908.1
hh= 808
DD= 343
FF= 19.9
TT= -17.3
TD= -18.0
...
n= 114
vss= W
PP= 23.2
hh= 25641
DD= 79
FF= 17.8
TT= -46.2
TD= -81.1
n= 115
vss= S
PP= 20.0
hh= 26615
DD= 99
FF= 14.4
TT= -46.9
TD= -81.6
n= 116
vss= THW
PP= 19.2
hh= 26891
DD= 97
FF= 11.8
TT= -47.7
TD= -82.2