% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201206180000     393249600     49.6575
 201206180030     393251400     50.0086
 201206180100     393253200     50.9648
 201206180130     393255000     52.0236
 201206180200     393256800     52.8556
 201206180230     393258600     53.8362
 201206180300     393260400     53.8083
 201206180330     393262200     51.4660
 201206180400     393264000     49.1890
 201206180430     393265800     51.0341
 201206180500     393267600     50.5244
 201206180530     393269400     50.6931
 201206180600     393271200     50.9252
 201206180630     393273000     51.1072
 201206180700     393274800     50.2460
 201206180730     393276600     49.8423
 201206180800     393278400     50.7760
 201206180830     393280200     50.9518
 201206180900     393282000     49.8000
 201206180930     393283800     49.0341
 201206181000     393285600     49.1075
 201206181030     393287400     49.4638
 201206181100     393289200     48.6686
 201206181130     393291000     48.4248
 201206181200     393292800     48.8410
 201206181230     393294600     49.7858
 201206181300     393296400     50.1376
 201206181330     393298200     49.7802
 201206181400     393300000     50.3209
 201206181430     393301800     51.4704
 201206181500     393303600     53.3278
 201206181530     393305400     53.2601
 201206181600     393307200     53.3383
 201206181630     393309000     54.1313
 201206181700     393310800     53.8795
 201206181730     393312600     53.9819
 201206181800     393314400     55.1511
 201206181830     393316200     54.5423
 201206181900     393318000     53.7973
 201206181930     393319800     54.0333
 201206182000     393321600     52.2986
 201206182030     393323400     50.4833
 201206182100     393325200     50.6951
 201206182130     393327000     51.8800
 201206182200     393328800     51.6850
 201206182230     393330600     52.4078
 201206182300     393332400     52.9714
 201206182330     393334200     53.7194