% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201210170000     403704000     59.6613
 201210170030     403705800     57.9880
 201210170100     403707600     57.4634
 201210170130     403709400     56.5360
 201210170200     403711200     55.0661
 201210170230     403713000     55.6917
 201210170300     403714800     54.5959
 201210170330     403716600     54.9587
 201210170400     403718400     55.0845
 201210170430     403720200     53.1670
 201210170500     403722000     51.3302
 201210170530     403723800     51.7963
 201210170600     403725600     51.1859
 201210170630     403727400     49.9566
 201210170700     403729200     48.3554
 201210170730     403731000     46.8093
 201210170800     403732800     45.5311
 201210170830     403734600     45.1941
 201210170900     403736400     44.6217
 201210170930     403738200     43.2577
 201210171000     403740000     43.2271
 201210171030     403741800     44.8578
 201210171100     403743600     45.9923
 201210171130     403745400     46.8269
 201210171200     403747200     46.1297
 201210171230     403749000     46.5406
 201210171300     403750800     48.4573
 201210171330     403752600     48.4694
 201210171400     403754400     49.3768
 201210171430     403756200     49.2983
 201210171500     403758000     49.7660
 201210171530     403759800     49.5678
 201210171600     403761600     48.9886
 201210171630     403763400     49.5183
 201210171700     403765200     48.6832
 201210171730     403767000     51.3712
 201210171800     403768800     48.9811
 201210171830     403770600     48.0187
 201210171900     403772400     48.3047
 201210171930     403774200     49.1055
 201210172000     403776000     46.5378
 201210172030     403777800     47.7839
 201210172100     403779600     48.4221
 201210172130     403781400     50.7838
 201210172200     403783200     52.0558
 201210172230     403785000     51.3652
 201210172300     403786800     52.2954
 201210172330     403788600     52.5262