% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201105310000     360072000     56.2421
 201105310030     360073800     56.0752
 201105310100     360075600     55.3445
 201105310130     360077400     54.2824
 201105310200     360079200     53.9210
 201105310230     360081000     52.7213
 201105310300     360082800     51.5637
 201105310330     360084600     50.8695
 201105310400     360086400     50.6530
 201105310430     360088200     50.1292
 201105310500     360090000     49.7384
 201105310530     360091800     48.9812
 201105310600     360093600     47.6222
 201105310630     360095400     45.8209
 201105310700     360097200     44.4777
 201105310730     360099000     45.9891
 201105310800     360100800     48.1580
 201105310830     360102600     48.6412
 201105310900     360104400     49.4249
 201105310930     360106200     50.5645
 201105311000     360108000     51.5208
 201105311030     360109800     52.1896
 201105311100     360111600     52.6756
 201105311130     360113400     52.2300
 201105311200     360115200     52.1170
 201105311230     360117000     52.7468
 201105311300     360118800     53.3287
 201105311330     360120600     53.9737
 201105311400     360122400     54.2065
 201105311430     360124200     53.7716
 201105311500     360126000     53.7560
 201105311530     360127800     54.7766
 201105311600     360129600     55.7417
 201105311630     360131400     56.7602
 201105311700     360133200     57.2074
 201105311730     360135000     57.6146
 201105311800     360136800     57.8758
 201105311830     360138600     57.9976
 201105311900     360140400     59.2252
 201105311930     360142200     59.0101
 201105312000     360144000     57.7353
 201105312030     360145800     57.4436
 201105312100     360147600     57.9055
 201105312130     360149400     58.0886
 201105312200     360151200     58.2268
 201105312230     360153000     59.1002
 201105312300     360154800     60.0907
 201105312330     360156600     60.5122