% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201312030000     439300800     59.7874
 201312030030     439302600     59.5970
 201312030100     439304400     59.5275
 201312030130     439306200     59.5460
 201312030200     439308000     61.1137
 201312030230     439309800     60.2389
 201312030300     439311600     59.7182
 201312030330     439313400     59.6259
 201312030400     439315200     60.3348
 201312030430     439317000     60.0692
 201312030500     439318800     58.9672
 201312030530     439320600     57.4901
 201312030600     439322400     55.5350
 201312030630     439324200     54.5138
 201312030700     439326000     53.8051
 201312030730     439327800     53.6436
 201312030800     439329600     52.9994
 201312030830     439331400     51.4345
 201312030900     439333200     49.9420
 201312030930     439335000     48.8302
 201312031000     439336800     48.4074
 201312031030     439338600     46.6863
 201312031100     439340400     46.1803
 201312031130     439342200     45.8909
 201312031200     439344000     46.0086
 201312031230     439345800     48.2158
 201312031300     439347600     47.8945
 201312031330     439349400     45.0246
 201312031400     439351200     44.8092
 201312031430     439353000     44.9993
 201312031500     439354800     43.9623
 201312031530     439356600     45.6696
 201312031600     439358400     46.7671
 201312031630     439360200     47.7038
 201312031700     439362000     47.0376
 201312031730     439363800     44.5230
 201312031800     439365600     44.8816
 201312031830     439367400     44.6847
 201312031900     439369200     46.2285
 201312031930     439371000     46.0995
 201312032000     439372800     45.6872
 201312032030     439374600     45.0922
 201312032100     439376400     45.8767
 201312032130     439378200     45.2764
 201312032200     439380000     45.0388
 201312032230     439381800     45.6579
 201312032300     439383600     46.1231
 201312032330     439385400     46.4868