% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201312180000     440596800     54.4341
 201312180030     440598600     53.5517
 201312180100     440600400     53.1118
 201312180130     440602200     53.7798
 201312180200     440604000     54.6218
 201312180230     440605800     54.2831
 201312180300     440607600     55.0604
 201312180330     440609400     56.1940
 201312180400     440611200     55.8969
 201312180430     440613000     58.0115
 201312180500     440614800     57.9101
 201312180530     440616600     58.6700
 201312180600     440618400     59.6375
 201312180630     440620200     59.6905
 201312180700     440622000     59.8029
 201312180730     440623800     60.5073
 201312180800     440625600     63.2032
 201312180830     440627400     64.9176
 201312180900     440629200     62.6186
 201312180930     440631000     62.0653
 201312181000     440632800     60.1409
 201312181030     440634600     58.2919
 201312181100     440636400     61.5564
 201312181130     440638200     61.6965
 201312181200     440640000     63.2326
 201312181230     440641800     61.3428
 201312181300     440643600     62.2158
 201312181330     440645400     61.9817
 201312181400     440647200     62.9591
 201312181430     440649000     63.5522
 201312181500     440650800     63.4614
 201312181530     440652600     61.9840
 201312181600     440654400     60.8922
 201312181630     440656200     59.2761
 201312181700     440658000     59.9278
 201312181730     440659800     60.4674
 201312181800     440661600     60.2493
 201312181830     440663400     59.8916
 201312181900     440665200     59.2002
 201312181930     440667000     59.9038
 201312182000     440668800     58.7903
 201312182030     440670600     59.4008
 201312182100     440672400     59.7633
 201312182130     440674200     58.2912
 201312182200     440676000     59.4611
 201312182230     440677800     61.0971
 201312182300     440679600     62.1570
 201312182330     440681400     62.4052