% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201206190000     393336000     49.6519
 201206190030     393337800     51.5094
 201206190100     393339600     50.4058
 201206190130     393341400     49.9309
 201206190200     393343200     49.5033
 201206190230     393345000     51.6999
 201206190300     393346800     51.8699
 201206190330     393348600     50.8222
 201206190400     393350400     47.8543
 201206190430     393352200     46.3411
 201206190500     393354000     46.1614
 201206190530     393355800     45.5037
 201206190600     393357600     46.3665
 201206190630     393359400     45.8125
 201206190700     393361200     44.3469
 201206190730     393363000     43.7098
 201206190800     393364800     43.4677
 201206190830     393366600     42.5040
 201206190900     393368400     42.5078
 201206190930     393370200     42.9262
 201206191000     393372000     42.8921
 201206191030     393373800     41.1368
 201206191100     393375600     41.4523
 201206191130     393377400     42.1656
 201206191200     393379200     42.0202
 201206191230     393381000     41.3987
 201206191300     393382800     41.5632
 201206191330     393384600     42.4560
 201206191400     393386400     42.7718
 201206191430     393388200     43.5391
 201206191500     393390000     44.4906
 201206191530     393391800     44.5215
 201206191600     393393600     45.5924
 201206191630     393395400     46.9498
 201206191700     393397200     46.4101
 201206191730     393399000     46.2567
 201206191800     393400800     45.0333
 201206191830     393402600     44.1347
 201206191900     393404400     44.8120
 201206191930     393406200     43.9756
 201206192000     393408000     44.5849
 201206192030     393409800     46.3692
 201206192100     393411600     50.3193
 201206192130     393413400     54.3099