% yyyymmddhhmm     segJulA     IWV  
%    (GMT)          (GMT)     kg/m2 
 201108152030     366712200     45.0127
 201108152100     366714000     44.0984
 201108152130     366715800     43.0869
 201108152200     366717600     43.0773
 201108152230     366719400     43.0683
 201108152300     366721200     43.8038
 201108152330     366723000     44.4137