<html>
<head>
<style><!--
.hmmessage P
{
margin:0px;
padding:0px
}
body.hmmessage
{
font-size: 12pt;
font-family:Calibri
}
--></style></head>
<body class='hmmessage'><div dir='ltr'>The 1st one sums the precipitation for 6 hours while the 2nd one merges the six precipitations(one for each hour) in a column...<br><div><div dir="ltr"><div class="ecxgmail_default" style="font-family:verdana,sans-serif;"><br></div><div class="ecxgmail_default" style="font-family:verdana,sans-serif;"><br></div><div class="ecxgmail_default" style="font-family:verdana,sans-serif;"><br></div><div class="ecxgmail_default" style="font-family:verdana,sans-serif;"><br></div><div class="ecxgmail_default" style="font-family:verdana,sans-serif;"><b style="font-family: Calibri, sans-serif;">Best regards<br><br>Uzair Mannan<br>Cell: +923323489950<br>NED University of Engineering & Technology</b><br style="font-family: Calibri, sans-serif;"><b style="font-family: Calibri, sans-serif;">Karachi, Pakistan</b></div></div></div> </div></body>
</html>