It depends on exactly what you want to compute.  Do you want to compute total shear in the form of the length of the hodograph or bulk shear, the vector wind difference in a layer bounded by two levels?<br><br>Jeff Duda<br>
<br><div class="gmail_quote">On Thu, Sep 8, 2011 at 4:53 AM, SRAVANI A <span dir="ltr">&lt;<a href="mailto:srisravani.a@gmail.com">srisravani.a@gmail.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
<br clear="all">dear grads user <br>i want to calculate the verticle shear of horizontal wind. plese help me how to calculate the shear <br>Thanking you in adavnce<br><font color="#888888">-- <br><font style="font-family:arial,helvetica,sans-serif" size="2"><span style="color:rgb(255, 102, 102)">A.Sravani</span><br>

</font><font style="font-family:arial,helvetica,sans-serif" color="#3366ff" size="2">Research Scholar</font><font style="font-family:arial,helvetica,sans-serif" size="2"><br><span style="color:rgb(51, 51, 255)">Department of Meteorology &amp; Oceanography</span><br style="color:rgb(51, 51, 255)">

<span style="color:rgb(51, 51, 255)">Andhra university</span><br style="color:rgb(51, 51, 255)"><span style="color:rgb(51, 51, 255)">Visakhapatnam</span></font><br><br>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Jeff Duda<br>Iowa State University<br>Meteorology Graduate Student<br><a href="http://www.meteor.iastate.edu/%7Ejdduda" target="_blank">www.meteor.iastate.edu/~jdduda</a><br>