<div><div class="gmail_msg"><br class="gmail_msg"><div class="gmail_quote gmail_msg"><div class="gmail_msg"><div class="gmail_quote gmail_msg"><div class="gmail_msg"><div class="gmail_msg"><div class="gmail_msg">Dear GrADS users,<br class="gmail_msg"></div>I would like to ask you a favour.</div><div class="gmail_msg"><br class="gmail_msg"></div><div class="gmail_msg">I would like to compute moisture flux convergence at a grid point at a given pressure level and a given time. I have u-wind, v-wind and specific humidity. <br class="gmail_msg"><br class="gmail_msg">Can anybody please help me how to compute it? I have written a script. I don't know whether it is a correct way?<br class="gmail_msg"><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg"><br class="gmail_msg"></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg">'open u-wind.ctl'<br class="gmail_msg"></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg">'open v-wind.ctl'<br class="gmail_msg"></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg">'open q.ctl'<br class="gmail_msg"><br class="gmail_msg"></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg">'set lev 850'<br class="gmail_msg"></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg">'set t 1'<br class="gmail_msg"><br class="gmail_msg"></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg"><font size="2" class="gmail_msg"><span style="font-family:arial,helvetica,sans-serif" class="gmail_msg">'define qu=u.1*q.3'<br class="gmail_msg"></span></font></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg"><font size="2" class="gmail_msg"><span style="font-family:arial,helvetica,sans-serif" class="gmail_msg">'define qv=v.2*q.3'<br class="gmail_msg"></span></font></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg"><font size="2" class="gmail_msg"><span style="font-family:arial,helvetica,sans-serif" class="gmail_msg">'define divqV=hdivg(qu,qv)'<code class="gmail_msg"></code></span></font></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg"><br class="gmail_msg"></span><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg">'set lat 23'<br class="gmail_msg"></span></div><span style="color:rgb(255,0,0)" class="gmail_msg">'set lon 78'<br class="gmail_msg"></span></div><div class="gmail_msg"><span style="color:rgb(255,0,0)" class="gmail_msg">'d divqV'</span><br class="gmail_msg"><br class="gmail_msg"><br clear="all" class="gmail_msg"></div>Thank you, in advance, for any kind of help of suggestion in this regard.<br class="gmail_msg"><span class="m_823647667544212656gmail-HOEnZb gmail_msg"></span></div></div></div></div><span class="m_823647667544212656gmail-HOEnZb gmail_msg"><font color="#888888" class="gmail_msg">
</font></span></div>
</div>
</div><div dir="ltr">-- <br></div><div data-smartmail="gmail_signature"><div dir="ltr"><div>Kind Regards,<br></div>Mano<br></div></div>