<html><head></head><body><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:large;"><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:large;"><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:large;"><div style="font-family:Helvetica Neue, Helvetica, Arial, sans-serif;font-size:large;"><div><span style="font-size:12.0pt;">HI</span></div><div><span style="font-size:12.0pt;">My projected is focused on studying
tropical cyclone. As far as I know, I have to compute some of the parameters <span style="font-size:12.0pt;"><span style="font-size:12.0pt;">related to the genesis potential index (GPI)
such as Vpot.</span></span> </span><span style="font-size:12.0pt;"><div style="margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal;"><span style="font-size:12.0pt;"></span></div></span><span style="font-size:12.0pt;"></span><span style="font-size:12.0pt;"></span><span style="font-size:12.0pt;"></span><span style="font-size:12.0pt;"></span><span style="font-size:12.0pt;"></span><span style="font-size:12.0pt;"> <div style="margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal;"><span style="font-size:12.0pt;"><div>I don't know<span lang="en"> <span>how</span><span> calculate</span></span>( <span>ln</span><span>θ</span><span style="font-size:8pt;">e</span><span>∗ </span><span style="font-size:10pt;">-</span><span>ln</span><span>θ) in GRADS?</span>
<br style=" font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "> <span>"θ</span><span>e</span><span>∗ </span><span style="font-size:10pt;">is the saturation equivalent potential temperature at the ocean surface, and </span><span>θ</span><span>e </span><span style="font-size:10pt;">is the<br>boundary layer equivalent potential temperature"</span>
<br style=" font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-align: -webkit-auto; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "> </div></span><div><span style="font-size:12.0pt;"><span lang="en"><span>Can you help me?</span></span></span></div><div><span style="font-size:12.0pt;">can you send <span lang="en"><span>related</span> <span>Scripts for me?</span></span> </span></div></div></span><span style="font-size:12.0pt;"> <div style="margin-bottom:0cm;margin-bottom:.0001pt;line-height:normal;"><span style="font-size:12.0pt;">Thank you for you consideration and
your time</span></div> </span> </div></div></div></div></div></body></html>