<div dir="ltr">You need to interpolate the data to the height or pressure levels that you want. Since you probably want several vertical levels, I would recommend wrf_user_vert_interp:<div><br></div><div><a href="https://www.ncl.ucar.edu/Document/Functions/WRF_arw/wrf_user_vert_interp.shtml">https://www.ncl.ucar.edu/Document/Functions/WRF_arw/wrf_user_vert_interp.shtml</a><br></div><div><br></div><div>You could also use wrf_user_intrp3d, but this only allows for one vertical level at a time: <a href="https://www.ncl.ucar.edu/Document/Functions/WRF_arw/wrf_user_intrp3d.shtml">https://www.ncl.ucar.edu/Document/Functions/WRF_arw/wrf_user_intrp3d.shtml</a> </div><div><br></div><div>Hope this helps,</div><div><br></div><div>Bill</div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Jun 7, 2018 at 5:25 PM, E Mobarak <span dir="ltr"><<a href="mailto:mobarak_e@yahoo.com" target="_blank">mobarak_e@yahoo.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div><div style="font-family:times new roman,new york,times,serif;font-size:16px"><div style="font-family:times new roman,new york,times,serif;font-size:16px">Hi Dear</div><div style="font-family:times new roman,new york,times,serif;font-size:16px">I want draw  meteogram wrfchem model dust  vs height or pressure but ncl example is model levels</div><div style="font-family:times new roman,new york,times,serif;font-size:16px">how i change vertical axis to limited height(6km) or limited pressure(500 hpa)</div><div style="font-family:times new roman,new york,times,serif;font-size:16px"><br></div><div style="font-family:times new roman,new york,times,serif;font-size:16px">thanks for response<br></div></div></div><br>______________________________<wbr>_________________<br>
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