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<div dir="ltr" data-setdir="false" style="font-size: 16px;">Dear Rick,</div><div dir="ltr" data-setdir="false" style="font-size: 16px;">Thank you so much for your quick help.</div><div dir="ltr" data-setdir="false" style="font-size: 16px;">That's exactly what I need.</div><div dir="ltr" data-setdir="false" style="font-size: 16px;"><br></div><div dir="ltr" data-setdir="false" style=""><i style=""><font size="2">Sincerely</font></i></div><div dir="ltr" data-setdir="false" style=""><i style=""><font size="2">Ehsan</font></i></div><div style="font-size: 16px;"><br></div>
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On Friday, June 19, 2020, 07:34:13 PM GMT+4:30, Rick Brownrigg <brownrig@ucar.edu> wrote:
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<div><div id="yiv2689683494"><div><div dir="ltr"><div>Hi,</div><div><br clear="none"></div><div>If I understand correctly (and that's a big "if"), you might check out the conform function:</div><div><br clear="none"></div><div><a rel="nofollow" shape="rect" target="_blank" href="http://ncl.ucar.edu/Document/Functions/Built-in/conform.shtml">http://ncl.ucar.edu/Document/Functions/Built-in/conform.shtml</a></div><div><br clear="none"></div><div>That is, I *think* if you make your pressure array conform to the temp/RH arrays, then you should be able to call mixhum_ptrh directly. It may take some experimentation.</div><div><br clear="none"></div><div>Hope that helps...</div><div>Rick</div><div><br clear="none"></div></div><br clear="none"><div class="yiv2689683494gmail_quote"><div class="yiv2689683494yqt0749460017" id="yiv2689683494yqt61454"><div class="yiv2689683494gmail_attr" dir="ltr">On Fri, Jun 19, 2020 at 8:52 AM Ehsan Taghizadeh via ncl-talk <<a rel="nofollow" shape="rect" ymailto="mailto:ncl-talk@mailman.ucar.edu" target="_blank" href="mailto:ncl-talk@mailman.ucar.edu">ncl-talk@mailman.ucar.edu</a>> wrote:<br clear="none"></div><blockquote class="yiv2689683494gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex;"><div><div style="font-family:bookman old style, new york, times, serif;font-size:16px;"><div dir="ltr">Dears,<br clear="none">I hope you're doing great.</div><div dir="ltr">I want to calculate "specific humidity" via "<span>mixhum_ptrh</span>". I have pressure, temperature and relative humidity arrays, but their dimensions are not the same! Actually I have temperature and relative humidity on grid points at different pressure levels. So their dimensions are like below:</div><div dir="ltr"><br clear="none"></div><div dir="ltr"><span><span style="color:rgb(0,0,0);font-family:courier, monaco, monospace, sans-serif;font-size:small;">Dimensions and sizes: [lv_ISBL0 | 15] x [lat_0 | 721] x [lon_0 | 1440]</span></span></div><div dir="ltr"><br clear="none"></div><div dir="ltr">However, the pressure array is the first dimension of them (<span><span style="color:rgb(0,0,0);font-family:courier, monaco, monospace, sans-serif;font-size:small;">lv_ISBL0</span></span>) and is like below:</div><div dir="ltr"><br clear="none"></div><div dir="ltr"><span><font style="background-color:inherit;" size="2" face="courier new, courier, monaco, monospace, sans-serif">Dimensions and sizes: [15]</font></span><br clear="none"></div><div dir="ltr"><br clear="none"></div><div dir="ltr">Actually, I want to calculate "specific humidity"<span><span style="color:rgb(0,0,0);font-family:old times, serif;font-size:16px;"> for each grid point at each pressure level. May I ask any help to use "</span></span><span style="font-family:courier;font-size:13.3333px;white-space:pre-wrap;">mixhum_ptrh</span><span><span style="color:rgb(0,0,0);font-family:old times, serif;font-size:16px;">" without do loops over the grid points?</span></span></div><div dir="ltr"><span><span style="color:rgb(0,0,0);font-family:old times, serif;font-size:16px;"><br clear="none"></span></span></div><div dir="ltr"><span><span style="color:rgb(0,0,0);font-family:old times, serif;font-size:16px;">I hope I could explain my problem clearly and I hope to hear from you.</span></span></div><div dir="ltr"><span><span style="color:rgb(0,0,0);font-family:old times, serif;font-size:16px;"><br clear="none"></span></span></div><div dir="ltr"><span><span style="color:rgb(0,0,0);font-family:old times, serif;"><i><font size="2">Sincerely</font></i></span></span></div><div dir="ltr"><span><span style="color:rgb(0,0,0);font-family:old times, serif;"><i><font size="2">Ehsan</font></i></span></span></div></div></div>_______________________________________________<br clear="none">
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