<div dir="ltr">Thanks a lot Dennis. This is very useful and answers my needs.<br><div>I really appreciate.</div><div>Zilore Mumba</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Wed, Jul 21, 2021 at 5:01 PM Dennis Shea <<a href="mailto:shea@ucar.edu">shea@ucar.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><a href="https://www.ncl.ucar.edu/Document/Functions/Contributed/calculate_daily_values.shtml" target="_blank"><b>calculate_daily_values</b></a><b> </b>will return the daily minimum of each day's input values. <br></div><div>It should work for any grid. For 24 hourly values, it will return the min value. <br></div><div><br></div><div><br></div><div>===</div><div>As noted in the function's documentation, the <br></div><div><p>
<a href="https://code.zmaw.de/projects/cdo" target="_blank"><b>Climate Data Operators (CDO)</b></a> operators will process all variables on the file. For example:
</p><pre> <b>cdo daymean</b> <a href="http://foo_hourly.nc" target="_blank">foo_hourly.nc</a> <a href="http://foo_daily_mean.nc" target="_blank">foo_daily_mean.nc</a>
<b>cdo daymin </b> <a href="http://foo_hourly.nc" target="_blank">foo_hourly.nc</a> <a href="http://foo_daily_min.nc" target="_blank">foo_daily_min.nc</a>
<b>cdo daymax </b> <a href="http://foo_hourly.nc" target="_blank">foo_hourly.nc</a> <a href="http://foo_daily_max.nc" target="_blank">foo_daily_max.nc</a>
<b>cdo daysum </b> <a href="http://foo_hourly.nc" target="_blank">foo_hourly.nc</a> <a href="http://foo_daily_sum.nc" target="_blank">foo_daily_sum.nc</a><br><br>===<br>NCL also offers: <a href="https://www.ncl.ucar.edu/Document/Functions/Contributed/calculate_segment_values.shtml" target="_blank"><b>calculate_segment_values</b></a><br>Calculate segment (eg, pentad [5-day], weekly [7-day]) values from high frequency temporal values.
</pre></div><br></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jul 20, 2021 at 5:50 PM Rick Brownrigg via ncl-talk <<a href="mailto:ncl-talk@mailman.ucar.edu" target="_blank">ncl-talk@mailman.ucar.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div>Hi Zilore, <br></div><div><br></div><div>I don't have an easy solution to share, and I'm not certain what your data looks like, but I would have to think the functions dim_min_n/dim_max_n would do what you want:</div><div><br></div><div> <a href="http://ncl.ucar.edu/Document/Functions/Built-in/dim_min_n.shtml" target="_blank">http://ncl.ucar.edu/Document/Functions/Built-in/dim_min_n.shtml</a></div><div> <a href="http://ncl.ucar.edu/Document/Functions/Contributed/dim_min_n_Wrap.shtml" target="_blank">http://ncl.ucar.edu/Document/Functions/Contributed/dim_min_n_Wrap.shtml</a></div><div><br></div><div>The "Wrap" version preserves metadata, if that's important to your application. Perhaps someone else can suggest a better approach.</div><div><br></div><div>Rick</div><div><br></div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Jul 20, 2021 at 3:36 PM Zilore Mumba via ncl-talk <<a href="mailto:ncl-talk@mailman.ucar.edu" target="_blank">ncl-talk@mailman.ucar.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div>Dear all,</div><div>I am wondering if someone could have a script to compute minimum and maximum temperatures from WRF output, which they could share.</div><div>I am running WRFV4.0. I want to compute surface minimum and maximum temperatures at all grid points so that I can plot them, for day 1 to 5. The closest I came to getting help was the post here <a href="https://www.ncl.ucar.edu/Support/talk_archives/2010/0541.html" target="_blank">https://www.ncl.ucar.edu/Support/talk_archives/2010/0541.html</a>, but I am still trying to adapt this to my needs. I am also not able to find any suggestion of such a computation on the ncl website.</div><div>I will appreciate it if someone has an easy solution which they can share.</div><div>Thanks</div><div>Zilore Mumba<br></div></div>
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