<div dir="ltr">Hi,<div>It was just an example. It is 100% clear that PBL can not be negative! </div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Tue, Apr 23, 2024 at 4:57 PM Ehsan Taghizadeh <<a href="mailto:ehsantaghizadeh@yahoo.com">ehsantaghizadeh@yahoo.com</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><div style="font-family:"bookman old style","new york",times,serif;font-size:16px"><div><div dir="ltr"><div dir="ltr">Dear Setareh,</div><div dir="ltr"><br></div><div dir="ltr">May I inquire if the attached figure is accurate? Specifically, are negative values for the Planetary Boundary Layer (PBL) Height reasonable?<br></div></div><div dir="ltr"><span><br></span></div><div><i style="font-family:"old times",serif"><font size="2">-----------------------------------------------------------------------------</font></i><br></div><div><div dir="ltr" style="font-family:"old times",serif;font-size:16px"><div dir="ltr" style="color:rgb(0,0,0);font-family:"old times",serif;font-size:16px"><i><font size="2">Sincerely,</font></i></div><div dir="ltr" style="color:rgb(0,0,0);font-family:"old times",serif;font-size:16px"><i><font size="2">Ehsan Taghizade<br></font></i></div></div></div></div><div><br></div>
        
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                        On Saturday, April 20, 2024 at 08:09:27 PM GMT+3:30, Setareh Rahimi via ncl-talk <<a href="mailto:ncl-talk@mailman.ucar.edu" target="_blank">ncl-talk@mailman.ucar.edu</a>> wrote:
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                <div><div id="m_5640417785871275503yiv5364783340"><div dir="ltr"><br clear="all"><div>Dear NCL users,</div><div><br></div><div>I need to plot Planet Boundry Height (PBL) like the attached one. But have no idea how to plot it. Would you please help me in this regard?</div><div>Many thanks.</div><span>-- </span><br><div dir="ltr">S.Rahimi<br><br></div></div>
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