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</o:shapelayout></xml><![endif]--></head><body lang=EN-SG link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Hi Andrea,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Thanks for your answer, however even if I don’t include SST info via WPS in the met_files, only using sst_update (daily SST from polar.ncep.noaa.gov) I can see that there is initial conditions created containing this SST info(wrflow_input*). The results are also different from using or not SST_udate (as explained in the ARW_Users’s guide- “<b><i>Using sst_update option</i></b>”).<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>So my question is more on what is the difference in updating through wrflow_input or using the SST info through metfiles? <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>A million of thanks!<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'>Elena<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span lang=EN-US style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> Andrea N. Hahmann [mailto:ahah@dtu.dk] <br><b>Sent:</b> Thursday, 8 November, 2012 3:35 AM<br><b>To:</b> Elena Maria Pison San Pedro; wrfhelp@ucar.edu<br><b>Cc:</b> wrf-users@ucar.edu<br><b>Subject:</b> RE: SST update versus SST used in initial conditions<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:black'>Elena<br><br>WPS (your second line) makes the file containing the SSTs that WRF reads in when sst_update=1 (your first line).<br>Hope this helps,<br><br>Andrea Hahmann<br>DTU Wind Energy<br>Denmark<o:p></o:p></span></p><div class=MsoNormal align=center style='text-align:center'><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><hr size=2 width="100%" align=center></span></div><div id=divRpF691377><p class=MsoNormal style='margin-bottom:12.0pt'><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:black'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif";color:black'> <a href="mailto:wrf-users-bounces@ucar.edu">wrf-users-bounces@ucar.edu</a> [wrf-users-bounces@ucar.edu] on behalf of Elena Maria Pison San Pedro [emp@dhi.com.sg]<br><b>Sent:</b> Wednesday, November 07, 2012 9:52 AM<br><b>To:</b> <a href="mailto:wrfhelp@ucar.edu">wrfhelp@ucar.edu</a><br><b>Cc:</b> <a href="mailto:wrf-users@ucar.edu">wrf-users@ucar.edu</a><br><b>Subject:</b> [Wrf-users] SST update versus SST used in initial conditions</span><span style='font-size:12.0pt;font-family:"Times New Roman","serif";color:black'><o:p></o:p></span></p></div><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Hi,</span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> </span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>I would like to know which is the difference if there is any between:</span><span style='color:black'><o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt'><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>-</span><span style='font-size:7.0pt;font-family:"Times New Roman","serif";color:black'> </span><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> updating daily SST information into the model via <b>sst_update =1</b> in <u>namelist.input</u> and</span><span style='color:black'><o:p></o:p></span></p><p class=MsoListParagraph style='text-indent:-18.0pt'><span class=style1><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>-</span></span><span class=style1><span style='font-size:7.0pt;font-family:"Times New Roman","serif";color:black'> </span><span style='color:black'>Introducing SST information via WPS with the “<b>prefix = 'SST' and </b></span></span><b><span style='color:black'>fg_name = 'FILE'</span></b><span style='color:black'> “<span class=style1> in <u>namelist.wps</u>?</span><o:p></o:p></span></p><p class=MsoListParagraph><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> </span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Thanks a lot in advance!</span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> </span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Kindly regards,</span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'>Elena</span><span style='color:black'><o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:black'> </span><span style='color:black'><o:p></o:p></span></p><table class=MsoNormalTable border=0 cellspacing=0 cellpadding=0 width=500 style='width:375.0pt'><tr style='height:18.75pt'><td colspan=3 valign=top style='padding:0cm 0cm 0cm 0cm;height:18.75pt'><p class=MsoNormal style='line-height:18.75pt'><span style='font-size:8.0pt;font-family:"Arial","sans-serif"'> </span><o:p></o:p></p></td></tr><tr><td colspan=3 valign=top style='padding:0cm 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Arial","sans-serif";color:#004165'>Elena Pison San Pedro</span></b><o:p></o:p></p></td></tr><tr><td colspan=3 valign=top style='padding:0cm 0cm 0cm 0cm'><p class=MsoNormal><span style='font-size:9.0pt;font-family:"Arial","sans-serif";color:#51626F'>M.Sc. in Atmospheric Sciences</span><o:p></o:p></p></td></tr><tr><td colspan=3 valign=top 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