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</o:shapelayout></xml><![endif]--></head><body lang=EN-NZ link=blue vlink=purple><div class=WordSection1><p class=MsoNormal>Hi Malleswararao <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>It is easy to open a DODS data file using the sdfopen command.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>In a script perhaps <o:p></o:p></p><p class=MsoNormal>‘sdfopen <a href="http://nomads.ncep.noaa.gov:990/dods/gfs_hd20130603/gfs_hd_12z">http://nomads.ncep.noaa.gov:990/dods/gfs_hd20130603/gfs_hd_12z</a>’<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Which would put you straight into the data directory and access the current GFS 0.5 degree forecast data.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>What you would do with the script is put the base url as a variable ie/<o:p></o:p></p><p class=MsoNormal>Baseurl = ‘nomads.ncep.noaa.gov:9090/dods/gfs_hd’<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Pass the date arguments to the script<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>How I do it <o:p></o:p></p><p class=MsoNormal>Run myscript_that_uses_GFS_data.gs 2013-06-03 12z 1<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Date = subwrd(args, 1)<o:p></o:p></p><p class=MsoNormal>Hour= subwrd(args, 2)<o:p></o:p></p><p class=MsoNormal>Valid= subwrd(args, 3) this is to fire up the script on a specific time step I just normally do 1<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>So the <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>‘sdfopen http://’ baseurl ‘gfs_hd’ date ‘/gfs_hd_’ hour ‘z’<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Which should work <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Regards Howard <o:p></o:p></p><p class=MsoNormal>Metris Limited<o:p></o:p></p><p class=MsoNormal>New Zealand<o:p></o:p></p></div></body></html>