Hi, http://www.ncl.ucar.edu/Applications/Scripts/eof_5.ncl In this example normalised time series with unit m. Could someone help me to interpret? Generally, normalised values are unitless. Thank you, -------------- next part -------------- An HTML attachment was scrubbed... URL: http://mailman.ucar.edu/pipermail/ncl-talk/attachments/20160527/4d1337c1/attachment.html