>From: address@hidden (Chris Hennon) >Organization: . >Keywords: 200004111430.IAA01805 >Steve - > >I'd like to create 24 hour meteograms that will update every hour. Can >you specify more than 1 surface file so that sfgram will always be able to >find 24 hours worth of data? Thanks. > >Chris > > Chris, No, the surface programs can only open a single file at a time. The Grid programs are the only ones that have the syntax for multiple files. You could use sfmod with possibly sfdelt to keep a small file of obs for your meteograms updated from the daily files. Steve Chiswell