Thanks for your assistance... So, what would i help you??? Well, i am using datas of GFS as boundary for Model WRF NMM and MM5, exactly i am using GFS in format Grib... -- Ing. Rafael E. Mundaray M. -------------- next part -------------- An HTML attachment was scrubbed... URL: http://gradsusr.org/pipermail/gradsusr/attachments/20070507/79729e92/attachment.html