This reference describes the communication identifiers for NDFD products. 
                It also provides the directory and file names for these products. It is 
                intended to give more current information than that available from 
                www.nws.noaa.gov/datamgmt/doc/ndfdindex.html.   For more general and 
                technical information on the NDFD, please go to www.weather.gov/ndfd.
  

                A customer feedback survey for the NDFD can be found on the Office of Services
                National Catalogue of NWS Products web page. Until the form is made interactive,
                responses should be e-mailed to NWSProducts@noaa.gov.