National Digital Forecast Database (NDFD)
Access to NDFD products is available through the NOAA National Operational Model Archive and Distribution System (NOMADS). For data prior to October 6, 2008, access is provided through the NCEI HDSS Access Service (HAS) offline request system. Requests are limited to one day at a time due to the size and processing required. HAS access is recommended for users wanting to obtain many days of NDFD data.
|Product||Grid/Scale||Period of Record||Model Cycle||Output Timestep||Data Access Links|
|NDFD||Various||Approx. ten years to present online||Daily, various cycles||Various||FTP HTTPS TDS|
|NDFD - By WMO Header||Various||6Jun2004–Present||Daily, various cycles||Various||HAS|
|NDFD Daily Tar Files||Various||6Jun2004–5Oct2008||Daily, various cycles||Various|
Data Usage Notes