U.S. Navy SPOT Global Surface and Upper Air Observations, daily 1971-1996
The Navy Fleet Numerical Weather Center (FNWC) collects, on
an operational basis, surface and upper air data from the
Global Telecommunications System (GTS). DSS created the subsets.
Coverage and quality inferior to NCEP/NMC ADP - we recommend using
DS464.0 and DS353.4.