10 0 NO WIND SPEED DATA AVAILABLE 21 1 AMSR-E DATA 32 2 TMI DATA 43 3 NWP: ECMWF 54 4 NWP: UK MET OFFICE 65 5 NWP: NCEP 76 6 REFERENCE CLIMATOLOGY 87 7 ERS_SCATTEROMETER 931 31 MISSING VALUE 10