1 0 Surface data - land 0 Hourly synoptic observations from fixed-land stations (SYNOP) Operational 2 0 Surface data - land 1 Intermediate synoptic observations from fixed-land stations (SYNOP) Operational 3 0 Surface data - land 2 Main synoptic observations from fixed-land stations (SYNOP) Operational 4 0 Surface data - land 3 Hourly synoptic observations from mobile-land stations (SYNOP MOBIL) Operational 5 0 Surface data - land 4 Intermediate synoptic observations from mobile-land stations (SYNOP MOBIL) Operational 6 0 Surface data - land 5 Main synoptic observations from mobile-land stations (SYNOP MOBIL) Operational 7 0 Surface data - land 6 One-hour observations from automated stations Operational 8 0 Surface data - land 7 n-minute observations from AWS stations Operational 9 0 Surface data - land 10 Routine aeronautical observations (METAR) Operational 10 0 Surface data - land 11 Special aeronautical observations (SPECI) Operational 11 0 Surface data - land 14 Ground-based GPS humidity observations (GPSIWV) Operational 12 0 Surface data - land 20 Climatological observations (CLIMAT) Operational 13 0 Surface data - land 30 Sferics locations Operational 14 0 Surface data - land 40 Hydrologic reports Operational 15 0 Surface data - land 50 Hourly synoptic observations with supplementary one-hour data Operational 16 0 Surface data - land 51 Intermediate synoptic observations with supplementary one-hour data Operational 17 0 Surface data - land 52 Main synoptic observations with supplementary one-hour data Operational 18 1 Surface data - sea 0 Synoptic observations (SHIP) Operational 19 1 Surface data - sea 6 One-hour observations from automated stations Operational 20 1 Surface data - sea 7 n-minute observations from AWS stations Operational 21 1 Surface data - sea 20 Climatological observations (CLIMAT SHIP) Operational 22 1 Surface data - sea 25 Buoy observation (BUOY) Operational 23 1 Surface data - sea 30 Tide gauge Operational 24 1 Surface data - sea 31 Observed water level time series Operational 25 2 Vertical soundings (other than satellite) 1 Upper-wind reports from fixed-land stations (PILOT) Operational 26 2 Vertical soundings (other than satellite) 2 Upper-wind reports from ships (PILOT SHIP) Operational 27 2 Vertical soundings (other than satellite) 3 Upper-wind reports from mobile land stations (PILOT MOBIL) Operational 28 2 Vertical soundings (other than satellite) 4 Upper-level temperature/humidity/wind reports from fixed-land stations (TEMP) Operational 29 2 Vertical soundings (other than satellite) 5 Upper-level temperature/humidity/wind reports from ships (TEMP SHIP) Operational 30 2 Vertical soundings (other than satellite) 6 Upper-level temperature/humidity/wind report from mobile land stations (TEMP MOBIL) Operational 31 2 Vertical soundings (other than satellite) 7 Upper-level temperature/humidity/wind reports from dropwinsondes (TEMP DROP) Operational 32 2 Vertical soundings (other than satellite) 10 Wind profiler reports Operational 33 2 Vertical soundings (other than satellite) 11 RASS temperature profiles Operational 34 2 Vertical soundings (other than satellite) 20 ASDAR/ACARS profiles (AMDAR) Operational 35 2 Vertical soundings (other than satellite) 21 Profiles of atmospheric constituents concentrations Operational 36 2 Vertical soundings (other than satellite) 25 Climatological observations from fixed-land stations (CLIMAT TEMP) Operational 37 2 Vertical soundings (other than satellite) 26 Climatological observations from ships (CLIMAT TEMP SHIP) Operational 38 3 Vertical soundings (satellite) 0 Temperature (SATEM) Operational 39 3 Vertical soundings (satellite) 1 TIROS (TOVS) Operational 40 3 Vertical soundings (satellite) 2 ATOVS Operational 41 3 Vertical soundings (satellite) 3 AMSU-A Operational 42 3 Vertical soundings (satellite) 4 AMSU-B Operational 43 3 Vertical soundings (satellite) 5 HIRS Operational 44 3 Vertical soundings (satellite) 6 MHS Operational 45 3 Vertical soundings (satellite) 7 IASI Operational 50 4 Single level upper-air data (other than satellite) 0 ASDAR/ACARS (AMDAR) Operational 51 4 Single level upper-air data (other than satellite) 1 Manual (AIREP, PIREP) Operational 52 5 Single level upper-air data (satellite) 0 Cloud wind data (SATOB) Operational 54 6 Radar data 0 Reflectivity data Operational 55 6 Radar data 1 Doppler wind profiles Operational 56 6 Radar data 2 Derived products Operational 57 6 Radar data 3 Ground radar weather (RADOB) Operational 58 7 Synoptic features 0 Forecast tropical cyclone tracks from EPS Operational 59 7 Synoptic features 1 Squall line Operational 60 8 Physical/chemical constituents 0 Surface ozone Operational 61 8 Physical/chemical constituents 1 Ozone vertical sounding Operational 62 8 Physical/chemical constituents 2 Total ozone Operational 63 9 Dispersal and transport 0 Trajectories, analysis or forecast Operational 64 10 Radiological data 1 Observation (RADREP) Operational 65 10 Radiological data 2 Forecast (RADOF) Operational 66 12 Surface data (satellite) 0 ERS-uwa Operational 67 12 Surface data (satellite) 1 ERS-uwi Operational 68 12 Surface data (satellite) 2 ERS-ura Operational 69 12 Surface data (satellite) 3 ERS-uat Operational 70 12 Surface data (satellite) 4 SSM/I radiometer Operational 71 12 Surface data (satellite) 5 Quikscat Operational 72 12 Surface data (satellite) 6 Surface temp./radiation (SATOB) Operational 73 12 Surface data (satellite) 7 ASCAT data Operational 80 21 Radiances (satellite measured) 5 Cross-track infrared sounder Operational 81 21 Radiances (satellite measured) 6 Advanced technology microwave sounder Operational 82 21 Radiances (satellite measured) 7 Visible/infrared imager radiometer suite Operational 102 31 Oceanographic data 0 Surface observation Operational 103 31 Oceanographic data 1 Surface observation along track (TRACKOB) Operational 104 31 Oceanographic data 2 Spectral wave observation (WAVEOB) Operational 105 31 Oceanographic data 3 Bathythermal observation (BATHY) Operational 106 31 Oceanographic data 4 Sub-surface floats (profile) Operational 107 31 Oceanographic data 5 XBT/XCTD profiles (TESAC) Operational 108 31 Oceanographic data 6 Waves reports Operational 109 31 Oceanographic data 7 Tsunameter data Operational 117 101 Image data (satellite) 7 SMOS data Operational