WMO Volume 306 Manual on Codes: Part A Alphanumeric Codes Meteorology Climatology Oceanography Hydrology Agriculture International dissemination of meteorological data draft 0.1 2004-04-05T12:00:00 CI_ResponsibleParty WMO ET-IDM en SYNOP FM 12-XI Ext. SYNOP Report ob surface observation from a fixed land station AAXX WMO block number block number in 2 figures of WMO station code WMO station number station number in 3 figures of WMO station code day day of report issue hour hour of report issue minute minute of report issue original wind speed units BUFR code table wind direction wind speed air temperature dewpoint relative humidity horizontal visibility vertical visibility present weather past weather period most signif past weather report least signif past weather report amount of all cloud present period when max temp reported maximum air temperature period when min temp reported minimum air temperature minimum grass temperature state of ground with/without snow total snow depth BUFR code table section 1 rainfall period section 1 rainfall amount section 3 rainfall period section 3 rainfall amount total precipitation past 24 hrs start of period of max gust end of period of max gust highest gust recorded start of period of high mean wind end of period of high mean wind highest mean wind speed pressure at mean sea level pressure at station level standard pressure level geopotential height of agreed lev 3 hour pressure tendency 3 hour pressure change 24 hour pressure change type of evapotranspiration inst evapotranspiration amount sunshine duration in last 24 hrs sunshine duration in last hour net radiation in last hour global radiation in last hour diffuse radiation in last hour long-wave rad in last hour short-wave rad in last hour net short-wave rad in last hour direct solar rad in last hour net radiation in last 24 hrs global radiation in last 24 hrs diffuse radiation in last 24 hrs long-wave rad in last 24 hrs short-wave rad in last 24 hrs net short-wave rad in last 24 hrs direct solar rad in last 24 hrs visibility in seaward direction state of sea temperature measuring method sea surface temperature wave measuring method height of wind waves period of wind waves primary swell wave direction primary swell wave period primary swell wave height secondary swell wave direction secondary swell wave period secondary swell wave height low cloud type (CL) medium cloud type (CM) high cloud type (CH) low cloud amount height of base of cloud cloud amount (8 groups) cloud type (8 groups) height of cloud base (8 groups) below station cloud amount below station cloud type below station cloud base height below station cloud base type above station cloud amount above station cloud type above station cloud top height above station cloud top type AMDAR FM 42-XI Ext. AMDAR Aircraft meteorological data relay AMDAR component of AMDAR the definition of the component term ARFOR FM 53-X Ext. ARFOR Area forecast for aviation ARFOR component of ARFOR the definition of the component term SHIP FM 13-XI Ext. SHIP Report of surface observation from a sea station BBXX component of SHIP the definition of the component term BUFR FM 94-XI Ext. BUFR Binary Universal Form for the Representation of meteorological data BUFR component of BUFR the definition of the component term SAREP_A FM 85-IX SAREP Report of synoptic interpretation of cloud data obtained from a meteorological satellite Part A CCAA component of SAREP_A the definition of the component term SAREP_B FM 85-IX SAREP Report of synoptic interpretation of cloud data obtained from a meteorological satellite Part B CCBB component of SAREP_B the definition of the component term CLIMAT FM 71-XII CLIMAT Report of monthly means and totals from a land station CLIMAT component of CLIMAT the definition of the component term CLIMAT_SHIP FM 71-XII CLIMAT SHIP Report of monthly means and totals from an ocean weather station CLIMAT_SHIP component of CLIMAT_SHIP the definition of the component term CLIMAT_TEMP FM 71-XII CLIMAT TEMP Report of monthly aerological means and totals from a land station CLIMAT_TEMP component of CLIMAT_TEMP the definition of the component term CLIMAT_TEMP_SHIP FM 71-XII CLIMAT TEMP SHIP Report of monthly aerological means and totals from an ocean weather station CLIMAT_TEMP_SHIP component of CLIMAT_TEMP_SHIP the definition of the component term CREX FM 95-XI Ext. CREX Character form for the Representation and EXchange of data CREX component of CREX the definition of the component term PILOT_MOBIL_A FM 34-XI Ext. PILOT MOBIL Report of upper-level winds from a mobile land station Part A EEAA component of PILOT_MOBIL_A the definition of the component term PILOT_MOBIL_B FM 34-XI Ext. PILOT MOBIL Report of upper-level winds from a mobile land station Part B EEBB component of PILOT_MOBIL_B the definition of the component term PILOT_MOBIL_C FM 34-XI Ext. PILOT MOBIL Report of upper-level winds from a mobile land station Part C EECC component of PILOT_MOBIL_C the definition of the component term PILOT_MOBIL_D FM 34-XI Ext. PILOT MOBIL Report of upper-level winds from a mobile land station Part D EEDD component of PILOT_MOBIL_D the definition of the component term RADOB_A FM 20-VIII RADOB Report from ground radar station Part A FFAA component of RADOB_A the definition of the component term RADOB_B FM 20-VIII RADOB Report from ground radar station Part B FFBB component of RADOB_B the definition of the component term RADOB_SHIP_A FM 20-VIII RADOB Report from ship based radar station Part A GGAA component of RADOB_SHIP_A the definition of the component term RADOB_SHIP_B FM 20-VIII RADOB Report from ship based radar station Part B GGBB component of RADOB_SHIP_B the definition of the component term GRAF FM 49-IX Ext. GRAF Abbreviated processed grid-point values GRAF component of GRAF the definition of the component term GRIB FM 92-XI Ext. GRIB edition 1 [gridded binary] Processed data in the form of grid-point values expressed in binary form GRIB component of GRIB the definition of the component term GRID FM 47-IX Ext. GRID Processed data in the form of grid-point values GRID component of GRID the definition of the component term HYDRA FM 67-VI HYDRA Report of a hydrological observation from a hydrological station HHXX component of HYDRA the definition of the component term HYFOR FM 68-VI HYFOR Hydrological forecast HYFOR component of HYFOR the definition of the component term IAC FM 45-IV IAC Analysis in full form IAC component of IAC the definition of the component term IAC_FLEET FM 45-IV IAC FLEET Analysis in abbreviated form IAC_FLEET component of IAC_FLEET the definition of the component term TEMP_MOBIL_A FM 38-XI Ext. TEMP MOBIL Report of upper-level pressure, temperature, humidity and winds from a mobile land station Part A IIAA component of TEMP_MOBIL_A the definition of the component term TEMP_MOBIL_B FM 38-XI Ext. TEMP MOBIL Report of upper-level pressure, temperature, humidity and winds from a mobile land station Part B IIBB component of TEMP_MOBIL_B the definition of the component term TEMP_MOBIL_C FM 38-XI Ext. TEMP MOBIL Report of upper-level pressure, temperature, humidity and winds from a mobile land station Part C IICC component of TEMP_MOBIL_C the definition of the component term TEMP_MOBIL_D FM 38-XI Ext. TEMP MOBIL Report of upper-level pressure, temperature, humidity and winds from a mobile land station Part D IIDD component of TEMP_MOBIL_D the definition of the component term BATHY FM 63-XI Ext. BATHY Report of a bathythermal observation JJVV component of BATHY the definition of the component term BATHY FM 63-IX BATHY Report of a bathythermal observation JJXX component of BATHY the definition of the component term BATHY FM 63-X Ext. BATHY Report of a bathythermal observation JJYY component of BATHY the definition of the component term TESAC FM 64-X TESAC Temperature, salinity and current report from sea station KKXX component of TESAC the definition of the component term TESAC FM 64-XI Ext. TESAC Temperature, salinity and current report from sea station KKYY component of TESAC the definition of the component term CODAR FM 41-IV CODAR Upper-air report from an aircraft other than weather reconnaissance aircraft LLXX component of CODAR the definition of the component term MAFOR FM 61-IV MAFOR Forecast for shipping MAFOR component of MAFOR the definition of the component term METAR FM 15-XII METAR Aviation routine weather report (with or without trend forecast) METAR collecting centre 4 letter code defined by ICAO identifying the collection and disseminating centre day day of report issue hour hour of report issue minute minute of report issue wind direction wind speed maximum gust variable wind max direction variable wind min direction minimum visibility direction minimum visibility maximum visibility direction maximum visibility general weather id visibility runway number visibility parallel runway id runway visibility tendency id min runway visibility qualifier id min runway visibility max runway visibility qualifier id max runway visibility significant weather intensity id significant weather description id significant weather phenomenon id present weather id cloud amount id cloud type id cloud base height deep convective cloud amount id deep convective cloud type id deep convective cloud base height vertical visibility air temperature dewpoint altimeter pressure wind shear runway number wind shear parallel runway id runway useage id runway wind shear id runway state text station report type recent weather description id recent weather phenomenon id WAVEOB FM 65-XI Ext. WAVEOB Report of spectral wave information from a sea station or from a remote platform (aircraft or satellite) MMXX component of WAVEOB the definition of the component term TRACKOB FM 62-VIII Ext. TRACKOB Report of marine surface observation along a ship's track NNXX component of TRACKOB the definition of the component term SYNOP_MOBIL FM 14-XI Ext. SYNOP MOBIL Report of a surface observation from a mobile land station OOXX component of SYNOP_MOBIL the definition of the component term PILOT_A FM 32-XI Ext. PILOT Report of upper-level winds from a fixed land station Part A PPAA component of PILOT_A the definition of the component term PILOT_B FM 32-XI Ext. PILOT Report of upper-level winds from a fixed land station Part B PPBB component of PILOT_B the definition of the component term PILOT_C FM 32-XI Ext. PILOT Report of upper-level winds from a fixed land station Part C PPCC component of PILOT_C the definition of the component term PILOT_D FM 32-XI Ext. PILOT Report of upper-level winds from a fixed land station Part D PPDD component of PILOT_D the definition of the component term PILOT_SHIP_A FM 33-XI Ext. PILOT SHIP Report of upper-level winds from a sea station Part A QQAA component of PILOT_SHIP_A the definition of the component term PILOT_SHIP_B FM 33-XI Ext. PILOT SHIP Report of upper-level winds from a sea station Part B QQBB component of PILOT_SHIP_B the definition of the component term PILOT_SHIP_C FM 33-XI Ext. PILOT SHIP Report of upper-level winds from a sea station Part C QQCC component of PILOT_SHIP_C the definition of the component term PILOT_SHIP_D FM 33-XI Ext. PILOT SHIP Report of upper-level winds from a sea station Part D QQDD component of PILOT_SHIP_D the definition of the component term RADOF FM 57-IX Ext. RADOF Radiological trajectory dose forecast RADOF component of RADOF the definition of the component term RADREP FM 22-IX Ext. RADREP Radiological data report (monitored on a routine basis and/or in case of accident) RADREP component of RADREP the definition of the component term ROFOR FM 54-X Ext. ROFOR Route forecast for aviation ROFOR component of ROFOR the definition of the component term ROCOB FM 39-VI ROCOB Report of upper-level temperature, wind and air density from land-based rocketsonde station RRXX component of ROCOB the definition of the component term SFAZI FM 81-I SFAZI Synoptic report of bearings of sources of atmospherics SFAZI component of SFAZI the definition of the component term SFAZU FM 93-I SFAZU Detailed report of the distribution of sources of atmospherics by bearings up to 24 hours SFAZU component of SFAZU the definition of the component term SFLOC FM 82-I SFLOC Synoptic report of the geographical location of sources of atmospherics SFLOC component of SFLOC the definition of the component term SIGMET ICAO SIGMET Aviation warning of significant meteorological event SIGMET component of SIGMET the definition of the component term SPECI FM 15-XII SPECI Aviation selected special weather report (with or without trend forecast) SPECI component of SPECI the definition of the component term ROCOB_SHIP FM 40-VI ROCOB SHIP Report of upper-level temperature, wind and air density from rocketsonde station on a ship SSXX component of ROCOB SHIP the definition of the component term TAF FM 51-XII TAF Aerodrome forecast TAF ICAO id 4 letter code defined by ICAO identifying the collection and disseminating centre day  day of report issue hour hour of report issue minute minute of report issue forecast begin day day at which the forecast period starts forecast begin hour hour at which the forecast period starts forecast end hour hour at which the forecast period ends wind direction wind speed maximum gust general weather id significant weather intensity id sig weather description id sig weather phenomenon id cloud amount id cloud type id cloud base height deep convective cloud amount id deep convective cloud type id deep convective cloud base height minimum visibility vertical visibility forecast air temperature hour air temperature icing level icing layer thickness airframe icing id turbulence frequency id turbulence base height turbulence top height turbulence amount id present weather id forecast change id FM or TEMPO or BECMG representing temporary or eventual changes of weather forecast change begin hour hour at which the change period starts (within the forecast) forecast change end hour hour at which the change period ends 9within the forecast) forecast probablility change wind direction change wind speed change maximum gust change general weather id change sig weather intensity id change sig weather description id change sig weather phenomenon id change cloud amount id change cloud type id change cloud base height change deep conv cloud amount id change deep conv cloud type id change deep conv cloud base ht change mimimum visibility TEMP_A FM 35-XI Ext. TEMP Report of upper-level pressure, temperature, humidity and winds from a fixed land station Part A TTAA component of TEMP_A the definition of the component term TEMP_B FM 35-XI Ext. TEMP Report of upper-level pressure, temperature, humidity and winds from a fixed land station Part B TTBB component of TEMP_B the definition of the component term TEMP_C FM 35-XI Ext. TEMP Report of upper-level pressure, temperature, humidity and winds from a fixed land station Part C TTCC component of TEMP_C the definition of the component term TEMP_D FM 35-XI Ext. TEMP Report of upper-level pressure, temperature, humidity and winds from a fixed land station Part D TTDD component of TEMP_D the definition of the component term TEMP_SHIP_A FM 36-XI Ext. TEMP SHIP Report of upper-level pressure, temperature, humidity and winds from a sea station Part A UUAA component of TEMP_SHIP_A the definition of the component term TEMP_SHIP_B FM 36-XI Ext. TEMP SHIP Report of upper-level pressure, temperature, humidity and winds from a sea station Part B UUBB component of TEMP_SHIP_B the definition of the component term TEMP_SHIP_C FM 36-XI Ext. TEMP SHIP Report of upper-level pressure, temperature, humidity and winds from a sea station Part C UUCC component of TEMP_SHIP_C the definition of the component term TEMP_SHIP_D FM 36-XI Ext. TEMP SHIP Report of upper-level pressure, temperature, humidity and winds from a sea station Part D UUDD component of TEMP_SHIP_D the definition of the component term SATEM_A FM 86-XI SATEM Report of satellite remote upper-air soundings of pressure, temperature and humidity Part A VVAA component of SATEM_A the definition of the component term SATEM_B FM 86-XI SATEM Report of satellite remote upper-air soundings of pressure, temperature and humidity Part B VVBB component of SATEM_B the definition of the component term SATEM_C FM 86-XI SATEM Report of satellite remote upper-air soundings of pressure, temperature and humidity Part C VVCC component of SATEM_C the definition of the component term SATEM_D FM 86-XI SATEM Report of satellite remote upper-air soundings of pressure, temperature and humidity Part D VVDD component of SATEM_D the definition of the component term WINTEM FM 50-VII Ext. WINTEM Aviation forecast upper winds and temperature WINTEM component of WINTEM the definition of the component term SARAD FM 87-XI SARAD Report of satellite clear radiance observations WWXX component of SARAD the definition of the component term TEMP_DROP_A FM 37-XI Ext. TEMP DROP Report of upper-level pressure, temperature, humidity and winds from a sonde released by carrier balloons or aircraft Part A XXAA component of TEMP_DROP_A the definition of the component term TEMP_DROP_B FM 37-XI Ext. TEMP DROP Report of upper-level pressure, temperature, humidity and winds from a sonde released by carrier balloons or aircraft Part B XXBB component of TEMP_DROP_B the definition of the component term TEMP_DROP_C FM 37-XI Ext. TEMP DROP Report of upper-level pressure, temperature, humidity and winds from a sonde released by carrier balloons or aircraft Part C XXCC component of TEMP_DROP_C the definition of the component term TEMP_DROP_D FM 37-XI Ext. TEMP DROP Report of upper-level pressure, temperature, humidity and winds from a sonde released by carrier balloons or aircraft Part D XXDD component of TEMP_DROP_D the definition of the component term SATOB FM 88-XI SATOB Report of satellite observations of wind, surface temperature, cloud, humidity and radiation YYXX component of SATOB the definition of the component term BUOY FM 18-XII BUOY Report of an observation from a buoy at sea ZZYY component of BUOY the definition of the component term