The ISND77 TTAAii Data Designators decode as: T1 (I): Observational data (Binary coded) - BUFR T1T2 (IS): Surface/sea level T1T2A1 (ISN): Synoptic observations from fixed land stations at non-standard time (i.e. 01, 02, 04, 05, ... UTC) A2 (D): 90°E - 0° northern hemisphere (Remarks from Volume-C: NATIONAL AUTOMATIC SYNOP)

The PWBE30 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PW): Wind A1 (B): 90°W - 180° northern hemisphere A2 (E): 24 hours forecast T1ii (P30): 300 hPa (Remarks from Volume-C: WAFS W+T H+24 FL 300 (ICAO I))

The PWBE18 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PW): Wind A1 (B): 90°W - 180° northern hemisphere A2 (E): 24 hours forecast T1ii (P18): 180 hPa (Remarks from Volume-C: WAFS W+T H+24 FL 410 (ICAO I))

The PWDE85 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PW): Wind A1 (D): 90°E - 0° northern hemisphere A2 (E): 24 hours forecast T1ii (P85): 850 hPa (Remarks from Volume-C: WAFS W+T H+24 FL 50 (ICAO EU))

The PWCE23 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PW): Wind A1 (C): 180° - 90°E northern hemisphere A2 (E): 24 hours forecast T1ii (P23): 230 hPa (Remarks from Volume-C: WAFS W+T H+24 FL 360 (ICAO G))

The QEMK98 TTAAii Data Designators decode as: T1 (Q): Pictorial information regional (Binary coded) T1T2 (QE): Precipitation A2 (K): 30 hours forecast T1ii (Q98): Air priorities for the Earth's surface (Remarks from Volume-C: (COSEU) RR-type H+30,+36 (gpv))

The QTQE98 TTAAii Data Designators decode as: T1 (Q): Pictorial information regional (Binary coded) T1T2 (QT): Temperature A2 (E): 12 hours forecast T1ii (Q98): Air priorities for the Earth's surface (Remarks from Volume-C: (COSEU) Surface temperature H+06,+12 (gpv))

The QBMO98 TTAAii Data Designators decode as: T1 (Q): Pictorial information regional (Binary coded) T1T2 (QB): Cloud A2 (O): 42 hours forecast T1ii (Q98): Air priorities for the Earth's surface (Remarks from Volume-C: (COSEU) Cloud type (gpv) H+42,+48 (gpv))