The PHNA30 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PH): Height A1 (N): Northern hemisphere A2 (A): Analysis (00 hour) T1ii (P30): 300 hPa (Remarks from Volume-C: 300 hPa H with plotted observations)

The PRNG92 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PR): Relative humidity A1 (N): Northern hemisphere A2 (G): 36 hours forecast T1ii (P92): 925 hPa (Remarks from Volume-C: FORECAST WIND, WIND SEA AND SWELL)

The PTNK50 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PT): Temperature A1 (N): Northern hemisphere A2 (K): 72 hours forecast T1ii (P50): 500 hPa (Remarks from Volume-C: H+36,+48,+60,+72 (ECM) 500 hPa H + T, MSL pressure)

The PTNF50 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PT): Temperature A1 (N): Northern hemisphere A2 (F): 30 hours forecast T1ii (P50): 500 hPa (Remarks from Volume-C: H+12,+18,+24,+30 (ECM) 500 hPa H + T, MSL pressure)

The PTNO50 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PT): Temperature A1 (N): Northern hemisphere A2 (O): 120 hours forecast (5 days) T1ii (P50): 500 hPa (Remarks from Volume-C: H+84,+96,+108,+120 (ECM) 500 hPa H + T, MSL pressure)

The PTNS50 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PT): Temperature A1 (N): Northern hemisphere A2 (S): 168 hours forecast T1ii (P50): 500 hPa (Remarks from Volume-C: H+132,+144,+156,+168 (ECM) 500 hPa H + T, MSL pressure)

The PTNF85 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PT): Temperature A1 (N): Northern hemisphere A2 (F): 30 hours forecast T1ii (P85): 850 hPa (Remarks from Volume-C: H+12,+18,+24,+30 (ECM) 850 hPa T, 700 hPa U)

The QBNM98 TTAAii Data Designators decode as: T1 (Q): Pictorial information regional (Binary coded) T1T2 (QB): Cloud A1 (N): Northern hemisphere A2 (M): 36 hours forecast T1ii (Q98): Air priorities for the Earth's surface (Remarks from Volume-C: H+12, H+24, H+36 (COSEU) 850 hPa H+T, Cloud amount CL, wind (10 m) (gpv), H+18,H+42 (COSEU) Tmax, (gpv), H+30 (COSEU) Tmin (gpv))

The PPNM98 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PP): Pressure A1 (N): Northern hemisphere A2 (M): 96 hours forecast T1ii (P98): Air priorities for the Earth's surface (Remarks from Volume-C: pressure reduced to MSL wind kt 10m H+72 H+96)

The PHNQ50 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PH): Height A1 (N): Northern hemisphere A2 (Q): 144 hours forecast T1ii (P50): 500 hPa (Remarks from Volume-C: H+72,+96,+120,+144 (ECM) 500 hPa H, MSL pressure)