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 QWNM98 TTAAii Data Designators decode as: T1 (Q): Pictorial information regional (Binary coded) T1T2 (QW): Wind A1 (N): Northern hemisphere A2 (M): 36 hours forecast T1ii (Q98): Air priorities for the Earth's surface (Remarks from Volume-C: (COSEU) Maxwind 10 m, H+30,+36 (gpv))
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 PHNA50 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PH): Height A1 (N): Northern hemisphere A2 (A): Analysis (00 hour) T1ii (P50): 500 hPa (Remarks from Volume-C: GEOPOTENTIAL HIGHT (gpdam))
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 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 PPNA98 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PP): Pressure A1 (N): Northern hemisphere A2 (A): Analysis (00 hour) T1ii (P98): Air priorities for the Earth's surface (Remarks from Volume-C: MSL pressure with plotted observations (automatically processed))
The PTNT85 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PT): Temperature A1 (N): Northern hemisphere A2 (T): 240 hours forecast T1ii (P85): 850 hPa (Remarks from Volume-C: H+180,+192,+216,+240 (ECM) 850 hPa T, 700 hPa U)
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 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)