The HRXF30 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (F): 30 hours forecast T1ii (H30): 300 hPa (Remarks from Volume-C: H+ 30 (GLOBAL MODEL) RELATIVE HUMIDITY 700 HPA)
The HRXP50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (P): 132 hours forecast T1ii (H50): 500 hPa (Remarks from Volume-C: H+ 132 (GLOBAL MODEL) RELATIVE HUMIDITY 500 HPA)
The HRXK60 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (K): 72 hours forecast T1ii (H60): 600 hPa (Remarks from Volume-C: H+ 72 (GLOBAL MODEL) RELATIVE HUMIDITY 600 HPA)
The HRXF50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (F): 30 hours forecast T1ii (H50): 500 hPa (Remarks from Volume-C: H+ 30 (GLOBAL MODEL) RELATIVE HUMIDITY 500 HPA)
The HRXA70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (A): Analysis (00 hour) T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 00 (GLOBAL MODEL) RELATIVE HUMIDITY 700 HPA)
The HRXD85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (D): 18 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 18 (GLOBAL MODEL) RELATIVE HUMIDITY 850 HPA)
The HRXI50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (I): 48 hours forecast T1ii (H50): 500 hPa (Remarks from Volume-C: H+ 48 (GLOBAL MODEL) RELATIVE HUMIDITY 500 HPA)
The HRXL30 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (L): 84 hours forecast T1ii (H30): 300 hPa (Remarks from Volume-C: H+ 84 (GLOBAL MODEL) RELATIVE HUMIDITY 700 HPA)
The HRXN60 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (N): 108 hours forecast T1ii (H60): 600 hPa (Remarks from Volume-C: H+ 108 (GLOBAL MODEL) RELATIVE HUMIDITY 600 HPA)
The HRXR70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (R): 156 hours forecast (7 days) T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 156 (GLOBAL MODEL) RELATIVE HUMIDITY 700 HPA)