The HOXQ70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HO): Vertical velocity A1 (X): Global Area (area not definable) A2 (Q): 144 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 144 (GLOBAL MODEL) VERTICAL VELOCITY 700 HPA)

The HTXQ50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (Q): 144 hours forecast T1ii (H50): 500 hPa (Remarks from Volume-C: H+ 144 (GLOBAL MODEL) TEMPERATURE 500 HPA)

The HVXM85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (M): 96 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: XXX)

The HTXC70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (C): 12 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: XXX)

The HVXI40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (I): 48 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 48 (GLOBAL MODEL) WIND COMPONENT 400 HPA)

The HVXX25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (X): Not assigned T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 66 (GLOBAL MODEL) WIND COMPONENT 250 HPA)

The HUXS40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (S): 168 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: XXX)

The HHXE50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (E): 24 hours forecast T1ii (H50): 500 hPa (Remarks from Volume-C: XXX)

The HUXP98 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (P): 132 hours forecast T1ii (H98): Air priorities for the Earth's surface (Remarks from Volume-C: XXX)

The HVXJ40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (J): 60 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: XXX)