The HUXP40 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 (H40): 400 hPa (Remarks from Volume-C: H+ 132 (GLOBAL MODEL) WIND COMPONENT 400 HPA)

The HVXA40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (A): Analysis (00 hour) T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 00 (GLOBAL MODEL) WIND COMPONENT 400 HPA)

The HHXX40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (X): Not assigned T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 66 (GLOBAL MODEL) HEIGHT 400 HPA)

The HTXX40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (X): Not assigned T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 66 (GLOBAL MODEL) TEMPERATURE 400 HPA)

The HVXQ40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (Q): 144 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 144 (GLOBAL MODEL) WIND COMPONENT 400 HPA)

The HHXS40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (S): 168 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 168 (GLOBAL MODEL) HEIGHT 400 HPA)

The HHXF40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (F): 30 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 30 (GLOBAL MODEL) HEIGHT 400 HPA)

The HHXE40 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 (H40): 400 hPa (Remarks from Volume-C: H+ 24 (GLOBAL MODEL) HEIGHT 400 HPA)

The HVXW40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (W): Not assigned T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 54 (GLOBAL MODEL) WIND COMPONENT 400 HPA)

The HHXD40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (D): 18 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 18 (GLOBAL MODEL) HEIGHT 400 HPA)