The HTXR98 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (R): 156 hours forecast (7 days) T1ii (H98): Air priorities for the Earth's surface (Remarks from Volume-C: H+ 156 (GLOBAL MODEL) TEMPERATURE 2 METRES)

The HVXF98 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (F): 30 hours forecast T1ii (H98): Air priorities for the Earth's surface (Remarks from Volume-C: H+ 30 (GLOBAL MODEL) WIND COMPONENT 10 METRES)

The HVXC70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (C): 12 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 12 (GLOBAL MODEL) WIND COMPONENT 700 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 HUXJ70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (J): 60 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 60 (GLOBAL MODEL) WIND COMPONENT 700 HPA)

The HVXS70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (S): 168 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 168 (GLOBAL MODEL) WIND COMPONENT 700 HPA)

The HHXS70 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 (H70): 700 hPa (Remarks from Volume-C: H+ 168 (GLOBAL MODEL) HEIGHT 700 HPA)

The HVXD70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (D): 18 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 18 (GLOBAL MODEL) WIND COMPONENT 700 HPA)

The HUXR98 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (R): 156 hours forecast (7 days) T1ii (H98): Air priorities for the Earth's surface (Remarks from Volume-C: H+ 156 (GLOBAL MODEL) WIND COMPONENT 10 METRES)

The HVXL98 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (L): 84 hours forecast T1ii (H98): Air priorities for the Earth's surface (Remarks from Volume-C: H+ 84 (GLOBAL MODEL) WIND COMPONENT 10 METRES)