The HVXK40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (K): 72 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 72 (GLOBAL MODEL) WIND COMPONENT 400 HPA)
The HHXN40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (N): 108 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 108 (GLOBAL MODEL) HEIGHT 400 HPA)
The HUXK40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (K): 72 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 72 (GLOBAL MODEL) WIND COMPONENT 400 HPA)
The HVXS40 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 (H40): 400 hPa (Remarks from Volume-C: H+ 168 (GLOBAL MODEL) WIND COMPONENT 400 HPA)
The HHXR40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (R): 156 hours forecast (7 days) T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 156 (GLOBAL MODEL) HEIGHT 400 HPA)
The HUXX40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (X): Not assigned T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 66 (GLOBAL MODEL) WIND COMPONENT 400 HPA)
The HTXQ40 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 (H40): 400 hPa (Remarks from Volume-C: H+ 144 (GLOBAL MODEL) TEMPERATURE 400 HPA)
The HTXH40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (H): 42 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 42 (GLOBAL MODEL) TEMPERATURE 400 HPA)
The HVXO40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (O): 120 hours forecast (5 days) T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 120 (GLOBAL MODEL) WIND COMPONENT 400 HPA)
The HTXJ40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (J): 60 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 60 (GLOBAL MODEL) TEMPERATURE 400 HPA)