The HTXG25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (G): 36 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 36 (GLOBAL MODEL) TEMPERATURE 250 HPA)
The HGXK25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (K): 72 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 72 (GLOBAL MODEL) DIVERGENCE 250 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 HHXS25 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 (H25): 250 hPa (Remarks from Volume-C: H+ 168 (GLOBAL MODEL) HEIGHT 250 HPA)
The HTXI25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (I): 48 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 48 (GLOBAL MODEL) TEMPERATURE 250 HPA)
The HGXQ25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (Q): 144 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 144 (GLOBAL MODEL) DIVERGENCE 250 HPA)
The HTXD25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (D): 18 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 18 (GLOBAL MODEL) TEMPERATURE 250 HPA)
The HHXJ25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (J): 60 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 60 (GLOBAL MODEL) HEIGHT 250 HPA)
The HCXD25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HC): Vorticity A1 (X): Global Area (area not definable) A2 (D): 18 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 18 (GLOBAL MODEL) VORTICITY 250 HPA)
The HVXL25 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 (H25): 250 hPa (Remarks from Volume-C: H+ 84 (GLOBAL MODEL) WIND COMPONENT 250 HPA)