The HGXA25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (A): Analysis (00 hour) T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 00 (GLOBAL MODEL) DIVERGENCE 250 HPA)
The HGXP92 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (P): 132 hours forecast T1ii (H92): 925 hPa (Remarks from Volume-C: H+ 132 (GLOBAL MODEL) DIVERGENCE 925 HPA)
The HGXW70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (W): Not assigned T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 54 (GLOBAL MODEL) DIVERGENCE 700 HPA)
The HGXB25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (B): 6 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 06 (GLOBAL MODEL) DIVERGENCE 250 HPA)
The HGXF92 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (F): 30 hours forecast T1ii (H92): 925 hPa (Remarks from Volume-C: H+ 30 (GLOBAL MODEL) DIVERGENCE 925 HPA)
The HGXN92 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (N): 108 hours forecast T1ii (H92): 925 hPa (Remarks from Volume-C: H+ 108 (GLOBAL MODEL) DIVERGENCE 925 HPA)
The HGXM25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (M): 96 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 96 (GLOBAL MODEL) DIVERGENCE 250 HPA)
The HGXX25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (X): Not assigned T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 66 (GLOBAL MODEL) DIVERGENCE 250 HPA)
The HGXK92 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 (H92): 925 hPa (Remarks from Volume-C: H+ 72 (GLOBAL MODEL) DIVERGENCE 925 HPA)
The HGXG92 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (G): 36 hours forecast T1ii (H92): 925 hPa (Remarks from Volume-C: H+ 36 (GLOBAL MODEL) DIVERGENCE 925 HPA)