The HGXA70 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 (H70): 700 hPa (Remarks from Volume-C: H+ 00 (GLOBAL MODEL) DIVERGENCE 700 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 HGXS70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (S): 168 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 168 (GLOBAL MODEL) DIVERGENCE 700 HPA)
The HGXQ70 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 (H70): 700 hPa (Remarks from Volume-C: H+ 144 (GLOBAL MODEL) DIVERGENCE 700 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 HGXO92 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (O): 120 hours forecast (5 days) T1ii (H92): 925 hPa (Remarks from Volume-C: H+ 120 (GLOBAL MODEL) DIVERGENCE 925 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 HGXG25 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 (H25): 250 hPa (Remarks from Volume-C: H+ 36 (GLOBAL MODEL) DIVERGENCE 250 HPA)
The HGXJ25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HG): Divergence A1 (X): Global Area (area not definable) A2 (J): 60 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 60 (GLOBAL MODEL) DIVERGENCE 250 HPA)
The HGXB92 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 (H92): 925 hPa (Remarks from Volume-C: H+ 06 (GLOBAL MODEL) DIVERGENCE 925 HPA)