The HHXW60 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (W): Not assigned T1ii (H60): 600 hPa (Remarks from Volume-C: H+ 54 (GLOBAL MODEL) HEIGHT 600 HPA)
The HHXE40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (E): 24 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 24 (GLOBAL MODEL) HEIGHT 400 HPA)
The HHXE25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (E): 24 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 24 (GLOBAL MODEL) HEIGHT 250 HPA)
The HHXH25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (H): 42 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 42 (GLOBAL MODEL) HEIGHT 250 HPA)
The HHXC70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (C): 12 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 12 (GLOBAL MODEL) HEIGHT 700 HPA)
The HHXN70 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 (H70): 700 hPa (Remarks from Volume-C: H+ 108 (GLOBAL MODEL) HEIGHT 700 HPA)
The HHXI70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (I): 48 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 48 (GLOBAL MODEL) HEIGHT 700 HPA)
The HHXO50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (O): 120 hours forecast (5 days) T1ii (H50): 500 hPa (Remarks from Volume-C: H+ 120 (GLOBAL MODEL) HEIGHT 500 HPA)
The HHXH50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (H): 42 hours forecast T1ii (H50): 500 hPa (Remarks from Volume-C: H+ 42 (GLOBAL MODEL) HEIGHT 500 HPA)
The HHXM50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (M): 96 hours forecast T1ii (H50): 500 hPa (Remarks from Volume-C: H+ 96 (GLOBAL MODEL) HEIGHT 500 HPA)