The HHXK30 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (K): 72 hours forecast T1ii (H30): 300 hPa (Remarks from Volume-C: H+ 72 (GLOBAL MODEL) HEIGHT 300 HPA)
The HHXL25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (L): 84 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 84 (GLOBAL MODEL) HEIGHT 250 HPA)
The HHXF40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (F): 30 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 30 (GLOBAL MODEL) HEIGHT 400 HPA)
The HHXD85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (D): 18 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 18 (GLOBAL MODEL) HEIGHT 850 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)
The HHXB10 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HH): Height A1 (X): Global Area (area not definable) A2 (B): 6 hours forecast T1ii (H10): 100 hPa (Remarks from Volume-C: H+ 06 (GLOBAL MODEL) HEIGHT 100 HPA)
The HHXN85 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 (H85): 850 hPa (Remarks from Volume-C: H+ 108 (GLOBAL MODEL) HEIGHT 850 HPA)
The HHXC50 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 (H50): 500 hPa (Remarks from Volume-C: H+ 12 (GLOBAL MODEL) HEIGHT 500 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 HHXM40 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 (H40): 400 hPa (Remarks from Volume-C: H+ 96 (GLOBAL MODEL) HEIGHT 400 HPA)