The HVXP20 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (P): 132 hours forecast T1ii (H20): 200 hPa (Remarks from Volume-C: H+ 132 (GLOBAL MODEL) WIND COMPONENT 200 HPA)
The HVXM85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (M): 96 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 96 (GLOBAL MODEL) WIND COMPONENT 850 HPA)
The HVXL70 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 (H70): 700 hPa (Remarks from Volume-C: H+ 84 (GLOBAL MODEL) WIND COMPONENT 700 HPA)
The HPXN89 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HP): Pressure A1 (X): Global Area (area not definable) A2 (N): 108 hours forecast T1ii (H89): Any parameter reduced to sea level (eg MSLP) (Remarks from Volume-C: H+ 108 (GLOBAL MODEL) MEAN SEA LEVEL PRESSURE)
The HVXP70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (P): 132 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 132 (GLOBAL MODEL) WIND COMPONENT 700 HPA)
The HTXQ30 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (Q): 144 hours forecast T1ii (H30): 300 hPa (Remarks from Volume-C: H+ 144 (GLOBAL MODEL) TEMPERATURE 300 HPA)
The HUXE20 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (E): 24 hours forecast T1ii (H20): 200 hPa (Remarks from Volume-C: H+ 24 (GLOBAL MODEL) WIND COMPONENT 200 HPA)
The HCXM70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HC): Vorticity A1 (X): Global Area (area not definable) A2 (M): 96 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 96 (GLOBAL MODEL) VORTICITY 700 HPA)
The HTXN40 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HT): Temperature A1 (X): Global Area (area not definable) A2 (N): 108 hours forecast T1ii (H40): 400 hPa (Remarks from Volume-C: H+ 108 (GLOBAL MODEL) TEMPERATURE 400 HPA)
The HVXR70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (R): 156 hours forecast (7 days) T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 156 (GLOBAL MODEL) WIND COMPONENT 700 HPA)