The PAXX43 TTAAii Data Designators decode as: T1 (P): Pictorial information (Binary coded) T1T2 (PA): Radar data from Rostock

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 HVXH20 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (H): 42 hours forecast T1ii (H20): 200 hPa (Remarks from Volume-C: H+ 42 (GLOBAL MODEL) WIND COMPONENT 200 HPA)

The HRXH85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity A1 (X): Global Area (area not definable) A2 (H): 42 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 42 (GLOBAL MODEL) RELATIVE HUMIDITY 850 HPA)

The HRXO50 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HR): Relative humidity 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) RELATIVE HUMIDITY 500 HPA)

The HGXF70 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 (H70): 700 hPa (Remarks from Volume-C: H+ 30 (GLOBAL MODEL) DIVERGENCE 700 HPA)

The HVXK25 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HV): Northward wind component A1 (X): Global Area (area not definable) A2 (K): 72 hours forecast T1ii (H25): 250 hPa (Remarks from Volume-C: H+ 72 (GLOBAL MODEL) WIND COMPONENT 250 HPA)

The HUXB70 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (B): 6 hours forecast T1ii (H70): 700 hPa (Remarks from Volume-C: H+ 06 (GLOBAL MODEL) WIND COMPONENT 700 HPA)

The HUXL98 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (L): 84 hours forecast T1ii (H98): Air priorities for the Earth's surface (Remarks from Volume-C: H+ 84 (GLOBAL MODEL) WIND COMPONENT 10 METRES)

The HEXI98 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HE): Precipitation A1 (X): Global Area (area not definable) A2 (I): 48 hours forecast T1ii (H98): Air priorities for the Earth's surface (Remarks from Volume-C: H+ 48 (GLOBAL MODEL) ACCUMULATED PRECIPITATION)