The HQXK85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (K): 72 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 72 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPEATURE)

The HQXC85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (C): 12 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 12 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPEATURE)

The HQXS85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (S): 168 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 168 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPRATURE)

The HQXX85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (X): Not assigned T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 66 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPEATURE)

The HQXN85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (N): 108 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 108 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPRATURE)

The HQXE85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (E): 24 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 24 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPEATURE)

The HQXD85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (D): 18 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 18 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPEATURE)

The HQXB85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (B): 6 hours forecast T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 06 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPEATURE)

The HQXA85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (A): Analysis (00 hour) T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 00 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPEATURE)

The HQXO85 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HQ): Wet bulb potential temperature A1 (X): Global Area (area not definable) A2 (O): 120 hours forecast (5 days) T1ii (H85): 850 hPa (Remarks from Volume-C: H+ 120 (GLOBAL MODEL) POTENTIAL EQUIVALENT TEMPRATURE)