GTS Bulletin: HUXO20 EDZW - Grid point information (GRIB) (details are described in the abstract)

The HUXO20 TTAAii Data Designators decode as: T1 (H): Grid point information (GRIB) T1T2 (HU): Eastward wind component A1 (X): Global Area (area not definable) A2 (O): 120 hours forecast (5 days) T1ii (H20): 200 hPa (Remarks from Volume-C: H+ 120 (GLOBAL MODEL) WIND COMPONENT 200 HPA)HUXO20 TTAAii 数据标识符的解码规则如下：T1（H）对应格点信息（GRIB）；T1T2（HU）对应东向风分量；A1（X）对应全球区域（无法明确界定的区域）；A2（O）对应120小时（5天）预报；T1ii（H20）对应200百帕（摘自C卷：H+120（全球模式）200百帕风分量）