---- The SEKO01 TTAAii Data Designators decode as: T1 (S): Surface data T1T2 (SE): Seismic data A1A2 (KO): Korea, Republic of (Remarks from Volume-C: SEISMIC DATA)

The WVEO31 TTAAii Data Designators decode as: T1 (W): Warnings T1T2 (WV): Volcanic ash clouds (SIGMET) A1A2 (EO): Estonia (Remarks from Volume-C: IRREGULAR)

---- The WEPA40 TTAAii Data Designators decode as: T1 (W): Warnings T1T2 (WE): Tsunami A1A2 (PA): Pacific area (Remarks from Volume-C: TSUNAMI DATA)

The SUEO40 TTAAii Data Designators decode as: T1 (S): Surface data T1T2 (SU): Snow depth A1A2 (EO): Estonia

The STRS10 TTAAii Data Designators decode as: T1 (S): Surface data T1T2 (ST): Sea Ice A1A2 (RS): Russian Federation (West) (Remarks from Volume-C: ICE REPORTS)

The WSEO31 TTAAii Data Designators decode as: T1 (W): Warnings T1T2 (WS): SIGMET A1A2 (EO): Estonia (Remarks from Volume-C: IRREGULAR)

The SEYG01 TTAAii Data Designators decode as: T1 (S): Surface data T1T2 (SE): Seismic data A1A2 (YG): Serbia (Remarks from Volume-C: SEISMIC DATA)