The SPEO33 TTAAii Data Designators decode as: T1 (S): Surface data T1T2 (SP): Special aviation weather reports A1A2 (EO): Estonia (Remarks from Volume-C: NilReason)
The FTEO33 TTAAii Data Designators decode as: T1 (F): Forecast T1T2 (FT): Aerodrome (VT >= 12 hours) A1A2 (EO): Estonia (Remarks from Volume-C: NilReason)
The SAEO33 TTAAii Data Designators decode as: T1 (S): Surface data T1T2 (SA): Aviation routine reports A1A2 (EO): Estonia (Remarks from Volume-C: NilReason)