| ADMMKX | Administrative Message |
| ADRMKX | Administrative Message |
| ADRWI | Administrative Message |
| AFDMKX | Area Forecast Discussion |
| AFMMKX | Area Forecast Matrices |
| AQAMKX | AQA Data |
| CCFMKX | Coded Cities Forecast |
| CF6ENW | CF6 Data |
| CF6FLD | CF6 Data |
| CF6LNR | CF6 Data |
| CF6MKE | CF6 Data |
| CF6MSN | CF6 Data |
| CF6RAC | CF6 Data |
| CF6SBM | CF6 Data |
| CGRMKX | CGR Data |
| CLAMKE | CLA Data |
| CLAMSN | CLA Data |
| CLIMKE | Climate Report |
| CLIMSN | Climate Report |
| CLMMKE | Climate Summary |
| CLMMSN | Climate Summary |
| CLSMKE | CLS Data |
| CLSMSN | CLS Data |
| CPFMKX | CPF Data |
| DSMENW | FAA ASOS Daily Summary |
| DSMFLD | FAA ASOS Daily Summary |
| DSMLNR | FAA ASOS Daily Summary |
| DSMMKE | FAA ASOS Daily Summary |
| DSMMSN | FAA ASOS Daily Summary |
| DSMRAC | FAA ASOS Daily Summary |
| DSMSBM | FAA ASOS Daily Summary |
| EQRMKX | Earthquake Report |
| ESFMKX | Hydrologic Outlook |
| FFAMKX | Flood Watch |
| FFSMKX | Flash Flood Statement |
| FFWMKX | Flash Flood Warning |
| FLSMKX | Flood Statement |
| FLWMKX | Flood Warning |
| FTMMKE | Free Text Message |
| FTMMKX | Free Text Message |
| FWFMKX | Fire Weather Forecast |
| FWMMKX | FWM Data |
| FWSMKX | Fire Weather Spot Forecast |
| HMLMKX | HML Data |
| HWOMKX | Hazardous Weather Outlook |
| HYDMKX | HYD Data |
| LAEMKX | LAE Data |
| LCOMKX | Local Cooperative Observers |
| LEWMKX | LEW Data |
| LSRMKX | Local Storm Report |
| MONMSG | MON Data |
| MSMMKE | FAA ASOS Monthly Summary |
| MSMMSN | FAA ASOS Monthly Summary |
| MTREFT | METAR Observation |
| MTRENW | METAR Observation |
| MTRETB | METAR Observation |
| MTRFLD | METAR Observation |
| MTRJVL | METAR Observation |
| MTRLNR | METAR Observation |
| MTRMKE | METAR Observation |
| MTRMRJ | METAR Observation |
| MTRMSN | METAR Observation |
| MTRMWC | METAR Observation |
| MTRRAC | METAR Observation |
| MTRRYV | METAR Observation |
| MTRUES | METAR Observation |
| MTRUNU | METAR Observation |
| MWSMKX | Marine Weather Statement |
| MWWMKX | MWW Data |
| NOWMKX | Short Term Forecast |
| NPWMKX | Non-Precipitation Watch/Warning/Advisory |
| NSHMKX | NSH Data |
| OAVMKX | Aircraft Accident Notification Report |
| PFMMKX | Point Forecast Matrices |
| PNSMKX | Public Information Statement |
| RERMKE | Record Event Report |
| RERMKX | Record Event Report |
| RERMSN | Record Event Report |
| RFWMKX | Red Flag Warning |
| RR1MKX | RR1 Hydrology Report |
| RR3MKX | RR3 Hydrology Report |
| RR4MKX | RR4 Hydrology Report |
| RR7MSN | RR7 Hydrology Report |
| RR8MKX | RR8 Hydrology Report |
| RR9MKX | RR9 Hydrology Report |
| RRMMKX | RRM Hydrology Report |
| RTPMKX | Regional Temperature and Precipitation Table |
| RTPWI | Regional Temperature and Precipitation Table |
| RVAMKX | Hydrologic Summary |
| RVSMKX | Hydrologic Statement |
| RWRWI | Regional Weather Roundup |
| RWSWI | Regional Weather Summary |
| SAFMKX | SAF Data |
| SCDMKX | SCD Data |
| SDOMKX | SDO Data |
| SFPWI | State Forecast |
| SFTWI | Tabular State Forecast |
| SMWMKX | Special Marine Warning |
| SPSMKX | Special Weather Statement |
| STQMKX | Spot Forecast Request |
| SVRMKX | Severe Thunderstorm Warning |
| SVSMKX | Severe Weather Statement |
| TAFENW | Terminal Aerodrome Forecast |
| TAFMKE | Terminal Aerodrome Forecast |
| TAFMSN | Terminal Aerodrome Forecast |
| TAFUES | Terminal Aerodrome Forecast |
| TORMKX | Tornado Warning |
| TWBMKE | TWB Data |
| TWBSYN | TWB Data |
| VFTMKX | VFT Data |
| WCNMKX | Watch County Notification Message |
| WRKAIR | Work Document |
| WRKMKX | Work Document |
| WSWMKX | Winter Storm Watch/Warning/Advisory |
| ZFPMKX | Zone Forecast |