| Acronym | Meaning |
| ITWS | Integrated Terminal Weather System |
| DRA | Defense Research & Applications |
| WITI | Weather Information Technologie |
| ESM | Earth Systems Model |
| NPN | NOAA Profiler Network |
| UQAM | Universite De Quebec A Montreal |
| ADEOS | Advanced Earth Observing Satelite |
| MCCS | Mesoscale Convective Complexes |
| AIS | Administrative Information Systems |
| M3 | M Cubed |