| Acronym | Meaning |
| PMR | Pressure Modulator Radiometer |
| SIRS | Satellite Infrared Spectrometer |
| WBRT | Weather Bureau Radio Thoedolite |
| PERFMON | Performance Monitor Utility |
| ICITA | International Cooperative Investigation Of The Tropical Atlantic |
| FTIR | Fourier Transformed Infrared |
| PRMS | Precipitation Runoff Modeling System |
| ZDR | Differential Reflectivity |
| TUTT | Tropical Upper-tropospheric Trough |
| CAC | Central Analysis Center (NMC) |