| Acronym | Meaning |
| MOD (+/OR DSI | Ministry Of Defense |
| AASO | Army Aeronautical Service Office |
| THORPEX | The Observing System Research And Predictability Experiment |
| GTOS | Global Terrestrial Observing System |
| USFS | United States Forest Service |
| O/I | Optimal Interpolation |
| EUCREX | European Cirrus Research Experimetn |
| MTF | Mississippi Test Facility |
| ICCP | International Commission Of Clouds And Precipitation |
| AWEA | American Wind Energy Association |