| Acronym | Meaning |
| WSP | Winter Storm Program |
| PIFM | Practical Improved Flux Method |
| STI | Scientific & Technical Information |
| CDOS | Customer Data And Operations System |
| GPS-IPW | Global Positioning System-Integrated Precipitable Water |
| CAS | Climate Analysis Section |
| GST | GPS Science And Technology Program |
| FIVRS | Financial Information Variance Reporting System |
| AA | Assistant Administrator |
| ICWG | International Coordinating Working Group |