| Acronym | Meaning |
| SEM | System Element Management |
| NIH | National Institute Of Health |
| AWC | Aviation Weather Center |
| WX | Weather |
| FAL | Frontier Airline |
| MILNET | Military Network |
| IHOP | International H2O Project |
| FRD | Forecast Research Division |
| INFOTERRA | International Environmental Research And Referral Service Of UNEP |
| SLPA | Sea-Level Pressure Anomaly |