| Acronym | Meaning |
| NCEP | National Centers For Environmental Prediction (form. NMC; NWS Center) |
| WSGC | Wisconsin Space Grant Consortium |
| AOS | (Department Of) Atmospheric And Oceanic Sciences |
| EPS | European Polar Satellite |
| CONUS | CONtinental (or CONterminus) United States |
| ATOVS | Advanced TIROS Operational Vertical Sounder |
| NCDC | National Climatic Data Center |
| TOVS | TIROS Operational Vertical Sounder |
| CRIS | Cross-track Infrared Sounder |
| TES | Tropospheric Emission Spectrometer (EOS) |