| Acronym | Meaning |
| MLO | Mauna Loa Observatory |
| FSL | Forecast Systems Laboratory |
| NCPO | National Climate Project Office |
| NENA | NOAA's Northeast-North Atlantic 2004 |
| NSWP | National Space Weather Program |
| INSTAAR | Institute For Arctic And Alpine Research |
| NDARB | North Dakota Atmospheric Resources Board |
| LME | Layer Management Entity |
| MUG | McIDAS Users Group |
| GBPS | Gigabity (109) Per Second |