| Satellite/Radar | Instrument | Variables | Used by Assimilation | Monitored (but not used) by Assimilation | Comments | |||
| GFS/GDAS GSI | NAM/NDAS GSI | GFS/GDAS GSI | NAM/NDAS GSI | |||||
| NOAA-14 | HIRS-2 | 1B Tb | no | no | no | no | no longer available from NESDIS | |
| NOAA-14 | MSU | 1B Tb | no | no | no | no | no longer available from NESDIS | |
| NOAA-15 | HIRS-3 | 1B Tb | no | no | no | no | Tanked, dumped; quality is suspect | |
| NOAA-15 | AMSU-A | 1B Tb | YES | YES | n/a | n/a | Tanked, dumped | |
| NOAA-15 | AMSU-B | 1B Tb | YES | YES | n/a | n/a | Tanked, dumped | |
| NOAA-16 | HIRS-3 | 1B Tb | no | no | YES | YES | Tanked, dumped; quality is suspect | |
| NOAA-16 | AMSU-A | 1B Tb | no | no | YES | YES | Tanked, dumped; quality is suspect | |
| NOAA-16 | AMSU-B | 1B Tb | YES | YES | n/a | n/a | Tanked, dumped | |
| NOAA-17 | HIRS-3 | 1B Tb | YES | YES | n/a | n/a | Tanked, dumped | |
| NOAA-17 | AMSU-A | 1B Tb | no | no | no | no | Not tanked; quality is suspect | |
| NOAA-17 | AMSU-B | 1B Tb | YES | YES | n/a | n/a | Tanked, dumped | |
| NOAA-18 | HIRS-4 | 1B Tb | no | no | YES | YES | Tanked, dumped; quality is suspect | |
| NOAA-18 | AMSU-A | 1B Tb | YES | YES | n/a | n/a | Tanked, dumped | |
| NOAA-18 | MHS | 1B Tb | YES | YES | n/a | n/a | Tanked, dumped | |
| NOAA-16 | AVHRR | 1B Tb | no | no | no | no | Not being processed | |
| NOAA-17 | AVHRR | 1B Tb | no | no | no | no | Tanked, not dumped; being tested | |
| NOAA-18 | AVHRR | 1B Tb | no | no | no | no | Tanked, not dumped; being tested | |
| METOP-2 | HIRS-4 | 1B Tb | YES | no | n/a | no | Tanked, dumped | |
| METOP-2 | AMSU-A | 1B Tb | YES | no | n/a | no | Tanked, dumped | |
| METOP-2 | MHS | 1B Tb | YES | no | n/a | no | Tanked, dumped | |
| AQUA | AIRS-IR | 1B Tb (center f-o-v) | no | no | no | no | Not tanked | |
| AQUA | AIRS-IR | 1B Tb (warmest f-o-v) | no | no | no | no | Not tanked | |
| AQUA | AIRS-IR | 1B Tb (every f-o-v) | YES | YES | n/a | n/a | Tanked, dumped | |
| AQUA | AIRS- AMSU-A |
1B Tb (center f-o-v) | no | no | no | no | Not tanked | |
| AQUA | AIRS- AMSU-A |
1B Tb (warmest f-o-v) | no | no | no | no | Not tanked | |
| AQUA | AIRS- AMSU-A |
1B Tb (every f-o-v) | YES | YES | n/a | n/a | Tanked, dumped | |
| AQUA | AIRS- HSB |
1B Tb (center, warmest, every f-o-v) | no | no | no | no | Not being processed | |
| AQUA | AMSR-E | 1B Tb | no | no | YES | no | Tanked, dumped (GFS/GDAS only) | |
| METOP-2 | IASI | 1C Tb | no | no | no | no | Tanked, not dumped; being tested | |
| NOAA-16 (NESDIS Version 6 BUFR) |
SBUV-2 | ozone | no | no | no | no | no longer available from NESDIS | |
| NOAA-17 (NESDIS Version 6 BUFR) | SBUV-2 | ozone | no | no | no | no | no longer available from NESDIS | |
| NOAA-18 (NESDIS Version 6 BUFR) | SBUV-2 | ozone | no | no | no | no | no longer available from NESDIS | |
| NOAA-16 (NESDIS Version 8 BUFR) | SBUV-2 | ozone | YES | no | n/a | no | Tanked, dumped (GFS/GDAS only) | |
| NOAA-17 (NESDIS Version 8 BUFR) | SBUV-2 | ozone | YES | no | n/a | no | Tanked, dumped (GFS/GDAS only) | |
| NOAA-18 (NESDIS Version 8 BUFR) | SBUV-2 | ozone | no | no | no | no | Tanked, dumped (GFS/GDAS only) | |
| METOP-2 | GOME-2 | ozone | no | no | no | no | Tanked, not dumped; being tested | |
| TRMM | TMI | rain rate cloud water cloud ice (superobed to 1x1 deg lat/lon) |
YES | no | n/a | no | Tanked, dumped (GFS/GDAS only) | |
| DMSP F-13 | SSM/I | rain rate (superobed to 1x1 deg lat/lon) |
YES | no | n/a | no | Tanked, dumped (GFS/GDAS only) | |
| DMSP F-15 | SSM/I | rain rate (superobed to 1x1 deg lat/lon) | no | no | no | no | Tanked, not dumped; quality is suspect | |
| DMSP F-13 | SSM/I | 1B Tb | no | no | YES | no | Tanked, dumped | |
| DMSP F-14 | SSM/I | 1B Tb | no | no | YES | no | Tanked, dumped | |
| DMSP F-15 | SSM/I | 1B Tb | no | no | YES | no | Tanked, dumped | |
| DMSP F-16 | SSM/IS | 1B Tb | no | no | no | no | Not tanked (in development database); being tested | |
| WSR-88D/ NEXRAD |
n/a | Level II radial wind | no | YES | no | n/a | Tanked, dumped (NAM/NDAS only) | |
| WSR-88D/ NEXRAD |
n/a | Level II.5 radial wind superobs | no | YES (used only where Level II radial wind data are not available. | no | n/a | Tanked, dumped (NAM/NDAS only) | |
| WSR-88D/ NEXRAD |
n/a | Level III (NIDS) radial wind superobs | no | YES (used only where Level II and Level II.5 radial wind data are not available) | no | n/a | Tanked, dumped (NAM/NDAS only) | |
| CHAMP/COSMIC GPS Radio Occultation |
n/a | refractivity | YES | no | n/a | no | Tanked, dumped (GFS/GDAS only) | |
| CHAMP/COSMIC GPS Radio Occultation |
n/a | bending angle | no | no | YES | no | Tanked, dumped (GFS/GDAS only) | |
| GOES-10 | SOUNDER | 1B Tb (1x1 f-o-v) | no | no | no | no | Not being processed | |
| GOES-11 | SOUNDER | 1B Tb (1x1 f-o-v) | YES (over water only) | YES (over water only) | n/a | n/a | Tanked, dumped | |
| GOES-12 | SOUNDER | 1B Tb (1x1 f-o-v) | YES (over water only) | YES (over water only) | n/a | n/a | Tanked, dumped | |
| GOES-13 | SOUNDER | 1B Tb (1x1 f-o-v) | no | no | no | no | Not being processed | |
| GOES-10 | IMAGER | 1B Tb (11x17 f-o-v) | no | no | no | no | Not being processed | |
| GOES-11 | IMAGER | 1B Tb (11x17 f-o-v) | no | no | no | no | Tanked, dumped (GFS/GDAS only); being tested in parallel GSI | |
| GOES-12 | IMAGER | 1B Tb (11x17 f-o-v) | no | no | no | no | Tanked, dumped (GFS/GDAS only); being tested in parallel GSI | |
| GOES-13 | IMAGER | 1B Tb (11x17 f-o-v) | no | no | no | no | Not being processed | |