| Period | NCEP .vs CMC. vs ECMWF | NCEP .vs CMC. vs FNMOC | NCEP .vs CMC. vs NAEFS | NCEP .vs NCEP_bc | GEFSv10 .vs GEFSv11 |
| spr2022 | Yes | Yes | Yes | No | No |
| win2122 | Yes | Yes | Yes | No | No |
| fal2021 | Yes | Yes | Yes | No | No |
| sum2021 | Yes | Yes | Yes | No | No |
| spr2021 | Yes | Yes | Yes | No | No |
| win2021 | Yes | Yes | Yes | No | No |
| fal2020 | Yes | Yes | Yes | No | No |
| sum2020 | Yes | Yes | Yes | No | No |
| spr2020 | Yes | Yes | Yes | No | No |
| win1920 | Yes | Yes | Yes | No | No |
| fal2019 | Yes | Yes | Yes | No | Yes |
| sum2019 | Yes | Yes | Yes | No | Yes |
| spr2019 | Yes | Yes | Yes | No | Yes |
| win1819 | Yes | Yes | Yes | No | Yes |
| fal2018 | Yes | Yes | Yes | No | Yes |
| sum2018 | Yes | Yes | Yes | No | Yes |
| spr2018 | Yes | Yes | Yes | Yes | Yes |
| win1718 | Yes | Yes | Yes | Yes | Yes |
| fal2017 | Yes | Yes | Yes | Yes | Yes |
| sum2017 | Yes | Yes | Yes | Yes | Yes |
| spr2017 | Yes | Yes | Yes | Yes | Yes |
| win1617 | Yes | Yes | Yes | Yes | Yes |
| fal2016 | Yes | Yes | Yes | Yes | Yes |
| sum2016 | Yes | Yes | Yes | Yes | Yes |
| spr2016 | Yes | Yes | Yes | Yes | Yes |
| win1516 | Yes | Yes | Yes | Yes | Yes |
| fal2015 | Yes | Yes | Yes | Yes | Yes |
| sum2015 | Yes | Yes | Yes | Yes | Yes |
| spr2015 | Yes | Yes | Yes | Yes | Yes |
| win1415 | Yes | Yes | Yes | Yes | Yes |
| fal2014 | Yes | Yes | Yes | No | Yes |
| sum2014 | Yes | Yes | Yes | No | Yes |
| spr2014 | Yes | Yes | Yes | No | Yes |
| win1314 | Yes | Yes | Yes | No | Yes |
| fal2013 | Yes | Yes | Yes | No | Yes |
| sum2013 | Yes | Yes | Yes | No | Yes |