| Date / Heure | Houle | Période | Pression |
| 18/01 15:00 | 2.6 m | - | 1017 Hpa |
| 18/01 14:00 | 2.8 m | - | 1017 Hpa |
| 18/01 13:00 | 2.6 m | - | 1019 Hpa |
| 18/01 12:00 | 2.5 m | - | 1020 Hpa |
| 18/01 11:00 | 2.5 m | - | 1021 Hpa |
| 18/01 10:00 | 2.6 m | - | 1021 Hpa |
| 18/01 09:00 | 2.7 m | - | 1023 Hpa |
| 18/01 08:00 | 2.5 m | - | 1025 Hpa |
| 18/01 07:00 | 3.1 m | - | 1025 Hpa |
| 18/01 06:00 | 2.9 m | - | 1026 Hpa |
| 18/01 05:00 | 3.0 m | - | 1027 Hpa |
| 18/01 04:00 | 3.0 m | - | 1028 Hpa |
| 18/01 03:00 | 3.2 m | - | 1029 Hpa |
| 18/01 02:00 | 3.2 m | - | 1030 Hpa |
| 18/01 01:00 | 3.1 m | - | 1030 Hpa |
| 18/01 00:00 | 3.2 m | - | 1030 Hpa |
| 17/01 23:00 | 3.0 m | - | 1030 Hpa |
| 17/01 22:00 | 3.1 m | - | 1031 Hpa |
| 17/01 21:00 | 3.2 m | - | 1031 Hpa |
| 17/01 20:00 | 3.2 m | - | 1030 Hpa |
| 17/01 19:00 | 3.1 m | - | 1030 Hpa |
| 17/01 18:00 | 3.2 m | - | 1030 Hpa |
| 17/01 17:00 | 3.3 m | - | 1029 Hpa |
| 17/01 16:00 | 3.4 m | - | 1029 Hpa |
| 17/01 15:00 | 3.6 m | - | 1028 Hpa |
| 17/01 14:00 | 3.3 m | - | 1028 Hpa |
| 17/01 13:00 | 3.5 m | - | 1027 Hpa |
| 17/01 12:00 | 3.5 m | - | 1027 Hpa |
| 17/01 11:00 | 3.0 m | - | 1026 Hpa |
| 17/01 10:00 | 3.6 m | - | 1025 Hpa |
| 17/01 09:00 | 3.5 m | - | 1024 Hpa |
| 17/01 08:00 | 3.4 m | - | 1023 Hpa |
| 17/01 07:00 | 3.2 m | - | 1022 Hpa |
| 17/01 06:00 | 3.3 m | - | 1020 Hpa |
| 17/01 05:00 | 3.3 m | - | 1020 Hpa |
| 17/01 04:00 | 3.5 m | - | 1020 Hpa |
| 17/01 03:00 | 3.5 m | - | 1019 Hpa |
| 17/01 02:00 | 3.5 m | - | 1018 Hpa |
| 17/01 01:00 | 3.8 m | - | 1018 Hpa |
| 17/01 00:00 | 3.8 m | - | 1016 Hpa |
| 16/01 23:00 | 3.7 m | - | 1016 Hpa |
| 16/01 22:00 | 4.3 m | - | 1015 Hpa |
| 16/01 21:00 | 4.2 m | - | 1015 Hpa |
| 16/01 20:00 | 4.4 m | - | 1015 Hpa |
| 16/01 19:00 | 3.7 m | - | 1015 Hpa |
| 16/01 18:00 | 3.0 m | - | 1015 Hpa |
| 16/01 17:00 | 2.9 m | - | 1015 Hpa |
| 16/01 16:00 | 2.8 m | - | 1015 Hpa |
| 16/01 15:00 | 2.6 m | - | 1013 Hpa |
| 16/01 14:00 | 3.4 m | - | 1014 Hpa |
| 16/01 13:00 | 2.7 m | - | 1015 Hpa |
| 16/01 12:00 | 3.5 m | - | 1015 Hpa |
| 16/01 11:00 | 3.5 m | - | 1016 Hpa |
| 16/01 10:00 | 3.2 m | - | 1015 Hpa |
| 16/01 09:00 | 3.6 m | - | 1015 Hpa |
| 16/01 08:00 | 3.7 m | - | 1015 Hpa |
| 16/01 07:00 | 3.5 m | - | 1015 Hpa |
| 16/01 06:00 | 3.4 m | - | 1016 Hpa |
| 16/01 05:00 | 3.6 m | - | 1017 Hpa |
| 16/01 04:00 | 3.6 m | - | 1018 Hpa |
GPS: 45.201, -5
Relevés de la bouée Gascogne (62001)
