| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(日) |
07:11 | 00:48 | 19:49 | 13:43 |
| 117cm | 55cm | 107cm | 48cm | |
|
||||
八幡（福岡）2051年05月21日の10分毎の潮の高低差を確認できます。
また1日の潮の高低差が1番大きい（潮の流れが大きい）時間に「最大潮位差」と明記してます。
| 時刻 | 潮位 | 高低差 | 各ポイント |
|---|---|---|---|
| 5/21 00:00 | 56.1 | ↓-0.9 | |
| 5/21 00:10 | 55.4 | ↓-0.7 | |
| 5/21 00:20 | 54.8 | ↓-0.6 | |
| 5/21 00:30 | 54.4 | ↓-0.4 | |
| 5/21 00:40 | 54.2 | ↓-0.2 | 干潮 |
| 5/21 00:50 | 54.2 | 0 | |
| 5/21 01:00 | 54.3 | ↑0.1 | |
| 5/21 01:10 | 54.6 | ↑0.3 | |
| 5/21 01:20 | 55.2 | ↑0.6 | |
| 5/21 01:30 | 55.9 | ↑0.7 | |
| 5/21 01:40 | 56.8 | ↑0.9 | |
| 5/21 01:50 | 57.9 | ↑1.1 | |
| 5/21 02:00 | 59.2 | ↑1.3 | |
| 5/21 02:10 | 60.7 | ↑1.5 | |
| 5/21 02:20 | 62.3 | ↑1.6 | |
| 5/21 02:30 | 64.1 | ↑1.8 | |
| 5/21 02:40 | 66.0 | ↑1.9 | |
| 5/21 02:50 | 68.1 | ↑2.1 | |
| 5/21 03:00 | 70.3 | ↑2.2 | |
| 5/21 03:10 | 72.6 | ↑2.3 | |
| 5/21 03:20 | 74.9 | ↑2.3 | |
| 5/21 03:30 | 77.4 | ↑2.5 | |
| 5/21 03:40 | 79.9 | ↑2.5 | |
| 5/21 03:50 | 82.4 | ↑2.5 | |
| 5/21 04:00 | 84.9 | ↑2.5 | |
| 5/21 04:10 | 87.5 | ↑2.6 | |
| 5/21 04:20 | 90.0 | ↑2.5 | |
| 5/21 04:30 | 92.4 | ↑2.4 | |
| 5/21 04:40 | 94.9 | ↑2.5 | |
| 5/21 04:50 | 97.2 | ↑2.3 | |
| 5/21 05:00 | 99.5 | ↑2.3 | |
| 5/21 05:10 | 101.7 | ↑2.2 | |
| 5/21 05:20 | 103.8 | ↑2.1 | |
| 5/21 05:30 | 105.7 | ↑1.9 | |
| 5/21 05:40 | 107.6 | ↑1.9 | |
| 5/21 05:50 | 109.3 | ↑1.7 | |
| 5/21 06:00 | 110.8 | ↑1.5 | |
| 5/21 06:10 | 112.2 | ↑1.4 | |
| 5/21 06:20 | 113.4 | ↑1.2 | |
| 5/21 06:30 | 114.4 | ↑1.0 | |
| 5/21 06:40 | 115.2 | ↑0.8 | |
| 5/21 06:50 | 115.8 | ↑0.6 | |
| 5/21 07:00 | 116.1 | ↑0.3 | |
| 5/21 07:10 | 116.3 | ↑0.2 | 満潮 |
| 5/21 07:20 | 116.2 | ↓-0.1 | |
| 5/21 07:30 | 115.8 | ↓-0.4 | |
| 5/21 07:40 | 115.2 | ↓-0.6 | |
| 5/21 07:50 | 114.3 | ↓-0.9 | |
| 5/21 08:00 | 113.2 | ↓-1.1 | |
| 5/21 08:10 | 111.9 | ↓-1.3 | |
| 5/21 08:20 | 110.3 | ↓-1.6 | |
| 5/21 08:30 | 108.5 | ↓-1.8 | |
| 5/21 08:40 | 106.5 | ↓-2.0 | |
| 5/21 08:50 | 104.4 | ↓-2.1 | |
| 5/21 09:00 | 102.0 | ↓-2.4 | |
| 5/21 09:10 | 99.6 | ↓-2.4 | |
| 5/21 09:20 | 97.0 | ↓-2.6 | |
| 5/21 09:30 | 94.3 | ↓-2.7 | |
| 5/21 09:40 | 91.6 | ↓-2.7 | |
| 5/21 09:50 | 88.8 | ↓-2.8 | 最大潮位差 |
| 5/21 10:00 | 86.0 | ↓-2.8 | 最大潮位差 |
| 5/21 10:10 | 83.2 | ↓-2.8 | 最大潮位差 |
| 5/21 10:20 | 80.4 | ↓-2.8 | 最大潮位差 |
| 5/21 10:30 | 77.7 | ↓-2.7 | |
| 5/21 10:40 | 75.0 | ↓-2.7 | |
| 5/21 10:50 | 72.4 | ↓-2.6 | |
| 5/21 11:00 | 69.8 | ↓-2.6 | |
| 5/21 11:10 | 67.4 | ↓-2.4 | |
| 5/21 11:20 | 65.0 | ↓-2.4 | |
| 5/21 11:30 | 62.8 | ↓-2.2 | |
| 5/21 11:40 | 60.7 | ↓-2.1 | |
| 5/21 11:50 | 58.7 | ↓-2.0 | |
| 5/21 12:00 | 56.8 | ↓-1.9 | |
| 5/21 12:10 | 55.1 | ↓-1.7 | |
| 5/21 12:20 | 53.6 | ↓-1.5 | |
| 5/21 12:30 | 52.1 | ↓-1.5 | |
| 5/21 12:40 | 50.9 | ↓-1.2 | |
| 5/21 12:50 | 49.8 | ↓-1.1 | |
| 5/21 13:00 | 48.9 | ↓-0.9 | |
| 5/21 13:10 | 48.1 | ↓-0.8 | |
| 5/21 13:20 | 47.6 | ↓-0.5 | |
| 5/21 13:30 | 47.3 | ↓-0.3 | |
| 5/21 13:40 | 47.1 | ↓-0.2 | 干潮 |
| 5/21 13:50 | 47.2 | ↑0.1 | |
| 5/21 14:00 | 47.5 | ↑0.3 | |
| 5/21 14:10 | 48.0 | ↑0.5 | |
| 5/21 14:20 | 48.7 | ↑0.7 | |
| 5/21 14:30 | 49.6 | ↑0.9 | |
| 5/21 14:40 | 50.7 | ↑1.1 | |
| 5/21 14:50 | 52.0 | ↑1.3 | |
| 5/21 15:00 | 53.4 | ↑1.4 | |
| 5/21 15:10 | 55.1 | ↑1.7 | |
| 5/21 15:20 | 56.9 | ↑1.8 | |
| 5/21 15:30 | 58.8 | ↑1.9 | |
| 5/21 15:40 | 60.9 | ↑2.1 | |
| 5/21 15:50 | 63.0 | ↑2.1 | |
| 5/21 16:00 | 65.3 | ↑2.3 | |
| 5/21 16:10 | 67.6 | ↑2.3 | |
| 5/21 16:20 | 70.0 | ↑2.4 | |
| 5/21 16:30 | 72.4 | ↑2.4 | |
| 5/21 16:40 | 74.8 | ↑2.4 | |
| 5/21 16:50 | 77.3 | ↑2.5 | |
| 5/21 17:00 | 79.7 | ↑2.4 | |
| 5/21 17:10 | 82.2 | ↑2.5 | |
| 5/21 17:20 | 84.5 | ↑2.3 | |
| 5/21 17:30 | 86.9 | ↑2.4 | |
| 5/21 17:40 | 89.2 | ↑2.3 | |
| 5/21 17:50 | 91.4 | ↑2.2 | |
| 5/21 18:00 | 93.5 | ↑2.1 | |
| 5/21 18:10 | 95.5 | ↑2.0 | |
| 5/21 18:20 | 97.4 | ↑1.9 | |
| 5/21 18:30 | 99.1 | ↑1.7 | |
| 5/21 18:40 | 100.7 | ↑1.6 | |
| 5/21 18:50 | 102.1 | ↑1.4 | |
| 5/21 19:00 | 103.3 | ↑1.2 | |
| 5/21 19:10 | 104.3 | ↑1.0 | |
| 5/21 19:20 | 105.1 | ↑0.8 | |
| 5/21 19:30 | 105.7 | ↑0.6 | |
| 5/21 19:40 | 106.0 | ↑0.3 | 満潮 |
| 5/21 19:50 | 106.1 | ↑0.1 | |
| 5/21 20:00 | 105.9 | ↓-0.2 | |
| 5/21 20:10 | 105.4 | ↓-0.5 | |
| 5/21 20:20 | 104.7 | ↓-0.7 | |
| 5/21 20:30 | 103.8 | ↓-0.9 | |
| 5/21 20:40 | 102.6 | ↓-1.2 | |
| 5/21 20:50 | 101.2 | ↓-1.4 | |
| 5/21 21:00 | 99.5 | ↓-1.7 | |
| 5/21 21:10 | 97.7 | ↓-1.8 | |
| 5/21 21:20 | 95.7 | ↓-2.0 | |
| 5/21 21:30 | 93.6 | ↓-2.1 | |
| 5/21 21:40 | 91.3 | ↓-2.3 | |
| 5/21 21:50 | 89.0 | ↓-2.3 | |
| 5/21 22:00 | 86.5 | ↓-2.5 | |
| 5/21 22:10 | 84.1 | ↓-2.4 | |
| 5/21 22:20 | 81.6 | ↓-2.5 | |
| 5/21 22:30 | 79.1 | ↓-2.5 | |
| 5/21 22:40 | 76.7 | ↓-2.4 | |
| 5/21 22:50 | 74.3 | ↓-2.4 | |
| 5/21 23:00 | 72.0 | ↓-2.3 | |
| 5/21 23:10 | 69.7 | ↓-2.3 | |
| 5/21 23:20 | 67.6 | ↓-2.1 | |
| 5/21 23:30 | 65.5 | ↓-2.1 | |
| 5/21 23:40 | 63.6 | ↓-1.9 | |
| 5/21 23:50 | 61.8 | ↓-1.8 |