| 満潮 | 干潮 | 満潮 | 干潮 |
|
18
(日) |
07:58 | 01:45 | 20:33 | 14:25 |
| 130cm | 52cm | 114cm | 28cm | |
|
||||
八幡（福岡）2031年05月18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 |
|---|---|---|---|
| 5/18 00:00 | 62.0 | ↓-1.8 | |
| 5/18 00:10 | 60.2 | ↓-1.8 | |
| 5/18 00:20 | 58.6 | ↓-1.6 | |
| 5/18 00:30 | 57.2 | ↓-1.4 | |
| 5/18 00:40 | 55.8 | ↓-1.4 | |
| 5/18 00:50 | 54.7 | ↓-1.1 | |
| 5/18 01:00 | 53.7 | ↓-1.0 | |
| 5/18 01:10 | 52.9 | ↓-0.8 | |
| 5/18 01:20 | 52.3 | ↓-0.6 | |
| 5/18 01:30 | 51.9 | ↓-0.4 | |
| 5/18 01:40 | 51.7 | ↓-0.2 | 干潮 |
| 5/18 01:50 | 51.7 | 0 | |
| 5/18 02:00 | 51.9 | ↑0.2 | |
| 5/18 02:10 | 52.4 | ↑0.5 | |
| 5/18 02:20 | 53.1 | ↑0.7 | |
| 5/18 02:30 | 54.1 | ↑1.0 | |
| 5/18 02:40 | 55.3 | ↑1.2 | |
| 5/18 02:50 | 56.7 | ↑1.4 | |
| 5/18 03:00 | 58.3 | ↑1.6 | |
| 5/18 03:10 | 60.2 | ↑1.9 | |
| 5/18 03:20 | 62.3 | ↑2.1 | |
| 5/18 03:30 | 64.5 | ↑2.2 | |
| 5/18 03:40 | 67.0 | ↑2.5 | |
| 5/18 03:50 | 69.6 | ↑2.6 | |
| 5/18 04:00 | 72.3 | ↑2.7 | |
| 5/18 04:10 | 75.2 | ↑2.9 | |
| 5/18 04:20 | 78.2 | ↑3.0 | |
| 5/18 04:30 | 81.3 | ↑3.1 | |
| 5/18 04:40 | 84.4 | ↑3.1 | |
| 5/18 04:50 | 87.6 | ↑3.2 | |
| 5/18 05:00 | 90.8 | ↑3.2 | |
| 5/18 05:10 | 94.0 | ↑3.2 | |
| 5/18 05:20 | 97.2 | ↑3.2 | |
| 5/18 05:30 | 100.4 | ↑3.2 | |
| 5/18 05:40 | 103.5 | ↑3.1 | |
| 5/18 05:50 | 106.6 | ↑3.1 | |
| 5/18 06:00 | 109.5 | ↑2.9 | |
| 5/18 06:10 | 112.4 | ↑2.9 | |
| 5/18 06:20 | 115.1 | ↑2.7 | |
| 5/18 06:30 | 117.6 | ↑2.5 | |
| 5/18 06:40 | 120.0 | ↑2.4 | |
| 5/18 06:50 | 122.2 | ↑2.2 | |
| 5/18 07:00 | 124.1 | ↑1.9 | |
| 5/18 07:10 | 125.8 | ↑1.7 | |
| 5/18 07:20 | 127.1 | ↑1.3 | |
| 5/18 07:30 | 128.2 | ↑1.1 | |
| 5/18 07:40 | 129.0 | ↑0.8 | |
| 5/18 07:50 | 129.4 | ↑0.4 | 満潮 |
| 5/18 08:00 | 129.5 | ↑0.1 | |
| 5/18 08:10 | 129.3 | ↓-0.2 | |
| 5/18 08:20 | 128.6 | ↓-0.7 | |
| 5/18 08:30 | 127.6 | ↓-1.0 | |
| 5/18 08:40 | 126.2 | ↓-1.4 | |
| 5/18 08:50 | 124.5 | ↓-1.7 | |
| 5/18 09:00 | 122.5 | ↓-2.0 | |
| 5/18 09:10 | 120.1 | ↓-2.4 | |
| 5/18 09:20 | 117.4 | ↓-2.7 | |
| 5/18 09:30 | 114.5 | ↓-2.9 | |
| 5/18 09:40 | 111.2 | ↓-3.3 | |
| 5/18 09:50 | 107.8 | ↓-3.4 | |
| 5/18 10:00 | 104.2 | ↓-3.6 | |
| 5/18 10:10 | 100.4 | ↓-3.8 | |
| 5/18 10:20 | 96.5 | ↓-3.9 | |
| 5/18 10:30 | 92.5 | ↓-4.0 | |
| 5/18 10:40 | 88.5 | ↓-4.0 | |
| 5/18 10:50 | 84.4 | ↓-4.1 | 最大潮位差 |
| 5/18 11:00 | 80.3 | ↓-4.1 | 最大潮位差 |
| 5/18 11:10 | 76.3 | ↓-4.0 | |
| 5/18 11:20 | 72.2 | ↓-4.1 | 最大潮位差 |
| 5/18 11:30 | 68.3 | ↓-3.9 | |
| 5/18 11:40 | 64.4 | ↓-3.9 | |
| 5/18 11:50 | 60.6 | ↓-3.8 | |
| 5/18 12:00 | 57.0 | ↓-3.6 | |
| 5/18 12:10 | 53.5 | ↓-3.5 | |
| 5/18 12:20 | 50.1 | ↓-3.4 | |
| 5/18 12:30 | 47.0 | ↓-3.1 | |
| 5/18 12:40 | 44.0 | ↓-3.0 | |
| 5/18 12:50 | 41.2 | ↓-2.8 | |
| 5/18 13:00 | 38.6 | ↓-2.6 | |
| 5/18 13:10 | 36.3 | ↓-2.3 | |
| 5/18 13:20 | 34.2 | ↓-2.1 | |
| 5/18 13:30 | 32.4 | ↓-1.8 | |
| 5/18 13:40 | 30.8 | ↓-1.6 | |
| 5/18 13:50 | 29.6 | ↓-1.2 | |
| 5/18 14:00 | 28.6 | ↓-1.0 | |
| 5/18 14:10 | 28.0 | ↓-0.6 | |
| 5/18 14:20 | 27.7 | ↓-0.3 | 干潮 |
| 5/18 14:30 | 27.7 | 0 | |
| 5/18 14:40 | 28.1 | ↑0.4 | |
| 5/18 14:50 | 28.7 | ↑0.6 | |
| 5/18 15:00 | 29.7 | ↑1.0 | |
| 5/18 15:10 | 31.1 | ↑1.4 | |
| 5/18 15:20 | 32.7 | ↑1.6 | |
| 5/18 15:30 | 34.6 | ↑1.9 | |
| 5/18 15:40 | 36.7 | ↑2.1 | |
| 5/18 15:50 | 39.2 | ↑2.5 | |
| 5/18 16:00 | 41.8 | ↑2.6 | |
| 5/18 16:10 | 44.7 | ↑2.9 | |
| 5/18 16:20 | 47.7 | ↑3.0 | |
| 5/18 16:30 | 50.9 | ↑3.2 | |
| 5/18 16:40 | 54.2 | ↑3.3 | |
| 5/18 16:50 | 57.6 | ↑3.4 | |
| 5/18 17:00 | 61.1 | ↑3.5 | |
| 5/18 17:10 | 64.6 | ↑3.5 | |
| 5/18 17:20 | 68.2 | ↑3.6 | |
| 5/18 17:30 | 71.7 | ↑3.5 | |
| 5/18 17:40 | 75.3 | ↑3.6 | |
| 5/18 17:50 | 78.8 | ↑3.5 | |
| 5/18 18:00 | 82.3 | ↑3.5 | |
| 5/18 18:10 | 85.7 | ↑3.4 | |
| 5/18 18:20 | 89.0 | ↑3.3 | |
| 5/18 18:30 | 92.2 | ↑3.2 | |
| 5/18 18:40 | 95.2 | ↑3.0 | |
| 5/18 18:50 | 98.1 | ↑2.9 | |
| 5/18 19:00 | 100.8 | ↑2.7 | |
| 5/18 19:10 | 103.2 | ↑2.4 | |
| 5/18 19:20 | 105.5 | ↑2.3 | |
| 5/18 19:30 | 107.5 | ↑2.0 | |
| 5/18 19:40 | 109.3 | ↑1.8 | |
| 5/18 19:50 | 110.8 | ↑1.5 | |
| 5/18 20:00 | 111.9 | ↑1.1 | |
| 5/18 20:10 | 112.8 | ↑0.9 | |
| 5/18 20:20 | 113.4 | ↑0.6 | |
| 5/18 20:30 | 113.6 | ↑0.2 | 満潮 |
| 5/18 20:40 | 113.5 | ↓-0.1 | |
| 5/18 20:50 | 113.1 | ↓-0.4 | |
| 5/18 21:00 | 112.4 | ↓-0.7 | |
| 5/18 21:10 | 111.4 | ↓-1.0 | |
| 5/18 21:20 | 110.1 | ↓-1.3 | |
| 5/18 21:30 | 108.6 | ↓-1.5 | |
| 5/18 21:40 | 106.8 | ↓-1.8 | |
| 5/18 21:50 | 104.8 | ↓-2.0 | |
| 5/18 22:00 | 102.6 | ↓-2.2 | |
| 5/18 22:10 | 100.2 | ↓-2.4 | |
| 5/18 22:20 | 97.8 | ↓-2.4 | |
| 5/18 22:30 | 95.2 | ↓-2.6 | |
| 5/18 22:40 | 92.6 | ↓-2.6 | |
| 5/18 22:50 | 89.9 | ↓-2.7 | |
| 5/18 23:00 | 87.2 | ↓-2.7 | |
| 5/18 23:10 | 84.5 | ↓-2.7 | |
| 5/18 23:20 | 81.9 | ↓-2.6 | |
| 5/18 23:30 | 79.3 | ↓-2.6 | |
| 5/18 23:40 | 76.7 | ↓-2.6 | |
| 5/18 23:50 | 74.3 | ↓-2.4 |