| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(日) |
05:36 | 10:38 | 16:45 | 23:46 |
| 91cm | 73cm | 102cm | 44cm | |
|
||||
八幡（福岡）2040年05月20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 |
|---|---|---|---|
| 5/20 00:00 | 49.7 | ↑1.0 | |
| 5/20 00:10 | 50.9 | ↑1.2 | |
| 5/20 00:20 | 52.1 | ↑1.2 | |
| 5/20 00:30 | 53.4 | ↑1.3 | |
| 5/20 00:40 | 54.8 | ↑1.4 | |
| 5/20 00:50 | 56.3 | ↑1.5 | |
| 5/20 01:00 | 57.9 | ↑1.6 | |
| 5/20 01:10 | 59.5 | ↑1.6 | |
| 5/20 01:20 | 61.2 | ↑1.7 | |
| 5/20 01:30 | 62.9 | ↑1.7 | |
| 5/20 01:40 | 64.7 | ↑1.8 | |
| 5/20 01:50 | 66.4 | ↑1.7 | |
| 5/20 02:00 | 68.2 | ↑1.8 | |
| 5/20 02:10 | 69.9 | ↑1.7 | |
| 5/20 02:20 | 71.7 | ↑1.8 | |
| 5/20 02:30 | 73.4 | ↑1.7 | |
| 5/20 02:40 | 75.0 | ↑1.6 | |
| 5/20 02:50 | 76.7 | ↑1.7 | |
| 5/20 03:00 | 78.2 | ↑1.5 | |
| 5/20 03:10 | 79.7 | ↑1.5 | |
| 5/20 03:20 | 81.1 | ↑1.4 | |
| 5/20 03:30 | 82.4 | ↑1.3 | |
| 5/20 03:40 | 83.6 | ↑1.2 | |
| 5/20 03:50 | 84.7 | ↑1.1 | |
| 5/20 04:00 | 85.7 | ↑1.0 | |
| 5/20 04:10 | 86.6 | ↑0.9 | |
| 5/20 04:20 | 87.4 | ↑0.8 | |
| 5/20 04:30 | 88.1 | ↑0.7 | |
| 5/20 04:40 | 88.7 | ↑0.6 | |
| 5/20 04:50 | 89.2 | ↑0.5 | |
| 5/20 05:00 | 89.6 | ↑0.4 | |
| 5/20 05:10 | 89.9 | ↑0.3 | |
| 5/20 05:20 | 90.1 | ↑0.2 | |
| 5/20 05:30 | 90.2 | ↑0.1 | 満潮 |
| 5/20 05:40 | 90.2 | 0 | |
| 5/20 05:50 | 90.1 | ↓-0.1 | |
| 5/20 06:00 | 89.9 | ↓-0.2 | |
| 5/20 06:10 | 89.6 | ↓-0.3 | |
| 5/20 06:20 | 89.3 | ↓-0.3 | |
| 5/20 06:30 | 88.9 | ↓-0.4 | |
| 5/20 06:40 | 88.4 | ↓-0.5 | |
| 5/20 06:50 | 87.8 | ↓-0.6 | |
| 5/20 07:00 | 87.2 | ↓-0.6 | |
| 5/20 07:10 | 86.5 | ↓-0.7 | |
| 5/20 07:20 | 85.7 | ↓-0.8 | |
| 5/20 07:30 | 84.9 | ↓-0.8 | |
| 5/20 07:40 | 84.0 | ↓-0.9 | |
| 5/20 07:50 | 83.2 | ↓-0.8 | |
| 5/20 08:00 | 82.3 | ↓-0.9 | |
| 5/20 08:10 | 81.3 | ↓-1.0 | |
| 5/20 08:20 | 80.4 | ↓-0.9 | |
| 5/20 08:30 | 79.5 | ↓-0.9 | |
| 5/20 08:40 | 78.6 | ↓-0.9 | |
| 5/20 08:50 | 77.7 | ↓-0.9 | |
| 5/20 09:00 | 76.8 | ↓-0.9 | |
| 5/20 09:10 | 76.1 | ↓-0.7 | |
| 5/20 09:20 | 75.3 | ↓-0.8 | |
| 5/20 09:30 | 74.7 | ↓-0.6 | |
| 5/20 09:40 | 74.1 | ↓-0.6 | |
| 5/20 09:50 | 73.6 | ↓-0.5 | |
| 5/20 10:00 | 73.2 | ↓-0.4 | |
| 5/20 10:10 | 72.8 | ↓-0.4 | |
| 5/20 10:20 | 72.6 | ↓-0.2 | |
| 5/20 10:30 | 72.5 | ↓-0.1 | 干潮 |
| 5/20 10:40 | 72.5 | 0 | |
| 5/20 10:50 | 72.6 | ↑0.1 | |
| 5/20 11:00 | 72.8 | ↑0.2 | |
| 5/20 11:10 | 73.1 | ↑0.3 | |
| 5/20 11:20 | 73.4 | ↑0.3 | |
| 5/20 11:30 | 73.9 | ↑0.5 | |
| 5/20 11:40 | 74.5 | ↑0.6 | |
| 5/20 11:50 | 75.1 | ↑0.6 | |
| 5/20 12:00 | 75.8 | ↑0.7 | |
| 5/20 12:10 | 76.6 | ↑0.8 | |
| 5/20 12:20 | 77.5 | ↑0.9 | |
| 5/20 12:30 | 78.5 | ↑1.0 | |
| 5/20 12:40 | 79.5 | ↑1.0 | |
| 5/20 12:50 | 80.5 | ↑1.0 | |
| 5/20 13:00 | 81.6 | ↑1.1 | |
| 5/20 13:10 | 82.8 | ↑1.2 | |
| 5/20 13:20 | 84.0 | ↑1.2 | |
| 5/20 13:30 | 85.2 | ↑1.2 | |
| 5/20 13:40 | 86.4 | ↑1.2 | |
| 5/20 13:50 | 87.6 | ↑1.2 | |
| 5/20 14:00 | 88.9 | ↑1.3 | |
| 5/20 14:10 | 90.1 | ↑1.2 | |
| 5/20 14:20 | 91.3 | ↑1.2 | |
| 5/20 14:30 | 92.5 | ↑1.2 | |
| 5/20 14:40 | 93.7 | ↑1.2 | |
| 5/20 14:50 | 94.8 | ↑1.1 | |
| 5/20 15:00 | 95.8 | ↑1.0 | |
| 5/20 15:10 | 96.8 | ↑1.0 | |
| 5/20 15:20 | 97.8 | ↑1.0 | |
| 5/20 15:30 | 98.6 | ↑0.8 | |
| 5/20 15:40 | 99.3 | ↑0.7 | |
| 5/20 15:50 | 100.0 | ↑0.7 | |
| 5/20 16:00 | 100.6 | ↑0.6 | |
| 5/20 16:10 | 101.0 | ↑0.4 | |
| 5/20 16:20 | 101.3 | ↑0.3 | |
| 5/20 16:30 | 101.6 | ↑0.3 | |
| 5/20 16:40 | 101.7 | ↑0.1 | 満潮 |
| 5/20 16:50 | 101.7 | 0 | |
| 5/20 17:00 | 101.5 | ↓-0.2 | |
| 5/20 17:10 | 101.3 | ↓-0.2 | |
| 5/20 17:20 | 100.9 | ↓-0.4 | |
| 5/20 17:30 | 100.4 | ↓-0.5 | |
| 5/20 17:40 | 99.8 | ↓-0.6 | |
| 5/20 17:50 | 99.1 | ↓-0.7 | |
| 5/20 18:00 | 98.2 | ↓-0.9 | |
| 5/20 18:10 | 97.2 | ↓-1.0 | |
| 5/20 18:20 | 96.1 | ↓-1.1 | |
| 5/20 18:30 | 94.8 | ↓-1.3 | |
| 5/20 18:40 | 93.5 | ↓-1.3 | |
| 5/20 18:50 | 92.0 | ↓-1.5 | |
| 5/20 19:00 | 90.4 | ↓-1.6 | |
| 5/20 19:10 | 88.7 | ↓-1.7 | |
| 5/20 19:20 | 86.8 | ↓-1.9 | |
| 5/20 19:30 | 84.9 | ↓-1.9 | |
| 5/20 19:40 | 82.9 | ↓-2.0 | |
| 5/20 19:50 | 80.8 | ↓-2.1 | |
| 5/20 20:00 | 78.6 | ↓-2.2 | |
| 5/20 20:10 | 76.4 | ↓-2.2 | |
| 5/20 20:20 | 74.2 | ↓-2.2 | |
| 5/20 20:30 | 71.9 | ↓-2.3 | 最大潮位差 |
| 5/20 20:40 | 69.6 | ↓-2.3 | 最大潮位差 |
| 5/20 20:50 | 67.3 | ↓-2.3 | 最大潮位差 |
| 5/20 21:00 | 65.1 | ↓-2.2 | |
| 5/20 21:10 | 62.9 | ↓-2.2 | |
| 5/20 21:20 | 60.7 | ↓-2.2 | |
| 5/20 21:30 | 58.6 | ↓-2.1 | |
| 5/20 21:40 | 56.7 | ↓-1.9 | |
| 5/20 21:50 | 54.8 | ↓-1.9 | |
| 5/20 22:00 | 53.0 | ↓-1.8 | |
| 5/20 22:10 | 51.4 | ↓-1.6 | |
| 5/20 22:20 | 49.9 | ↓-1.5 | |
| 5/20 22:30 | 48.6 | ↓-1.3 | |
| 5/20 22:40 | 47.4 | ↓-1.2 | |
| 5/20 22:50 | 46.4 | ↓-1.0 | |
| 5/20 23:00 | 45.5 | ↓-0.9 | |
| 5/20 23:10 | 44.8 | ↓-0.7 | |
| 5/20 23:20 | 44.3 | ↓-0.5 | |
| 5/20 23:30 | 44.0 | ↓-0.3 | |
| 5/20 23:40 | 43.8 | ↓-0.2 | 干潮 |
| 5/20 23:50 | 43.8 | 0 |