| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(日) |
04:54 | 11:33 | 17:52 | 23:23 |
| 172cm | 50cm | 156cm | 83cm | |
|
||||
長山（沖縄）2028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 | 90.5 | ↑2.0 | |
| 5/21 00:10 | 92.8 | ↑2.3 | |
| 5/21 00:20 | 95.3 | ↑2.5 | |
| 5/21 00:30 | 98.0 | ↑2.7 | |
| 5/21 00:40 | 100.9 | ↑2.9 | |
| 5/21 00:50 | 104.0 | ↑3.1 | |
| 5/21 01:00 | 107.3 | ↑3.3 | |
| 5/21 01:10 | 110.7 | ↑3.4 | |
| 5/21 01:20 | 114.3 | ↑3.6 | |
| 5/21 01:30 | 117.9 | ↑3.6 | |
| 5/21 01:40 | 121.7 | ↑3.8 | |
| 5/21 01:50 | 125.4 | ↑3.7 | |
| 5/21 02:00 | 129.2 | ↑3.8 | |
| 5/21 02:10 | 133.0 | ↑3.8 | |
| 5/21 02:20 | 136.7 | ↑3.7 | |
| 5/21 02:30 | 140.4 | ↑3.7 | |
| 5/21 02:40 | 144.0 | ↑3.6 | |
| 5/21 02:50 | 147.5 | ↑3.5 | |
| 5/21 03:00 | 150.8 | ↑3.3 | |
| 5/21 03:10 | 154.0 | ↑3.2 | |
| 5/21 03:20 | 156.9 | ↑2.9 | |
| 5/21 03:30 | 159.7 | ↑2.8 | |
| 5/21 03:40 | 162.2 | ↑2.5 | |
| 5/21 03:50 | 164.4 | ↑2.2 | |
| 5/21 04:00 | 166.4 | ↑2.0 | |
| 5/21 04:10 | 168.0 | ↑1.6 | |
| 5/21 04:20 | 169.3 | ↑1.3 | |
| 5/21 04:30 | 170.3 | ↑1.0 | |
| 5/21 04:40 | 171.0 | ↑0.7 | |
| 5/21 04:50 | 171.2 | ↑0.2 | 満潮 |
| 5/21 05:00 | 171.2 | 0 | |
| 5/21 05:10 | 170.7 | ↓-0.5 | |
| 5/21 05:20 | 169.9 | ↓-0.8 | |
| 5/21 05:30 | 168.7 | ↓-1.2 | |
| 5/21 05:40 | 167.2 | ↓-1.5 | |
| 5/21 05:50 | 165.3 | ↓-1.9 | |
| 5/21 06:00 | 163.1 | ↓-2.2 | |
| 5/21 06:10 | 160.5 | ↓-2.6 | |
| 5/21 06:20 | 157.6 | ↓-2.9 | |
| 5/21 06:30 | 154.5 | ↓-3.1 | |
| 5/21 06:40 | 151.0 | ↓-3.5 | |
| 5/21 06:50 | 147.3 | ↓-3.7 | |
| 5/21 07:00 | 143.3 | ↓-4.0 | |
| 5/21 07:10 | 139.2 | ↓-4.1 | |
| 5/21 07:20 | 134.8 | ↓-4.4 | |
| 5/21 07:30 | 130.3 | ↓-4.5 | |
| 5/21 07:40 | 125.7 | ↓-4.6 | |
| 5/21 07:50 | 121.0 | ↓-4.7 | |
| 5/21 08:00 | 116.2 | ↓-4.8 | |
| 5/21 08:10 | 111.3 | ↓-4.9 | 最大潮位差 |
| 5/21 08:20 | 106.5 | ↓-4.8 | |
| 5/21 08:30 | 101.7 | ↓-4.8 | |
| 5/21 08:40 | 97.0 | ↓-4.7 | |
| 5/21 08:50 | 92.3 | ↓-4.7 | |
| 5/21 09:00 | 87.8 | ↓-4.5 | |
| 5/21 09:10 | 83.4 | ↓-4.4 | |
| 5/21 09:20 | 79.1 | ↓-4.3 | |
| 5/21 09:30 | 75.1 | ↓-4.0 | |
| 5/21 09:40 | 71.3 | ↓-3.8 | |
| 5/21 09:50 | 67.8 | ↓-3.5 | |
| 5/21 10:00 | 64.5 | ↓-3.3 | |
| 5/21 10:10 | 61.5 | ↓-3.0 | |
| 5/21 10:20 | 58.8 | ↓-2.7 | |
| 5/21 10:30 | 56.4 | ↓-2.4 | |
| 5/21 10:40 | 54.3 | ↓-2.1 | |
| 5/21 10:50 | 52.6 | ↓-1.7 | |
| 5/21 11:00 | 51.3 | ↓-1.3 | |
| 5/21 11:10 | 50.3 | ↓-1.0 | |
| 5/21 11:20 | 49.7 | ↓-0.6 | |
| 5/21 11:30 | 49.5 | ↓-0.2 | 干潮 |
| 5/21 11:40 | 49.6 | ↑0.1 | |
| 5/21 11:50 | 50.1 | ↑0.5 | |
| 5/21 12:00 | 50.9 | ↑0.8 | |
| 5/21 12:10 | 52.1 | ↑1.2 | |
| 5/21 12:20 | 53.7 | ↑1.6 | |
| 5/21 12:30 | 55.6 | ↑1.9 | |
| 5/21 12:40 | 57.8 | ↑2.2 | |
| 5/21 12:50 | 60.3 | ↑2.5 | |
| 5/21 13:00 | 63.1 | ↑2.8 | |
| 5/21 13:10 | 66.2 | ↑3.1 | |
| 5/21 13:20 | 69.5 | ↑3.3 | |
| 5/21 13:30 | 73.0 | ↑3.5 | |
| 5/21 13:40 | 76.8 | ↑3.8 | |
| 5/21 13:50 | 80.7 | ↑3.9 | |
| 5/21 14:00 | 84.8 | ↑4.1 | |
| 5/21 14:10 | 89.0 | ↑4.2 | |
| 5/21 14:20 | 93.3 | ↑4.3 | |
| 5/21 14:30 | 97.6 | ↑4.3 | |
| 5/21 14:40 | 102.0 | ↑4.4 | |
| 5/21 14:50 | 106.4 | ↑4.4 | |
| 5/21 15:00 | 110.8 | ↑4.4 | |
| 5/21 15:10 | 115.1 | ↑4.3 | |
| 5/21 15:20 | 119.3 | ↑4.2 | |
| 5/21 15:30 | 123.4 | ↑4.1 | |
| 5/21 15:40 | 127.3 | ↑3.9 | |
| 5/21 15:50 | 131.1 | ↑3.8 | |
| 5/21 16:00 | 134.6 | ↑3.5 | |
| 5/21 16:10 | 138.0 | ↑3.4 | |
| 5/21 16:20 | 141.1 | ↑3.1 | |
| 5/21 16:30 | 143.9 | ↑2.8 | |
| 5/21 16:40 | 146.4 | ↑2.5 | |
| 5/21 16:50 | 148.6 | ↑2.2 | |
| 5/21 17:00 | 150.6 | ↑2.0 | |
| 5/21 17:10 | 152.1 | ↑1.5 | |
| 5/21 17:20 | 153.4 | ↑1.3 | |
| 5/21 17:30 | 154.3 | ↑0.9 | |
| 5/21 17:40 | 154.8 | ↑0.5 | |
| 5/21 17:50 | 155.0 | ↑0.2 | 満潮 |
| 5/21 18:00 | 154.9 | ↓-0.1 | |
| 5/21 18:10 | 154.4 | ↓-0.5 | |
| 5/21 18:20 | 153.5 | ↓-0.9 | |
| 5/21 18:30 | 152.4 | ↓-1.1 | |
| 5/21 18:40 | 150.9 | ↓-1.5 | |
| 5/21 18:50 | 149.2 | ↓-1.7 | |
| 5/21 19:00 | 147.2 | ↓-2.0 | |
| 5/21 19:10 | 144.9 | ↓-2.3 | |
| 5/21 19:20 | 142.4 | ↓-2.5 | |
| 5/21 19:30 | 139.7 | ↓-2.7 | |
| 5/21 19:40 | 136.8 | ↓-2.9 | |
| 5/21 19:50 | 133.7 | ↓-3.1 | |
| 5/21 20:00 | 130.5 | ↓-3.2 | |
| 5/21 20:10 | 127.2 | ↓-3.3 | |
| 5/21 20:20 | 123.9 | ↓-3.3 | |
| 5/21 20:30 | 120.5 | ↓-3.4 | |
| 5/21 20:40 | 117.1 | ↓-3.4 | |
| 5/21 20:50 | 113.7 | ↓-3.4 | |
| 5/21 21:00 | 110.3 | ↓-3.4 | |
| 5/21 21:10 | 107.0 | ↓-3.3 | |
| 5/21 21:20 | 103.9 | ↓-3.1 | |
| 5/21 21:30 | 100.8 | ↓-3.1 | |
| 5/21 21:40 | 98.0 | ↓-2.8 | |
| 5/21 21:50 | 95.3 | ↓-2.7 | |
| 5/21 22:00 | 92.8 | ↓-2.5 | |
| 5/21 22:10 | 90.5 | ↓-2.3 | |
| 5/21 22:20 | 88.5 | ↓-2.0 | |
| 5/21 22:30 | 86.8 | ↓-1.7 | |
| 5/21 22:40 | 85.3 | ↓-1.5 | |
| 5/21 22:50 | 84.1 | ↓-1.2 | |
| 5/21 23:00 | 83.3 | ↓-0.8 | |
| 5/21 23:10 | 82.7 | ↓-0.6 | |
| 5/21 23:20 | 82.5 | ↓-0.2 | 干潮 |
| 5/21 23:30 | 82.6 | ↑0.1 | |
| 5/21 23:40 | 83.0 | ↑0.4 | |
| 5/21 23:50 | 83.8 | ↑0.8 |