| 満潮 | 干潮 | 満潮 | 干潮 |
|
21
(日) |
07:04 | 01:04 | 19:45 | 13:23 |
| 185cm | 58cm | 194cm | 31cm | |
|
||||
万関瀬戸（長崎）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 | 66.6 | ↓-3.0 | |
| 5/21 00:10 | 64.0 | ↓-2.6 | |
| 5/21 00:20 | 61.8 | ↓-2.2 | |
| 5/21 00:30 | 60.1 | ↓-1.7 | |
| 5/21 00:40 | 58.8 | ↓-1.3 | |
| 5/21 00:50 | 58.0 | ↓-0.8 | |
| 5/21 01:00 | 57.6 | ↓-0.4 | 干潮 |
| 5/21 01:10 | 57.7 | ↑0.1 | |
| 5/21 01:20 | 58.3 | ↑0.6 | |
| 5/21 01:30 | 59.3 | ↑1.0 | |
| 5/21 01:40 | 60.8 | ↑1.5 | |
| 5/21 01:50 | 62.7 | ↑1.9 | |
| 5/21 02:00 | 65.1 | ↑2.4 | |
| 5/21 02:10 | 67.9 | ↑2.8 | |
| 5/21 02:20 | 71.1 | ↑3.2 | |
| 5/21 02:30 | 74.6 | ↑3.5 | |
| 5/21 02:40 | 78.5 | ↑3.9 | |
| 5/21 02:50 | 82.8 | ↑4.3 | |
| 5/21 03:00 | 87.3 | ↑4.5 | |
| 5/21 03:10 | 92.0 | ↑4.7 | |
| 5/21 03:20 | 97.0 | ↑5.0 | |
| 5/21 03:30 | 102.2 | ↑5.2 | |
| 5/21 03:40 | 107.5 | ↑5.3 | |
| 5/21 03:50 | 113.0 | ↑5.5 | |
| 5/21 04:00 | 118.5 | ↑5.5 | |
| 5/21 04:10 | 124.0 | ↑5.5 | |
| 5/21 04:20 | 129.5 | ↑5.5 | |
| 5/21 04:30 | 134.9 | ↑5.4 | |
| 5/21 04:40 | 140.2 | ↑5.3 | |
| 5/21 04:50 | 145.4 | ↑5.2 | |
| 5/21 05:00 | 150.5 | ↑5.1 | |
| 5/21 05:10 | 155.2 | ↑4.7 | |
| 5/21 05:20 | 159.8 | ↑4.6 | |
| 5/21 05:30 | 164.0 | ↑4.2 | |
| 5/21 05:40 | 167.9 | ↑3.9 | |
| 5/21 05:50 | 171.5 | ↑3.6 | |
| 5/21 06:00 | 174.7 | ↑3.2 | |
| 5/21 06:10 | 177.4 | ↑2.7 | |
| 5/21 06:20 | 179.8 | ↑2.4 | |
| 5/21 06:30 | 181.6 | ↑1.8 | |
| 5/21 06:40 | 183.0 | ↑1.4 | |
| 5/21 06:50 | 183.9 | ↑0.9 | |
| 5/21 07:00 | 184.4 | ↑0.5 | 満潮 |
| 5/21 07:10 | 184.3 | ↓-0.1 | |
| 5/21 07:20 | 183.7 | ↓-0.6 | |
| 5/21 07:30 | 182.6 | ↓-1.1 | |
| 5/21 07:40 | 181.0 | ↓-1.6 | |
| 5/21 07:50 | 178.9 | ↓-2.1 | |
| 5/21 08:00 | 176.3 | ↓-2.6 | |
| 5/21 08:10 | 173.3 | ↓-3.0 | |
| 5/21 08:20 | 169.8 | ↓-3.5 | |
| 5/21 08:30 | 165.9 | ↓-3.9 | |
| 5/21 08:40 | 161.6 | ↓-4.3 | |
| 5/21 08:50 | 156.9 | ↓-4.7 | |
| 5/21 09:00 | 151.9 | ↓-5.0 | |
| 5/21 09:10 | 146.6 | ↓-5.3 | |
| 5/21 09:20 | 141.0 | ↓-5.6 | |
| 5/21 09:30 | 135.1 | ↓-5.9 | |
| 5/21 09:40 | 129.1 | ↓-6.0 | |
| 5/21 09:50 | 122.9 | ↓-6.2 | |
| 5/21 10:00 | 116.6 | ↓-6.3 | |
| 5/21 10:10 | 110.3 | ↓-6.3 | |
| 5/21 10:20 | 103.9 | ↓-6.4 | |
| 5/21 10:30 | 97.5 | ↓-6.4 | |
| 5/21 10:40 | 91.2 | ↓-6.3 | |
| 5/21 10:50 | 85.0 | ↓-6.2 | |
| 5/21 11:00 | 78.9 | ↓-6.1 | |
| 5/21 11:10 | 73.1 | ↓-5.8 | |
| 5/21 11:20 | 67.5 | ↓-5.6 | |
| 5/21 11:30 | 62.1 | ↓-5.4 | |
| 5/21 11:40 | 57.1 | ↓-5.0 | |
| 5/21 11:50 | 52.4 | ↓-4.7 | |
| 5/21 12:00 | 48.1 | ↓-4.3 | |
| 5/21 12:10 | 44.2 | ↓-3.9 | |
| 5/21 12:20 | 40.8 | ↓-3.4 | |
| 5/21 12:30 | 37.8 | ↓-3.0 | |
| 5/21 12:40 | 35.3 | ↓-2.5 | |
| 5/21 12:50 | 33.3 | ↓-2.0 | |
| 5/21 13:00 | 31.9 | ↓-1.4 | |
| 5/21 13:10 | 31.0 | ↓-0.9 | |
| 5/21 13:20 | 30.6 | ↓-0.4 | 干潮 |
| 5/21 13:30 | 30.7 | ↑0.1 | |
| 5/21 13:40 | 31.4 | ↑0.7 | |
| 5/21 13:50 | 32.7 | ↑1.3 | |
| 5/21 14:00 | 34.5 | ↑1.8 | |
| 5/21 14:10 | 36.8 | ↑2.3 | |
| 5/21 14:20 | 39.6 | ↑2.8 | |
| 5/21 14:30 | 42.9 | ↑3.3 | |
| 5/21 14:40 | 46.7 | ↑3.8 | |
| 5/21 14:50 | 50.9 | ↑4.2 | |
| 5/21 15:00 | 55.5 | ↑4.6 | |
| 5/21 15:10 | 60.5 | ↑5.0 | |
| 5/21 15:20 | 65.9 | ↑5.4 | |
| 5/21 15:30 | 71.6 | ↑5.7 | |
| 5/21 15:40 | 77.5 | ↑5.9 | |
| 5/21 15:50 | 83.7 | ↑6.2 | |
| 5/21 16:00 | 90.1 | ↑6.4 | |
| 5/21 16:10 | 96.6 | ↑6.5 | |
| 5/21 16:20 | 103.3 | ↑6.7 | 最大潮位差 |
| 5/21 16:30 | 110.0 | ↑6.7 | 最大潮位差 |
| 5/21 16:40 | 116.7 | ↑6.7 | 最大潮位差 |
| 5/21 16:50 | 123.3 | ↑6.6 | |
| 5/21 17:00 | 129.9 | ↑6.6 | |
| 5/21 17:10 | 136.4 | ↑6.5 | |
| 5/21 17:20 | 142.7 | ↑6.3 | |
| 5/21 17:30 | 148.7 | ↑6.0 | |
| 5/21 17:40 | 154.6 | ↑5.9 | |
| 5/21 17:50 | 160.1 | ↑5.5 | |
| 5/21 18:00 | 165.3 | ↑5.2 | |
| 5/21 18:10 | 170.2 | ↑4.9 | |
| 5/21 18:20 | 174.6 | ↑4.4 | |
| 5/21 18:30 | 178.6 | ↑4.0 | |
| 5/21 18:40 | 182.2 | ↑3.6 | |
| 5/21 18:50 | 185.3 | ↑3.1 | |
| 5/21 19:00 | 187.9 | ↑2.6 | |
| 5/21 19:10 | 189.9 | ↑2.0 | |
| 5/21 19:20 | 191.5 | ↑1.6 | |
| 5/21 19:30 | 192.5 | ↑1.0 | |
| 5/21 19:40 | 193.0 | ↑0.5 | 満潮 |
| 5/21 19:50 | 192.9 | ↓-0.1 | |
| 5/21 20:00 | 192.3 | ↓-0.6 | |
| 5/21 20:10 | 191.2 | ↓-1.1 | |
| 5/21 20:20 | 189.5 | ↓-1.7 | |
| 5/21 20:30 | 187.3 | ↓-2.2 | |
| 5/21 20:40 | 184.7 | ↓-2.6 | |
| 5/21 20:50 | 181.6 | ↓-3.1 | |
| 5/21 21:00 | 178.0 | ↓-3.6 | |
| 5/21 21:10 | 174.0 | ↓-4.0 | |
| 5/21 21:20 | 169.6 | ↓-4.4 | |
| 5/21 21:30 | 164.9 | ↓-4.7 | |
| 5/21 21:40 | 159.9 | ↓-5.0 | |
| 5/21 21:50 | 154.5 | ↓-5.4 | |
| 5/21 22:00 | 149.0 | ↓-5.5 | |
| 5/21 22:10 | 143.2 | ↓-5.8 | |
| 5/21 22:20 | 137.3 | ↓-5.9 | |
| 5/21 22:30 | 131.3 | ↓-6.0 | |
| 5/21 22:40 | 125.3 | ↓-6.0 | |
| 5/21 22:50 | 119.2 | ↓-6.1 | |
| 5/21 23:00 | 113.1 | ↓-6.1 | |
| 5/21 23:10 | 107.2 | ↓-5.9 | |
| 5/21 23:20 | 101.3 | ↓-5.9 | |
| 5/21 23:30 | 95.6 | ↓-5.7 | |
| 5/21 23:40 | 90.1 | ↓-5.5 | |
| 5/21 23:50 | 84.9 | ↓-5.2 |