| 満潮 | 干潮 | 満潮 | 干潮 |
|
20
(土) |
09:46 | 03:51 | 22:38 | 16:13 |
| 264cm | 62cm | 251cm | 2cm | |
|
||||
黒子島（長崎）2030年04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 |
|---|---|---|---|
| 4/20 00:00 | 207.1 | ↓-7.7 | |
| 4/20 00:10 | 198.9 | ↓-8.2 | |
| 4/20 00:20 | 190.5 | ↓-8.4 | |
| 4/20 00:30 | 181.9 | ↓-8.6 | |
| 4/20 00:40 | 173.1 | ↓-8.8 | |
| 4/20 00:50 | 164.2 | ↓-8.9 | |
| 4/20 01:00 | 155.4 | ↓-8.8 | |
| 4/20 01:10 | 146.5 | ↓-8.9 | |
| 4/20 01:20 | 137.8 | ↓-8.7 | |
| 4/20 01:30 | 129.3 | ↓-8.5 | |
| 4/20 01:40 | 121.0 | ↓-8.3 | |
| 4/20 01:50 | 113.1 | ↓-7.9 | |
| 4/20 02:00 | 105.5 | ↓-7.6 | |
| 4/20 02:10 | 98.4 | ↓-7.1 | |
| 4/20 02:20 | 91.7 | ↓-6.7 | |
| 4/20 02:30 | 85.7 | ↓-6.0 | |
| 4/20 02:40 | 80.2 | ↓-5.5 | |
| 4/20 02:50 | 75.3 | ↓-4.9 | |
| 4/20 03:00 | 71.2 | ↓-4.1 | |
| 4/20 03:10 | 67.7 | ↓-3.5 | |
| 4/20 03:20 | 65.0 | ↓-2.7 | |
| 4/20 03:30 | 63.0 | ↓-2.0 | |
| 4/20 03:40 | 61.8 | ↓-1.2 | |
| 4/20 03:50 | 61.4 | ↓-0.4 | 干潮 |
| 4/20 04:00 | 61.7 | ↑0.3 | |
| 4/20 04:10 | 62.8 | ↑1.1 | |
| 4/20 04:20 | 64.7 | ↑1.9 | |
| 4/20 04:30 | 67.4 | ↑2.7 | |
| 4/20 04:40 | 70.8 | ↑3.4 | |
| 4/20 04:50 | 74.9 | ↑4.1 | |
| 4/20 05:00 | 79.7 | ↑4.8 | |
| 4/20 05:10 | 85.1 | ↑5.4 | |
| 4/20 05:20 | 91.1 | ↑6.0 | |
| 4/20 05:30 | 97.7 | ↑6.6 | |
| 4/20 05:40 | 104.8 | ↑7.1 | |
| 4/20 05:50 | 112.3 | ↑7.5 | |
| 4/20 06:00 | 120.3 | ↑8.0 | |
| 4/20 06:10 | 128.5 | ↑8.2 | |
| 4/20 06:20 | 137.0 | ↑8.5 | |
| 4/20 06:30 | 145.8 | ↑8.8 | |
| 4/20 06:40 | 154.6 | ↑8.8 | |
| 4/20 06:50 | 163.6 | ↑9.0 | |
| 4/20 07:00 | 172.5 | ↑8.9 | |
| 4/20 07:10 | 181.4 | ↑8.9 | |
| 4/20 07:20 | 190.1 | ↑8.7 | |
| 4/20 07:30 | 198.6 | ↑8.5 | |
| 4/20 07:40 | 206.8 | ↑8.2 | |
| 4/20 07:50 | 214.7 | ↑7.9 | |
| 4/20 08:00 | 222.2 | ↑7.5 | |
| 4/20 08:10 | 229.2 | ↑7.0 | |
| 4/20 08:20 | 235.7 | ↑6.5 | |
| 4/20 08:30 | 241.6 | ↑5.9 | |
| 4/20 08:40 | 246.9 | ↑5.3 | |
| 4/20 08:50 | 251.6 | ↑4.7 | |
| 4/20 09:00 | 255.5 | ↑3.9 | |
| 4/20 09:10 | 258.7 | ↑3.2 | |
| 4/20 09:20 | 261.1 | ↑2.4 | |
| 4/20 09:30 | 262.7 | ↑1.6 | |
| 4/20 09:40 | 263.6 | ↑0.9 | 満潮 |
| 4/20 09:50 | 263.6 | 0 | |
| 4/20 10:00 | 262.7 | ↓-0.9 | |
| 4/20 10:10 | 261.1 | ↓-1.6 | |
| 4/20 10:20 | 258.6 | ↓-2.5 | |
| 4/20 10:30 | 255.3 | ↓-3.3 | |
| 4/20 10:40 | 251.2 | ↓-4.1 | |
| 4/20 10:50 | 246.3 | ↓-4.9 | |
| 4/20 11:00 | 240.7 | ↓-5.6 | |
| 4/20 11:10 | 234.3 | ↓-6.4 | |
| 4/20 11:20 | 227.3 | ↓-7.0 | |
| 4/20 11:30 | 219.7 | ↓-7.6 | |
| 4/20 11:40 | 211.5 | ↓-8.2 | |
| 4/20 11:50 | 202.8 | ↓-8.7 | |
| 4/20 12:00 | 193.6 | ↓-9.2 | |
| 4/20 12:10 | 184.0 | ↓-9.6 | |
| 4/20 12:20 | 174.0 | ↓-10.0 | |
| 4/20 12:30 | 163.8 | ↓-10.2 | |
| 4/20 12:40 | 153.3 | ↓-10.5 | |
| 4/20 12:50 | 142.8 | ↓-10.5 | |
| 4/20 13:00 | 132.1 | ↓-10.7 | 最大潮位差 |
| 4/20 13:10 | 121.4 | ↓-10.7 | 最大潮位差 |
| 4/20 13:20 | 110.9 | ↓-10.5 | |
| 4/20 13:30 | 100.4 | ↓-10.5 | |
| 4/20 13:40 | 90.2 | ↓-10.2 | |
| 4/20 13:50 | 80.2 | ↓-10.0 | |
| 4/20 14:00 | 70.6 | ↓-9.6 | |
| 4/20 14:10 | 61.4 | ↓-9.2 | |
| 4/20 14:20 | 52.7 | ↓-8.7 | |
| 4/20 14:30 | 44.5 | ↓-8.2 | |
| 4/20 14:40 | 36.9 | ↓-7.6 | |
| 4/20 14:50 | 30.0 | ↓-6.9 | |
| 4/20 15:00 | 23.7 | ↓-6.3 | |
| 4/20 15:10 | 18.1 | ↓-5.6 | |
| 4/20 15:20 | 13.3 | ↓-4.8 | |
| 4/20 15:30 | 9.3 | ↓-4.0 | |
| 4/20 15:40 | 6.1 | ↓-3.2 | |
| 4/20 15:50 | 3.8 | ↓-2.3 | |
| 4/20 16:00 | 2.3 | ↓-1.5 | |
| 4/20 16:10 | 1.6 | ↓-0.7 | 干潮 |
| 4/20 16:20 | 1.9 | ↑0.3 | |
| 4/20 16:30 | 3.0 | ↑1.1 | |
| 4/20 16:40 | 4.9 | ↑1.9 | |
| 4/20 16:50 | 7.7 | ↑2.8 | |
| 4/20 17:00 | 11.2 | ↑3.5 | |
| 4/20 17:10 | 15.6 | ↑4.4 | |
| 4/20 17:20 | 20.7 | ↑5.1 | |
| 4/20 17:30 | 26.6 | ↑5.9 | |
| 4/20 17:40 | 33.1 | ↑6.5 | |
| 4/20 17:50 | 40.2 | ↑7.1 | |
| 4/20 18:00 | 48.0 | ↑7.8 | |
| 4/20 18:10 | 56.2 | ↑8.2 | |
| 4/20 18:20 | 64.9 | ↑8.7 | |
| 4/20 18:30 | 74.0 | ↑9.1 | |
| 4/20 18:40 | 83.5 | ↑9.5 | |
| 4/20 18:50 | 93.3 | ↑9.8 | |
| 4/20 19:00 | 103.2 | ↑9.9 | |
| 4/20 19:10 | 113.3 | ↑10.1 | |
| 4/20 19:20 | 123.5 | ↑10.2 | |
| 4/20 19:30 | 133.7 | ↑10.2 | |
| 4/20 19:40 | 143.8 | ↑10.1 | |
| 4/20 19:50 | 153.8 | ↑10.0 | |
| 4/20 20:00 | 163.6 | ↑9.8 | |
| 4/20 20:10 | 173.1 | ↑9.5 | |
| 4/20 20:20 | 182.3 | ↑9.2 | |
| 4/20 20:30 | 191.1 | ↑8.8 | |
| 4/20 20:40 | 199.5 | ↑8.4 | |
| 4/20 20:50 | 207.3 | ↑7.8 | |
| 4/20 21:00 | 214.7 | ↑7.4 | |
| 4/20 21:10 | 221.4 | ↑6.7 | |
| 4/20 21:20 | 227.5 | ↑6.1 | |
| 4/20 21:30 | 232.9 | ↑5.4 | |
| 4/20 21:40 | 237.7 | ↑4.8 | |
| 4/20 21:50 | 241.7 | ↑4.0 | |
| 4/20 22:00 | 244.9 | ↑3.2 | |
| 4/20 22:10 | 247.4 | ↑2.5 | |
| 4/20 22:20 | 249.2 | ↑1.8 | |
| 4/20 22:30 | 250.1 | ↑0.9 | 満潮 |
| 4/20 22:40 | 250.3 | ↑0.2 | |
| 4/20 22:50 | 249.7 | ↓-0.6 | |
| 4/20 23:00 | 248.4 | ↓-1.3 | |
| 4/20 23:10 | 246.3 | ↓-2.1 | |
| 4/20 23:20 | 243.5 | ↓-2.8 | |
| 4/20 23:30 | 240.1 | ↓-3.4 | |
| 4/20 23:40 | 236.0 | ↓-4.1 | |
| 4/20 23:50 | 231.3 | ↓-4.7 |